Commit Graph
278 Commits
Author SHA1 Message Date
Nick HollonandGitHub d482fca105 feat(sdk-py): add websocket stream transports (#7830) 2026-05-27 16:01:01 -04:00
Nick HollonandGitHub 30fea64687 feat(sdk-py): add messages and tool call projections (#7823) 2026-05-27 12:11:06 -04:00
Nick HollonandGitHub 3268a54791 feat(sdk-py): add v3 streaming primitives and SSE transport (#7818) 2026-05-27 10:10:09 -04:00
Sydney RunkleandGitHub add269632b chore(langgraph): bump version to 1.2.2 (#7914)
Patch bump to 1.2.2 following the 1.2.1 release.
2026-05-26 13:59:41 -04:00
Nick HollonandGitHub d1e2ff0561 release(checkpoint): 4.1.1 (#7890)
## Summary

Bumps `langgraph-checkpoint` `4.1.0` → `4.1.1` and updates all
downstream `uv.lock` files.

## Test plan

- [x] `make format` / `make lint` / `make test` from `libs/checkpoint/`
2026-05-22 12:52:05 -04:00
Nick HollonandGitHub bf7fec0bd1 release(langgraph): 1.2.1 (#7883)
releasing 1.2.1

Notable changes since 1.2.0:

- feat(langgraph): add `before_builtins` opt-in for stream transformers
(#7882)
- fix(langgraph): keep tool results out of v3 messages (#7838)
- chore(deps): bump langsmith from 0.7.31 to 0.8.0 (#7788)
- chore(deps): bump idna from 3.11 to 3.15 (#7866)
2026-05-21 14:28:25 -04:00
dependabot[bot]GitHubdependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>John Kennedy
d6319126ef chore(deps): bump idna from 3.11 to 3.15 in /libs/prebuilt (#7864)
Bumps [idna](https://github.com/kjd/idna) from 3.11 to 3.15.
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a
href="https://github.com/kjd/idna/blob/master/HISTORY.md">idna's
changelog</a>.</em></p>
<blockquote>
<h2>3.15 (2026-05-12)</h2>
<ul>
<li>Enforce DNS-length cap on individual labels early in
<code>check_label</code>,
short-circuiting contextual-rule processing for oversized input
while staying compatible with UTS 46 usage.</li>
<li>Tidy core helpers: hoist bidi category sets to module-level
frozensets (avoiding per-codepoint list construction), simplify
length checks, and reuse the shared <code>_unicode_dots_re</code> from
<code>idna.core</code> in the codec module.</li>
<li>Use <code>raise ... from err</code> for proper exception chaining
and
switch internal string formatting to f-strings.</li>
<li>Allow <code>flit_core</code> 4.x in the build backend.</li>
<li>Expand the ruff lint set (flake8-bugbear, flake8-simplify,
pyupgrade, perflint) and apply the surfaced fixes; pin lint CI
to Python 3.14.</li>
<li>Add Dependabot configuration for GitHub Actions.</li>
<li>Convert README and HISTORY from reStructuredText to Markdown.</li>
<li>Reference CVE-2026-45409 for the 3.14 advisory in place of the
initial GHSA identifier.</li>
</ul>
<p>Thanks to Felix Yan, Stan Ulbrych, and metsw24-max for
contributions to this release.</p>
<h2>3.14 (2026-05-10)</h2>
<ul>
<li>Removed opportunity to process long inputs into quadratic
time by rejecting oversize inputs up-front. Closes a bypass
of the CVE-2024-3651 mitigation. [CVE-2026-45409]</li>
</ul>
<p>Thanks to Stan Ulbrych for reporting the issue.</p>
<h2>3.13 (2026-04-22)</h2>
<ul>
<li>Correct classification error for codepoint U+A7F1</li>
</ul>
<h2>3.12 (2026-04-21)</h2>
<ul>
<li>Update to Unicode 17.0.0.</li>
<li>Issue a deprecation warning for the transitional argument.</li>
<li>Added lazy-loading to provide some performance improvements.</li>
<li>Removed vestiges of code related to Python 2 support, including
segmentation of data structures specific to Jython.</li>
</ul>
<p>Thanks to Rodrigo Nogueira for contributions to this release.</p>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/kjd/idna/commit/af30a092e158181d0b35ac66dfa813788126bdd8"><code>af30a09</code></a>
Release 3.15</li>
<li><a
href="https://github.com/kjd/idna/commit/30314d4628744ca14cf2b5820564e5127a9f86f2"><code>30314d4</code></a>
Pre-release 3.15rc0</li>
<li><a
href="https://github.com/kjd/idna/commit/05d4b219aa9eddc47371fcbd2000f0301016f3e9"><code>05d4b21</code></a>
Merge pull request <a
href="https://redirect.github.com/kjd/idna/issues/237">#237</a> from
kjd/convert-docs-to-markdown</li>
<li><a
href="https://github.com/kjd/idna/commit/2987fdba1962bbb2358399e0084ba062b98a0bee"><code>2987fdb</code></a>
Convert README and HISTORY from reStructuredText to Markdown</li>
<li><a
href="https://github.com/kjd/idna/commit/59fa8002d514bf4a5ce7b58f67b9ec587d53fa9c"><code>59fa800</code></a>
Merge pull request <a
href="https://redirect.github.com/kjd/idna/issues/236">#236</a> from
kjd/dependabot/github_actions/actions-f3e34333ea</li>
<li><a
href="https://github.com/kjd/idna/commit/def69834ced5d4b3c50439d8b99c4c856ec19ca2"><code>def6983</code></a>
Merge branch 'master' into
dependabot/github_actions/actions-f3e34333ea</li>
<li><a
href="https://github.com/kjd/idna/commit/bbd8004a797185d8c56bb555cd5c88fde05e0631"><code>bbd8004</code></a>
Merge pull request <a
href="https://redirect.github.com/kjd/idna/issues/234">#234</a> from
StanFromIreland/patch-1</li>
<li><a
href="https://github.com/kjd/idna/commit/edd07c05024344a6ccb517414ccb36683aee99fc"><code>edd07c0</code></a>
Bump github/codeql-action from 3.35.2 to 4.35.2 in the actions
group</li>
<li><a
href="https://github.com/kjd/idna/commit/5557db030c11bdec50d62aa5f631d705d33ba123"><code>5557db0</code></a>
Merge branch 'master' into patch-1</li>
<li><a
href="https://github.com/kjd/idna/commit/f11746cf4981d25123ef7830d3ee60f07de8ae3d"><code>f11746c</code></a>
Merge pull request <a
href="https://redirect.github.com/kjd/idna/issues/235">#235</a> from
StanFromIreland/patch-2</li>
<li>Additional commits viewable in <a
href="https://github.com/kjd/idna/compare/v3.11...v3.15">compare
view</a></li>
</ul>
</details>
<br />


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Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: John Kennedy <65985482+jkennedyvz@users.noreply.github.com>
2026-05-20 01:06:32 +00:00
Christian BromannandGitHub ea44df3476 fix(langgraph): keep tool results out of v3 messages (#7838)
## Summary

- Filter `ToolMessage` from v3 `run.messages` streaming (handler +
`MessagesTransformer`) so tool results do not appear as chat text
deltas.
- Normalize `ToolCallStream.output` in `ToolCallTransformer` so live and
serialized `ToolMessage` payloads resolve to raw `content`.
- Add regression tests for message filtering and tool-output unwrapping.

<details>
<summary>Reproducible script</summary>

```python
"""Repro: v3 tool results must not leak through run.messages."""

from __future__ import annotations

import asyncio
from collections.abc import Callable, Sequence
from typing import Any
from uuid import uuid4

from deepagents import create_deep_agent
from langchain_core.callbacks import CallbackManagerForLLMRun
from langchain_core.language_models import BaseChatModel, LanguageModelInput
from langchain_core.messages import AIMessage, HumanMessage, ToolCall, ToolMessage
from langchain_core.outputs import ChatGeneration, ChatResult
from langchain_core.runnables import Runnable
from langchain_core.tools import BaseTool, tool
from pydantic import Field

TOOL_RESULT_SENTINEL = "[]"


class ScriptedChatModel(BaseChatModel):
    responses: list[AIMessage] = Field(default_factory=list)
    tools: Sequence[dict[str, Any] | type | Callable | BaseTool] = ()
    _idx: int = 0

    @property
    def _llm_type(self) -> str:
        return "scripted"

    def _generate(
        self,
        messages: Sequence[Any],
        stop: list[str] | None = None,
        run_manager: CallbackManagerForLLMRun | None = None,
        **kwargs: Any,
    ) -> ChatResult:
        del messages, stop, run_manager, kwargs
        idx = min(self._idx, len(self.responses) - 1)
        self._idx += 1
        return ChatResult(generations=[ChatGeneration(message=self.responses[idx])])

    def bind_tools(
        self,
        tools: Sequence[dict[str, Any] | type | Callable | BaseTool],
        *,
        tool_choice: str | None = None,
        **kwargs: Any,
    ) -> Runnable[LanguageModelInput, AIMessage]:
        del tool_choice, kwargs
        self.tools = tools
        return self


@tool
def list_items() -> str:
    """List available items."""
    return TOOL_RESULT_SENTINEL


def _tool_call_message() -> AIMessage:
    return AIMessage(
        content="",
        tool_calls=[
            ToolCall(id="call_list", name="list_items", args={}),
        ],
    )


def _extract_text_delta(event: Any) -> str | None:
    if isinstance(event, dict):
        if event.get("event") != "content-block-delta":
            return None
        delta = event.get("delta")
        if isinstance(delta, dict) and delta.get("type") == "text-delta":
            text = delta.get("text")
            return text if isinstance(text, str) else None
    elif getattr(event, "event", None) == "content-block-delta":
        delta = getattr(event, "delta", None)
        if isinstance(delta, dict) and delta.get("type") == "text-delta":
            text = delta.get("text")
            return text if isinstance(text, str) else None
        text = getattr(delta, "text", None)
        return text if isinstance(text, str) else None
    return None


async def _tool_output(tool_call: Any) -> Any:
    output = getattr(tool_call, "output", None)
    if callable(output):
        return await output()
    if hasattr(output, "__await__"):
        return await output
    return output


async def main() -> None:
    model = ScriptedChatModel(
        responses=[
            _tool_call_message(),
            AIMessage(content="No items found."),
        ]
    )
    agent = create_deep_agent(model=model, tools=[list_items])
    run = await agent.astream_events(
        {"messages": [HumanMessage(content="List items")]},
        version="v3",
        configurable={"thread_id": str(uuid4())},
        recursion_limit=50,
    )

    async def collect_message_texts() -> list[str]:
        texts: list[str] = []
        async for message_stream in run.messages:
            async for event in message_stream:
                text = _extract_text_delta(event)
                if text is not None:
                    texts.append(text)
        return texts

    async def collect_tool_outputs() -> list[Any]:
        outputs: list[Any] = []
        async for tool_call in run.tool_calls:
            outputs.append(await _tool_output(tool_call))
        return outputs

    message_texts, tool_outputs, final_state = await asyncio.gather(
        collect_message_texts(),
        collect_tool_outputs(),
        run.output(),
    )

    final_messages = final_state["messages"]
    tool_message = next((m for m in final_messages if isinstance(m, ToolMessage)), None)

    print("run.messages text deltas:", message_texts)
    print("run.tool_calls outputs:", tool_outputs)
    print("final state message roles:", [m.type for m in final_messages])

    if TOOL_RESULT_SENTINEL in message_texts:
        raise AssertionError("Tool result leaked through run.messages.")
    if TOOL_RESULT_SENTINEL not in tool_outputs:
        raise AssertionError("Tool output was not surfaced through run.tool_calls.")
    if tool_message is None or tool_message.tool_call_id != "call_list":
        raise AssertionError("Final state does not contain the expected ToolMessage.")

    print("Reproduction passed: tool output stayed out of run.messages.")


if __name__ == "__main__":
    asyncio.run(main())
```

</details>

<details>
<summary>Current behavior</summary>

```text
run.messages text deltas: ['[]', 'No items found.']
run.tool_calls outputs: [ToolMessage(content='[]', ...)]
final state message roles: ['human', 'ai', 'tool', 'ai']

AssertionError: Tool result leaked through run.messages.
```

</details>

<details>
<summary>Expected behavior</summary>

```text
run.messages text deltas: ['No items found.']
run.tool_calls outputs: ['[]']
final state message roles: ['human', 'ai', 'tool', 'ai']
Reproduction passed: tool output stayed out of run.messages.
```

</details>

## Test plan

- [ ] `uv run --project libs/langgraph pytest
libs/langgraph/tests/test_stream_messages_transformer.py`
- [ ] `uv run --project libs/prebuilt pytest
libs/prebuilt/tests/test_tool_call_transformer.py`
- [ ] `uv run --project libs/langgraph ruff check` (touched files)
- [ ] `uv run --project libs/prebuilt ruff check` (touched files)

Related:
[langchain-ai/langchainjs#10900](https://github.com/langchain-ai/langchainjs/pull/10900)
2026-05-19 11:36:16 -04:00
dependabot[bot]GitHubdependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
02e042d58c chore(deps): bump langsmith from 0.7.31 to 0.8.0 in /libs/prebuilt (#7787)
Bumps [langsmith](https://github.com/langchain-ai/langsmith-sdk) from
0.7.31 to 0.8.0.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/langchain-ai/langsmith-sdk/releases">langsmith's
releases</a>.</em></p>
<blockquote>
<h2>v0.8.0</h2>
<h2>What's Changed</h2>
<ul>
<li>feat(js,py): JS 0.6.0, Py 0.8.0 by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2831">langchain-ai/langsmith-sdk#2831</a></li>
<li>release(js): 0.6.0 by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2832">langchain-ai/langsmith-sdk#2832</a></li>
<li>release(py): 0.8.0 by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2833">langchain-ai/langsmith-sdk#2833</a></li>
</ul>
<p><strong>Full Changelog</strong>: <a
href="https://github.com/langchain-ai/langsmith-sdk/compare/v0.7.38...v0.8.0">https://github.com/langchain-ai/langsmith-sdk/compare/v0.7.38...v0.8.0</a></p>
<h2>v0.7.38</h2>
<h2>What's Changed</h2>
<ul>
<li>feat(js): add tracing of opencode by <a
href="https://github.com/dqbd"><code>@​dqbd</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2776">langchain-ai/langsmith-sdk#2776</a></li>
<li>chore(js): Remove types/uuid by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2814">langchain-ai/langsmith-sdk#2814</a></li>
<li>docs(sandbox): document default idle TTL of 10 minutes by <a
href="https://github.com/DanielKneipp"><code>@​DanielKneipp</code></a>
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2788">langchain-ai/langsmith-sdk#2788</a></li>
<li>ci(py): Bump pytest timeout to 2m by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2815">langchain-ai/langsmith-sdk#2815</a></li>
<li>chore(deps-dev): bump the js-minor-and-patch group across 1
directory with 4 updates by <a
href="https://github.com/dependabot"><code>@​dependabot</code></a>[bot]
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2803">langchain-ai/langsmith-sdk#2803</a></li>
<li>chore(deps): update sphinx-autobuild requirement from &gt;=2024 to
&gt;=2024.10.3 in /python by <a
href="https://github.com/dependabot"><code>@​dependabot</code></a>[bot]
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2809">langchain-ai/langsmith-sdk#2809</a></li>
<li>chore(deps): update myst-nb requirement from &gt;=1.1.1 to
&gt;=1.4.0 in /python by <a
href="https://github.com/dependabot"><code>@​dependabot</code></a>[bot]
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2810">langchain-ai/langsmith-sdk#2810</a></li>
<li>chore(deps-dev): bump types-pyyaml from 6.0.12.20250915 to
6.0.12.20260408 in /python by <a
href="https://github.com/dependabot"><code>@​dependabot</code></a>[bot]
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2812">langchain-ai/langsmith-sdk#2812</a></li>
<li>chore(deps-dev): bump <code>@​langchain/openai</code> from 0.5.18 to
0.6.17 in /js by <a
href="https://github.com/dependabot"><code>@​dependabot</code></a>[bot]
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2806">langchain-ai/langsmith-sdk#2806</a></li>
<li>chore(deps): bump the py-minor-and-patch group across 1 directory
with 18 updates by <a
href="https://github.com/dependabot"><code>@​dependabot</code></a>[bot]
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2808">langchain-ai/langsmith-sdk#2808</a></li>
<li>feat(py): Adds strands OTEL exporter by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2817">langchain-ai/langsmith-sdk#2817</a></li>
<li>chore(js): Switch to oxfmt and oxlint by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2819">langchain-ai/langsmith-sdk#2819</a></li>
<li>fix(py): fix RunTree ValidationError when inputs or outputs is a
Pydantic BaseModel by <a
href="https://github.com/QuentinBrosse"><code>@​QuentinBrosse</code></a>
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2820">langchain-ai/langsmith-sdk#2820</a></li>
<li>chore: add apac support by <a
href="https://github.com/joaquin-borggio-lc"><code>@​joaquin-borggio-lc</code></a>
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2821">langchain-ai/langsmith-sdk#2821</a></li>
<li>fix(js): Pull Claude Agent SDK subagent runs from transcript, add
tool span for subagents, merge message blocks by id by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2816">langchain-ai/langsmith-sdk#2816</a></li>
<li>release(js): 0.5.26 by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2824">langchain-ai/langsmith-sdk#2824</a></li>
<li>release(py): 0.7.38 by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2825">langchain-ai/langsmith-sdk#2825</a></li>
</ul>
<p><strong>Full Changelog</strong>: <a
href="https://github.com/langchain-ai/langsmith-sdk/compare/v0.7.37...v0.7.38">https://github.com/langchain-ai/langsmith-sdk/compare/v0.7.37...v0.7.38</a></p>
<h2>v0.7.37</h2>
<h2>What's Changed</h2>
<ul>
<li>perf(js): Offload serialize to worker thread at flush time by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2781">langchain-ai/langsmith-sdk#2781</a></li>
<li>release(js): 0.5.24 by <a
href="https://github.com/emil-lc"><code>@​emil-lc</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2790">langchain-ai/langsmith-sdk#2790</a></li>
<li>chore(js): Fix perf test flagging by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2792">langchain-ai/langsmith-sdk#2792</a></li>
<li>feat(js,python): Adds hub model config and provider to schemas by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2793">langchain-ai/langsmith-sdk#2793</a></li>
<li>fix(js): minor test improvements by <a
href="https://github.com/christian-bromann"><code>@​christian-bromann</code></a>
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2429">langchain-ai/langsmith-sdk#2429</a></li>
<li>fix(js): Include auth headers on info requests by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2800">langchain-ai/langsmith-sdk#2800</a></li>
<li>release(js): 0.5.25 by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2801">langchain-ai/langsmith-sdk#2801</a></li>
<li>fix(python): flush both tracing_queue and compressed_traces in
flush() by <a
href="https://github.com/angus-langchain"><code>@​angus-langchain</code></a>
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2796">langchain-ai/langsmith-sdk#2796</a></li>
<li>chore(deps): bump postcss from 8.5.8 to 8.5.10 in
/js/internal/environment_tests/test-exports-vite in the npm_and_yarn
group across 1 directory by <a
href="https://github.com/dependabot"><code>@​dependabot</code></a>[bot]
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2791">langchain-ai/langsmith-sdk#2791</a></li>
<li>chore(deps-dev): bump google-adk from 1.10.0 to 1.28.1 in /python by
<a
href="https://github.com/dependabot"><code>@​dependabot</code></a>[bot]
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2794">langchain-ai/langsmith-sdk#2794</a></li>
<li>fix(python): flush pending traces during Client.cleanup() by <a
href="https://github.com/angus-langchain"><code>@​angus-langchain</code></a>
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2799">langchain-ai/langsmith-sdk#2799</a></li>
<li>fix(py): Fix concurrency for multiple Claude Agent SDK sessions by
<a href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in
<a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2795">langchain-ai/langsmith-sdk#2795</a></li>
<li>release(py): 0.7.37 by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2802">langchain-ai/langsmith-sdk#2802</a></li>
</ul>
<p><strong>Full Changelog</strong>: <a
href="https://github.com/langchain-ai/langsmith-sdk/compare/v0.7.36...v0.7.37">https://github.com/langchain-ai/langsmith-sdk/compare/v0.7.36...v0.7.37</a></p>
<!-- raw HTML omitted -->
</blockquote>
<p>... (truncated)</p>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/langchain-ai/langsmith-sdk/commit/cf01c873d50f2f50249f1975b8d443a546168a85"><code>cf01c87</code></a>
release(py): 0.8.0 (<a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/issues/2833">#2833</a>)</li>
<li><a
href="https://github.com/langchain-ai/langsmith-sdk/commit/fd049c84648aa168e42636744587be0e0589da01"><code>fd049c8</code></a>
release(js): 0.6.0 (<a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/issues/2832">#2832</a>)</li>
<li><a
href="https://github.com/langchain-ai/langsmith-sdk/commit/092a8866c473810712fb7983459923cbbfce3069"><code>092a886</code></a>
feat(js,py): JS 0.6.0, Py 0.8.0 (<a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/issues/2831">#2831</a>)</li>
<li><a
href="https://github.com/langchain-ai/langsmith-sdk/commit/ff180c04237511b341ed455cfbfe6cadd9a5eeab"><code>ff180c0</code></a>
release(py): 0.7.38 (<a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/issues/2825">#2825</a>)</li>
<li><a
href="https://github.com/langchain-ai/langsmith-sdk/commit/d9de3ca801dc8a9e81d6e7dbb0bc5547a505f115"><code>d9de3ca</code></a>
release(js): 0.5.26 (<a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/issues/2824">#2824</a>)</li>
<li><a
href="https://github.com/langchain-ai/langsmith-sdk/commit/14283948316ba4a274622440d537e61aec85b8c3"><code>1428394</code></a>
fix(js): Pull Claude Agent SDK subagent runs from transcript, add tool
span f...</li>
<li><a
href="https://github.com/langchain-ai/langsmith-sdk/commit/838e957d8027a8ff2e9e7cf8a10e874bfae328d7"><code>838e957</code></a>
chore: add apac support (<a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/issues/2821">#2821</a>)</li>
<li><a
href="https://github.com/langchain-ai/langsmith-sdk/commit/003f22a768f7dad7efdeb775d0b1199a125ce4fe"><code>003f22a</code></a>
fix(py): fix RunTree ValidationError when inputs or outputs is a
Pydantic Bas...</li>
<li><a
href="https://github.com/langchain-ai/langsmith-sdk/commit/8f5ef27c2d76dd62353b22f63b32a987e5d07407"><code>8f5ef27</code></a>
chore(js): Switch to oxfmt and oxlint (<a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/issues/2819">#2819</a>)</li>
<li><a
href="https://github.com/langchain-ai/langsmith-sdk/commit/9873633c9f066fc1c3ed7641ad54d646c90dae09"><code>9873633</code></a>
feat(py): Adds strands OTEL exporter (<a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/issues/2817">#2817</a>)</li>
<li>Additional commits viewable in <a
href="https://github.com/langchain-ai/langsmith-sdk/compare/v0.7.31...v0.8.0">compare
view</a></li>
</ul>
</details>
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2026-05-18 19:19:17 -07:00
Sydney RunkleandGitHub 3614e88c58 release: bump alpha packages to official versions (#7775)
## Summary

Bumps all alpha-versioned packages to their official releases:

- `langgraph`: `1.2.0a7` → `1.2.0`
- `langgraph-checkpoint`: `4.1.0a4` → `4.1.0`
- `langgraph-checkpoint-postgres`: `3.1.0a4` → `3.1.0`
- `langgraph-checkpoint-sqlite`: `3.1.0a1` → `3.1.0`
- `langgraph-prebuilt`: `1.1.0a2` → `1.1.0`

Also removes the `a*` alpha specifiers from cross-dependency pins in
`langgraph`, `checkpoint-postgres`, and `checkpoint-sqlite`, and
regenerates all `uv.lock` files.
2026-05-11 23:27:38 -04:00
dependabot[bot]GitHubdependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
38f4936aab chore(deps): bump urllib3 from 2.6.3 to 2.7.0 in /libs/prebuilt (#7763)
Bumps [urllib3](https://github.com/urllib3/urllib3) from 2.6.3 to 2.7.0.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/urllib3/urllib3/releases">urllib3's
releases</a>.</em></p>
<blockquote>
<h2>2.7.0</h2>
<h2>🚀 urllib3 is fundraising for HTTP/2 support</h2>
<p><a
href="https://sethmlarson.dev/urllib3-is-fundraising-for-http2-support">urllib3
is raising ~$40,000 USD</a> to release HTTP/2 support and ensure
long-term sustainable maintenance of the project after a sharp decline
in financial support. If your company or organization uses Python and
would benefit from HTTP/2 support in Requests, pip, cloud SDKs, and
thousands of other projects <a
href="https://opencollective.com/urllib3">please consider contributing
financially</a> to ensure HTTP/2 support is developed sustainably and
maintained for the long-haul.</p>
<p>Thank you for your support.</p>
<h2>Security</h2>
<p>Addressed high-severity security issues. Impact was limited to
specific use cases detailed in the accompanying advisories; overall user
exposure was estimated to be marginal.</p>
<ul>
<li>
<p>Decompression-bomb safeguards of the streaming API were bypassed:</p>
<ol>
<li>When <code>HTTPResponse.drain_conn()</code> was called after the
response had been read and decompressed partially. (Reported by <a
href="https://github.com/Cycloctane"><code>@​Cycloctane</code></a>)</li>
<li>During the second <code>HTTPResponse.read(amt=N)</code> or
<code>HTTPResponse.stream(amt=N)</code> call when the response was
decompressed using the official <a
href="https://pypi.org/project/brotli/">Brotli</a> library. (Reported by
<a
href="https://github.com/kimkou2024"><code>@​kimkou2024</code></a>)</li>
</ol>
<p>See GHSA-mf9v-mfxr-j63j for details.</p>
</li>
<li>
<p>HTTP pools created using
<code>ProxyManager.connection_from_url</code> did not strip sensitive
headers specified in <code>Retry.remove_headers_on_redirect</code> when
redirecting to a different host. (GHSA-qccp-gfcp-xxvc reported by <a
href="https://github.com/christos-spearbit"><code>@​christos-spearbit</code></a>)</p>
</li>
</ul>
<h2>Deprecations and Removals</h2>
<ul>
<li>Used <code>FutureWarning</code> instead of
<code>DeprecationWarning</code> for better visibility of existing
deprecation notices. Rescheduled the removal of deprecated features to
version 3.0. (<a
href="https://redirect.github.com/urllib3/urllib3/issues/3763">urllib3/urllib3#3763</a>)</li>
<li>Removed support for end-of-life Python 3.9. (<a
href="https://redirect.github.com/urllib3/urllib3/issues/3720">urllib3/urllib3#3720</a>)</li>
<li>Removed support for end-of-life PyPy3.10. (<a
href="https://redirect.github.com/urllib3/urllib3/issues/4979">urllib3/urllib3#4979</a>)</li>
<li>Bumped the minimum supported pyOpenSSL version to 19.0.0. (<a
href="https://redirect.github.com/urllib3/urllib3/issues/3777">urllib3/urllib3#3777</a>)</li>
</ul>
<h2>Bugfixes</h2>
<ul>
<li>Fixed a bug where <code>HTTPResponse.read(amt=None)</code> was
ignoring decompressed data buffered from previous partial reads. (<a
href="https://redirect.github.com/urllib3/urllib3/issues/3636">urllib3/urllib3#3636</a>)</li>
<li>Fixed a bug where <code>HTTPResponse.read()</code> could cache only
part of the response after a partial read when
<code>cache_content=True</code>. (<a
href="https://redirect.github.com/urllib3/urllib3/issues/4967">urllib3/urllib3#4967</a>)</li>
<li>Fixed <code>HTTPResponse.stream()</code> and
<code>HTTPResponse.read_chunked()</code> to handle <code>amt=0</code>.
(<a
href="https://redirect.github.com/urllib3/urllib3/issues/3793">urllib3/urllib3#3793</a>)</li>
<li>Updated <code>_TYPE_BODY</code> type alias to include missing
<code>Iterable[str]</code>, matching the documented and runtime behavior
of chunked request bodies. (<a
href="https://redirect.github.com/urllib3/urllib3/issues/3798">urllib3/urllib3#3798</a>)</li>
<li>Fixed <code>LocationParseError</code> when paths resembling
schemeless URIs were passed to
<code>HTTPConnectionPool.urlopen()</code>. (<a
href="https://redirect.github.com/urllib3/urllib3/issues/3352">urllib3/urllib3#3352</a>)</li>
<li>Fixed <code>BaseHTTPResponse.readinto()</code> type annotation to
accept <code>memoryview</code> in addition to <code>bytearray</code>,
matching the <code>io.RawIOBase.readinto</code> contract and enabling
use with <code>io.BufferedReader</code> without type errors. (<a
href="https://redirect.github.com/urllib3/urllib3/issues/3764">urllib3/urllib3#3764</a>)</li>
</ul>
</blockquote>
</details>
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a
href="https://github.com/urllib3/urllib3/blob/main/CHANGES.rst">urllib3's
changelog</a>.</em></p>
<blockquote>
<h1>2.7.0 (2026-05-07)</h1>
<h2>Security</h2>
<p>Addressed high-severity security issues.
Impact was limited to specific use cases detailed in the accompanying
advisories; overall user exposure was estimated to be marginal.</p>
<ul>
<li>
<p>Decompression-bomb safeguards of the streaming API were bypassed:</p>
<ol>
<li>When <code>HTTPResponse.drain_conn()</code> was called after the
response had been
read and decompressed partially.</li>
<li>During the second <code>HTTPResponse.read(amt=N)</code> or
<code>HTTPResponse.stream(amt=N)</code> call when the response was
decompressed
using the official <code>Brotli
&lt;https://pypi.org/project/brotli/&gt;</code>__ library.</li>
</ol>
<p>See <code>GHSA-mf9v-mfxr-j63j
&lt;https://github.com/urllib3/urllib3/security/advisories/GHSA-mf9v-mfxr-j63j&gt;</code>__
for details.</p>
</li>
<li>
<p>HTTP pools created using
<code>ProxyManager.connection_from_url</code> did not strip
sensitive headers specified in
<code>Retry.remove_headers_on_redirect</code> when
redirecting to a different host.
(<code>GHSA-qccp-gfcp-xxvc
&lt;https://github.com/urllib3/urllib3/security/advisories/GHSA-qccp-gfcp-xxvc&gt;</code>__)</p>
</li>
</ul>
<h2>Deprecations and Removals</h2>
<ul>
<li>Used <code>FutureWarning</code> instead of
<code>DeprecationWarning</code> for better
visibility of existing deprecation notices. Rescheduled the removal of
deprecated features to version 3.0.
(<code>[#3763](https://github.com/urllib3/urllib3/issues/3763)
&lt;https://github.com/urllib3/urllib3/issues/3763&gt;</code>__)</li>
<li>Removed support for end-of-life Python 3.9.
(<code>[#3720](https://github.com/urllib3/urllib3/issues/3720)
&lt;https://github.com/urllib3/urllib3/issues/3720&gt;</code>__)</li>
<li>Removed support for end-of-life PyPy3.10.
(<code>[#4979](https://github.com/urllib3/urllib3/issues/4979)
&lt;https://github.com/urllib3/urllib3/issues/4979&gt;</code>__)</li>
<li>Bumped the minimum supported pyOpenSSL version to 19.0.0.
(<code>[#3777](https://github.com/urllib3/urllib3/issues/3777)
&lt;https://github.com/urllib3/urllib3/issues/3777&gt;</code>__)</li>
</ul>
<h2>Bugfixes</h2>
<ul>
<li>Fixed a bug where <code>HTTPResponse.read(amt=None)</code> was
ignoring decompressed
data buffered from previous partial reads.
(<code>[#3636](https://github.com/urllib3/urllib3/issues/3636)
&lt;https://github.com/urllib3/urllib3/issues/3636&gt;</code>__)</li>
<li>Fixed a bug where <code>HTTPResponse.read()</code> could cache only
part of the
response after a partial read when <code>cache_content=True</code>.</li>
</ul>
<!-- raw HTML omitted -->
</blockquote>
<p>... (truncated)</p>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/urllib3/urllib3/commit/9a950b92d999f906b6020bb2d1076ee56cddd5d2"><code>9a950b9</code></a>
Release 2.7.0</li>
<li><a
href="https://github.com/urllib3/urllib3/commit/5ec0de499b9166ca71c65ab04f2a7e4eb0d66fcc"><code>5ec0de4</code></a>
Merge commit from fork</li>
<li><a
href="https://github.com/urllib3/urllib3/commit/2bdcc44d1e163fb5cc48a8662425e35e15adfe6a"><code>2bdcc44</code></a>
Merge commit from fork</li>
<li><a
href="https://github.com/urllib3/urllib3/commit/f45b0df09d8620ac6ed0491eb9362c8c87b7bc2c"><code>f45b0df</code></a>
Fix a misleading example for <code>ProxyManager</code> (<a
href="https://redirect.github.com/urllib3/urllib3/issues/4970">#4970</a>)</li>
<li><a
href="https://github.com/urllib3/urllib3/commit/577193ca029872384f82c133449e0935f6d8a64b"><code>577193c</code></a>
Switch to nightly PyPy3.11 in CI for now (<a
href="https://redirect.github.com/urllib3/urllib3/issues/4984">#4984</a>)</li>
<li><a
href="https://github.com/urllib3/urllib3/commit/e90af45bb006c3a452a3a21644a2681523f5c7fc"><code>e90af45</code></a>
Avoid infinite loop in <code>HTTPResponse.read_chunked</code> when
<code>amt=0</code> (<a
href="https://redirect.github.com/urllib3/urllib3/issues/4974">#4974</a>)</li>
<li><a
href="https://github.com/urllib3/urllib3/commit/67ed74fdaec6659a6534621ec8e3aaaa6f976210"><code>67ed74f</code></a>
Bump dev dependencies (<a
href="https://redirect.github.com/urllib3/urllib3/issues/4972">#4972</a>)</li>
<li><a
href="https://github.com/urllib3/urllib3/commit/3abd481097b54d87b574ac7ea593c3f40938a84d"><code>3abd481</code></a>
Upgrade mypy to version 1.20.2 (<a
href="https://redirect.github.com/urllib3/urllib3/issues/4978">#4978</a>)</li>
<li><a
href="https://github.com/urllib3/urllib3/commit/2b8725dfcac4f21d4d93cc0cc3a64a33af08f890"><code>2b8725d</code></a>
Drop support for EOL PyPy3.10 (<a
href="https://redirect.github.com/urllib3/urllib3/issues/4979">#4979</a>)</li>
<li><a
href="https://github.com/urllib3/urllib3/commit/2944b2a0a6c573f5548a39cfd17196f98ee21b33"><code>2944b2a</code></a>
Upgrade <code>setup-chrome</code> and <code>setup-firefox</code> to fix
warnings (<a
href="https://redirect.github.com/urllib3/urllib3/issues/4973">#4973</a>)</li>
<li>Additional commits viewable in <a
href="https://github.com/urllib3/urllib3/compare/2.6.3...2.7.0">compare
view</a></li>
</ul>
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2026-05-11 14:18:47 -07:00
Nick HollonandGitHub 2c04b03f72 chore(langgraph): bump langchain-core to 1.4.0 (#7767) 2026-05-11 12:25:30 -07:00
dependabot[bot]GitHubdependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>John KennedyClaude Opus 4.7
e49c093f48 chore(deps): bump ty from 0.0.23 to 0.0.33 in /libs/sdk-py (#7666)
Bumps the minor-and-patch group with 1 update in the /libs/sdk-py
directory: [ty](https://github.com/astral-sh/ty).

Updates `ty` from 0.0.23 to 0.0.33
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/astral-sh/ty/releases">ty's
releases</a>.</em></p>
<blockquote>
<h2>0.0.33</h2>
<h2>Release Notes</h2>
<p>Released on 2026-04-28.</p>
<h3>Notable changes</h3>
<ul>
<li>
<p>ty now prefers the declared type of an annotated assignment in more
situations (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24802">#24802</a>).
Consider this example:</p>
<pre lang="py"><code>from some_library import untyped_function
<p>threshold: int | None = 0
result: str = untyped_function()
</code></pre></p>
<p>ty previously favored the <em>inferred</em> type of the right hand
side expression when <code>threshold</code> and <code>result</code> were
used. This is useful for <code>threshold</code>, as it allows something
like <code>threshold += 1</code> to work without an error: we know that
<code>threshold</code> could later become <code>None</code>, but
<em>right now</em>, we see that it is an <code>int</code>. However, for
<code>result</code>, the inferred type is <code>Unknown</code>. This is
<em>not</em> a useful type and it can lead to false negatives. Starting
with this release, ty will therefore prefer
the declared type <em>if the inferred and declared types are mutually
assignable</em>. In the above example, <code>threshold</code> will still
be inferred as <code>int</code> (or rather <code>Literal[1]</code>), but
<code>result</code> will now be inferred as <code>str</code>. If you
previously added <code>cast</code>s to work around this behavior, you
should be able to remove them after upgrading.</p>
</li>
</ul>
<h3>Bug fixes</h3>
<ul>
<li>Fix reporting of annotation-only locals as unused (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24811">#24811</a>)</li>
<li>Fix project and workspace selection (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24824">#24824</a>)</li>
<li>Fix go-to definition for generic classes (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24714">#24714</a>)</li>
<li>Fix receiver coloring for aliased decorators (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24884">#24884</a>)</li>
</ul>
<h3>LSP server</h3>
<ul>
<li>Add support for go-to definition in literal enum member inlay hints
(<a
href="https://redirect.github.com/astral-sh/ruff/pull/24792">#24792</a>)</li>
<li>Add support for &quot;baking&quot; keyword argument inlay hints into
the source code (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24667">#24667</a>)</li>
<li>Don't allow inlay hint edits when introducing a non global scope
symbol (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24797">#24797</a>)</li>
<li>Omit semantic highlighting for unresolved symbols (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24718">#24718</a>)</li>
</ul>
<h3>Core type checking</h3>
<ul>
<li>Support narrowing with aliased conditional expressions (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24302">#24302</a>)</li>
<li>Model short-circuiting control flow in Boolean expressions (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24458">#24458</a>)</li>
<li>Handle <code>finally</code> blocks where all
<code>try</code>/<code>except</code> blocks are terminal (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24882">#24882</a>)</li>
<li>Detect invalid <code>ClassVar</code> vs instance-attribute overrides
(<a
href="https://redirect.github.com/astral-sh/ruff/pull/24767">#24767</a>)</li>
<li>Emit diagnostic for invalid uses of <code>Unpack[...]</code> (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24868">#24868</a>)</li>
<li>Infer lambda parameter types with <code>Callable</code> type context
(<a
href="https://redirect.github.com/astral-sh/ruff/pull/24317">#24317</a>)</li>
<li>Support <code>**</code> unpacking of <code>TypedDict</code> in
dict-literal assignments (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24703">#24703</a>)</li>
<li>Support <code>Unpack[TypedDict]</code> in <code>**kwargs</code>
signatures (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24653">#24653</a>)</li>
<li>Treat <code>[*xs]</code> as an irrefutable pattern when matching on
<code>Sequence</code> (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24787">#24787</a>)</li>
<li>Improve generics solving for unions in invariant positions (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24698">#24698</a>)</li>
<li>Improve generics solving for unions when matching against protocols
(<a
href="https://redirect.github.com/astral-sh/ruff/pull/24837">#24837</a>)</li>
</ul>
<h3>Diagnostics</h3>
<!-- raw HTML omitted -->
</blockquote>
<p>... (truncated)</p>
</details>
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a
href="https://github.com/astral-sh/ty/blob/main/CHANGELOG.md">ty's
changelog</a>.</em></p>
<blockquote>
<h2>0.0.33</h2>
<p>Released on 2026-04-28.</p>
<h3>Notable changes</h3>
<ul>
<li>
<p>ty now prefers the declared type of an annotated assignment in more
situations (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24802">#24802</a>).
Consider this example:</p>
<pre lang="py"><code>from some_library import untyped_function
<p>threshold: int | None = 0
result: str = untyped_function()
</code></pre></p>
<p>ty previously favored the <em>inferred</em> type of the right hand
side expression when <code>threshold</code> and <code>result</code> were
used. This is useful for <code>threshold</code>, as it allows something
like <code>threshold += 1</code> to work without an error: we know that
<code>threshold</code> could later become <code>None</code>, but
<em>right now</em>, we see that it is an <code>int</code>. However, for
<code>result</code>, the inferred type is <code>Unknown</code>. This is
<em>not</em> a useful type and it can lead to false negatives. Starting
with this release, ty will therefore prefer
the declared type <em>if the inferred and declared types are mutually
assignable</em>. In the above example, <code>threshold</code> will still
be inferred as <code>int</code> (or rather <code>Literal[1]</code>), but
<code>result</code> will now be inferred as <code>str</code>. If you
previously added <code>cast</code>s to work around this behavior, you
should be able to remove them after upgrading.</p>
</li>
</ul>
<h3>Bug fixes</h3>
<ul>
<li>Fix reporting of annotation-only locals as unused (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24811">#24811</a>)</li>
<li>Fix project and workspace selection (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24824">#24824</a>)</li>
<li>Fix go-to definition for generic classes (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24714">#24714</a>)</li>
<li>Fix receiver coloring for aliased decorators (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24884">#24884</a>)</li>
</ul>
<h3>LSP server</h3>
<ul>
<li>Add support for go-to definition in literal enum member inlay hints
(<a
href="https://redirect.github.com/astral-sh/ruff/pull/24792">#24792</a>)</li>
<li>Add support for &quot;baking&quot; keyword argument inlay hints into
the source code (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24667">#24667</a>)</li>
<li>Don't allow inlay hint edits when introducing a non global scope
symbol (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24797">#24797</a>)</li>
<li>Omit semantic highlighting for unresolved symbols (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24718">#24718</a>)</li>
</ul>
<h3>Core type checking</h3>
<ul>
<li>Support narrowing with aliased conditional expressions (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24302">#24302</a>)</li>
<li>Model short-circuiting control flow in Boolean expressions (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24458">#24458</a>)</li>
<li>Handle <code>finally</code> blocks where all
<code>try</code>/<code>except</code> blocks are terminal (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24882">#24882</a>)</li>
<li>Detect invalid <code>ClassVar</code> vs instance-attribute overrides
(<a
href="https://redirect.github.com/astral-sh/ruff/pull/24767">#24767</a>)</li>
<li>Emit diagnostic for invalid uses of <code>Unpack[...]</code> (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24868">#24868</a>)</li>
<li>Infer lambda parameter types with <code>Callable</code> type context
(<a
href="https://redirect.github.com/astral-sh/ruff/pull/24317">#24317</a>)</li>
<li>Support <code>**</code> unpacking of <code>TypedDict</code> in
dict-literal assignments (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24703">#24703</a>)</li>
<li>Support <code>Unpack[TypedDict]</code> in <code>**kwargs</code>
signatures (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24653">#24653</a>)</li>
<li>Treat <code>[*xs]</code> as an irrefutable pattern when matching on
<code>Sequence</code> (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24787">#24787</a>)</li>
<li>Improve generics solving for unions in invariant positions (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24698">#24698</a>)</li>
<li>Improve generics solving for unions when matching against protocols
(<a
href="https://redirect.github.com/astral-sh/ruff/pull/24837">#24837</a>)</li>
</ul>
<h3>Diagnostics</h3>
<ul>
<li>Add error context to <code>invalid-return-type</code> diagnostics,
<code>invalid-yield</code> diagnostics, attribute assignment diagnostics
(<a
href="https://redirect.github.com/astral-sh/ruff/pull/24770">#24770</a>,
<a
href="https://redirect.github.com/astral-sh/ruff/pull/24771">#24771</a>)</li>
</ul>
<!-- raw HTML omitted -->
</blockquote>
<p>... (truncated)</p>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/astral-sh/ty/commit/c512d8425418a2170e92aa7fbbd70952d4e04118"><code>c512d84</code></a>
Bump version to 0.0.33 (<a
href="https://redirect.github.com/astral-sh/ty/issues/3368">#3368</a>)</li>
<li><a
href="https://github.com/astral-sh/ty/commit/4cd7b334b90eba09042700e7b654044c2d6bcd15"><code>4cd7b33</code></a>
Upgrade Depot runners from macOS 14 to 15 (<a
href="https://redirect.github.com/astral-sh/ty/issues/3363">#3363</a>)</li>
<li><a
href="https://github.com/astral-sh/ty/commit/c78b8324515bf15a662f61e1d74fd85484d67e8c"><code>c78b832</code></a>
Update rui314/setup-mold digest to 9c9c13b (<a
href="https://redirect.github.com/astral-sh/ty/issues/3342">#3342</a>)</li>
<li><a
href="https://github.com/astral-sh/ty/commit/dea338134aef96d741a48886e414f622dbf10426"><code>dea3381</code></a>
Update actions/cache action to v5.0.5 (<a
href="https://redirect.github.com/astral-sh/ty/issues/3343">#3343</a>)</li>
<li><a
href="https://github.com/astral-sh/ty/commit/d451af477bd5517e132609c3b016799d697f4182"><code>d451af4</code></a>
update typing-features and faqs (<a
href="https://redirect.github.com/astral-sh/ty/issues/3335">#3335</a>)</li>
<li><a
href="https://github.com/astral-sh/ty/commit/052d70bc1a7457f50c5acbafe8de7a846f7d5e77"><code>052d70b</code></a>
Update prek dependencies (<a
href="https://redirect.github.com/astral-sh/ty/issues/3344">#3344</a>)</li>
<li><a
href="https://github.com/astral-sh/ty/commit/66b5e878163ce4ab4810a45a2679a98011932b8b"><code>66b5e87</code></a>
Update astral-sh/setup-uv action to v8.1.0 (<a
href="https://redirect.github.com/astral-sh/ty/issues/3345">#3345</a>)</li>
<li><a
href="https://github.com/astral-sh/ty/commit/7ec6712a6f02d0255de4c7f0066d5bb23987a9bb"><code>7ec6712</code></a>
Add a 'Diagnostics improvements' section to the changelogs (<a
href="https://redirect.github.com/astral-sh/ty/issues/3309">#3309</a>)</li>
<li><a
href="https://github.com/astral-sh/ty/commit/978dfdb38dfb568943f73779d769a965c1d5a397"><code>978dfdb</code></a>
Add version metadata publishing to the release process (<a
href="https://redirect.github.com/astral-sh/ty/issues/3292">#3292</a>)</li>
<li><a
href="https://github.com/astral-sh/ty/commit/4d1e1fc57ca8bfdcbcee513ba92135d2932eb279"><code>4d1e1fc</code></a>
Bump version to 0.0.32 (<a
href="https://redirect.github.com/astral-sh/ty/issues/3302">#3302</a>)</li>
<li>Additional commits viewable in <a
href="https://github.com/astral-sh/ty/compare/0.0.23...0.0.33">compare
view</a></li>
</ul>
</details>
<br />

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: John Kennedy <65985482+jkennedyvz@users.noreply.github.com>
Co-authored-by: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-07 08:21:49 -04:00
Sydney RunkleandGitHub 86baa5d08e feat(checkpoint-sqlite): override get_delta_channel_history with streaming walk (#7702)
## Summary

Adds a sqlite-specific override of
`BaseCheckpointSaver.get_delta_channel_history` (and async). Before this
PR, `SqliteSaver` / `AsyncSqliteSaver` inherited the default impl, which
calls `get_tuple` once per ancestor — N round-trips, full pending-writes
fetch per step regardless of channel relevance.

The override mirrors the postgres two-stage shape (ancestor walk +
per-channel UNION ALL writes fetch) but adapted for sqlite:

- **No JSONB** → stage 1 streams the cursor row-by-row in
`checkpoint_id` DESC order. The merged walk advances one row at a time,
deserializing only on-path checkpoints and dropping each before
advancing — peak in-flight is one deserialized checkpoint, no
`fetchall()` materialization.
- **No separate blob table** → `channel_values` lives inline in the
checkpoint blob, so seeds come back from stage 1 with no second fetch.
- **Single merged walk (not K independent walks)**: each visited cid is
deserialized exactly once, regardless of how many channels are still
seeking their seed.
- **Stage 2** stays per-channel UNION ALL to avoid over-fetching writes
when channels have different chain depths — same rationale as postgres.

`AsyncSqliteSaver.get_delta_channel_history` bridges to its async form
via `run_coroutine_threadsafe`, matching the same cross-thread guard
used by `get_tuple` / `delete_thread`.

## Tests

- New `tests/test_delta_channel_migration.py`: covers the
`BinaryOperatorAggregate -> DeltaChannel` migration path on sqlite (sync
round-trip, sync continuation with post-migration delta folding, async
round-trip). Mirrors
`libs/langgraph/tests/test_delta_channel_migration.py` (which covered
`InMemorySaver`); without these, the override's behavior on
pre-migration threads was unverified — the override has to identify a
plain accumulated `channel_values[ch]` at a pre-migration ancestor as a
valid `seed`, not just `_DeltaSnapshot` sentinels.
- Existing `tests/test_get_delta_channel_history.py` (7 tests) continues
to pass and now exercises the optimized override end-to-end (previously
hit the inherited default impl).
- `make format`, `make lint`, `make test`: clean. 97/97 in the non-flaky
sqlite suite (the one ignored test, `test_async_asearch_refresh_ttl`, is
a known TTL-store timing flake on a separate module unrelated to this
PR).

## Benchmarks

### `get_delta_channel_history` micro-bench (override vs inherited
default impl)

1000-turn synthetic threads with sentinel snapshots + per-step writes;
`bench_sqlite_delta_history.py`. Per-call latency in microseconds.

| Scenario | min | median | mean |
|---|---:|---:|---:|
| S1 single channel, root-only snapshot | **4.60x** | **4.90x** |
**5.13x** |
| S2 mixed cadence (every-50 + root-only), 2 channels | **6.08x** |
**6.37x** | **6.84x** |
| S3 K=8 channels, root-only snapshot | 1.23x | 1.27x | 0.90x |

S2 wins biggest because per-channel UNION ALL avoids over-fetching
writes for the shallow channel. S3 is the worst case for sqlite (8
channels all walking to root, 1000 deserializations either way) — the
override still wins on min/median.

### Long-running thread mem/storage bench (delta vs no-delta)

`bench_sqlite_delta_memory.py`. `delta` mode uses `DeltaChannel` + the
override; `no_delta` uses `Annotated[list, _messages_delta_reducer]`
(full state in every blob). Same workload, file-backed sqlite. Latency
measured untraced (30 iterations); peak heap measured separately under
tracemalloc.

| Scenario | Turns | Storage Δ | Peak heap Δ | Read latency Δ |
|---|---:|---|---|---|
| K=1, freq=50 | 200 | **-96%** (942 KB vs 25.1 MB) | +21% (504 KB vs
418 KB) | **+13%** |
| K=1, freq=50 | 500 | **-98%** (2.9 MB vs 152.3 MB) | +20% (1.2 MB vs
1.0 MB) | **-6%** (delta wins) |
| K=3, freq=50 uniform | 200 | **-98%** (1.7 MB vs 73.5 MB) | +7% (1.3
MB vs 1.2 MB) | **+10%** |
| K=3, freq=50 uniform | 500 | **-99%** (6.0 MB vs 452.5 MB) | +7% (3.3
MB vs 3.0 MB) | **+6%** |
| K=3, freq=mixed | 200 | **-98%** (1.4 MB vs 73.5 MB) | +5% (1.3 MB vs
1.2 MB) | +190% (5.1 ms vs 1.7 ms abs) |
| K=3, freq=mixed | 500 | **-99%** (4.1 MB vs 452.5 MB) | +8% (3.3 MB vs
3.0 MB) | +377% (20.9 ms vs 4.4 ms abs) |

- **Storage**: -96 to -99% on long threads (a 500-turn K=3 thread
shrinks from 452 MB to 6 MB on disk). This is the headline win.
- **Peak heap**: within +5 to +21% of the no-delta path — the streaming
cursor + merged walk + drop-after-deserialize keep peak in-flight at one
checkpoint at a time.
- **Read latency**: equivalent-ish (within ~15%) on uniform-cadence
scenarios; at K=1/500 turns delta even wins by 6%. The mixed-cadence
rows have one channel with `snapshot_frequency=1000` walking to root on
a 500-turn thread — by configuration. Absolute mixed-delta latency is
still 5-21 ms per read.

Bench scripts (not committed; workspace-root convention matches other
`bench_*.py` files):
- `bench_sqlite_delta_history.py`
- `bench_sqlite_delta_memory.py`

## Test plan

- [x] `cd libs/checkpoint-sqlite && make format` clean
- [x] `cd libs/checkpoint-sqlite && make lint` clean
- [x] `cd libs/checkpoint-sqlite && make test` — 97 passed (1 known
flake unrelated)
- [x] `tests/test_get_delta_channel_history.py` — 7/7 (now exercises the
override)
- [x] `tests/test_delta_channel_migration.py` — 3/3 (new)
2026-05-05 15:30:57 -04:00
dependabot[bot]GitHubdependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
8c0e498eaf chore(deps-dev): bump the minor-and-patch group across 1 directory with 3 updates (#7698)
Bumps the minor-and-patch group with 3 updates in the /libs/prebuilt
directory: [psycopg-binary](https://github.com/psycopg/psycopg),
[ruff](https://github.com/astral-sh/ruff) and
[mypy](https://github.com/python/mypy).

Updates `psycopg-binary` from 3.3.3 to 3.3.4
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a
href="https://github.com/psycopg/psycopg/blob/master/docs/news.rst">psycopg-binary's
changelog</a>.</em></p>
<blockquote>
<p>.. currentmodule:: psycopg</p>
<p>.. index::
single: Release notes
single: News</p>
<h1><code>psycopg</code> release notes</h1>
<h2>Current release</h2>
<p>Psycopg 3.3.4
^^^^^^^^^^^^^</p>
<ul>
<li>Fix possible spurious connection timeout in systems with very long
uptimes
in C extension
(🎫<code>[#1280](https://github.com/psycopg/psycopg/issues/1280)</code>).</li>
<li>Fix client-side adaptation of enums whose name require quotes

(🎫<code>[#1298](https://github.com/psycopg/psycopg/issues/1298)</code>).</li>
<li>Consistently populate <code>~Cursor.statusmessage</code> after
<code>~Cursor.executemany()</code>

(🎫<code>[#1302](https://github.com/psycopg/psycopg/issues/1302)</code>).</li>
</ul>
<p>Psycopg 3.3.3
^^^^^^^^^^^^^</p>
<ul>
<li>Retain <code>Error.pgconn</code> when raising a single exception for
multiple connection
attempt errors
(🎫<code>[#1246](https://github.com/psycopg/psycopg/issues/1246)</code>).</li>
<li>Return a proper error when server sends <code>ErrorResponse</code>
for a <code>Sync</code> after
a <code>Parse</code>
(🎫<code>[#1260](https://github.com/psycopg/psycopg/issues/1260)</code>).</li>
</ul>
<p>Psycopg 3.3.2
^^^^^^^^^^^^^</p>
<p>Fix race condition in adapters at startup
(🎫<code>[#1230](https://github.com/psycopg/psycopg/issues/1230)</code>).</p>
<p>Psycopg 3.3.1
^^^^^^^^^^^^^</p>
<p>Fix iteration on server-side cursors
(🎫<code>[#1226](https://github.com/psycopg/psycopg/issues/1226)</code>).</p>
<h2>Psycopg 3.3.0</h2>
<p>.. rubric:: New top-level features</p>
<ul>
<li>Add :ref:<code>template strings queries
\&lt;template-strings&gt;</code>
(🎫<code>[#1054](https://github.com/psycopg/psycopg/issues/1054)</code>).</li>
</ul>
<!-- raw HTML omitted -->
</blockquote>
<p>... (truncated)</p>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/psycopg/psycopg/commit/83f110367cdd249cc0a352e2246ecea9e878e5a0"><code>83f1103</code></a>
chore: bump psycopg_pool package version to 3.3.1</li>
<li><a
href="https://github.com/psycopg/psycopg/commit/18287707f56a2b4f0817d9c23d137f5d69db6e31"><code>1828770</code></a>
chore: bump psycopg package version to 3.3.4</li>
<li><a
href="https://github.com/psycopg/psycopg/commit/8be14bbc18f74de7652606d2777e0950ec804cc0"><code>8be14bb</code></a>
Merge pull request <a
href="https://redirect.github.com/psycopg/psycopg/issues/1301">#1301</a>
from oliverhaas/fix/sync-pool-open-race</li>
<li><a
href="https://github.com/psycopg/psycopg/commit/aee0bf2659db77c31154acf583baf0a98675c192"><code>aee0bf2</code></a>
fix(pool): fix race in the construction of the sync ConnectionPool
lock</li>
<li><a
href="https://github.com/psycopg/psycopg/commit/bc4d30375557fc32f2a91c2f8b75a5d21711ea89"><code>bc4d303</code></a>
chore(deps): bump the actions group across 1 directory with 4
updates</li>
<li><a
href="https://github.com/psycopg/psycopg/commit/785379f196fc17473d312451a1fd4a06ef8dc895"><code>785379f</code></a>
fix: retain statusmessage after executemany with returning=False</li>
<li><a
href="https://github.com/psycopg/psycopg/commit/8882a73871e65727549657085922d043a106127c"><code>8882a73</code></a>
perf: do less if X in Y: return Y[X] for cache-like patterns</li>
<li><a
href="https://github.com/psycopg/psycopg/commit/2f785395c189e709da5fa74a02d3797bfb9db6a4"><code>2f78539</code></a>
Merge pull request <a
href="https://redirect.github.com/psycopg/psycopg/issues/1299">#1299</a>
from dvarrazzo/fix-camel-enum</li>
<li><a
href="https://github.com/psycopg/psycopg/commit/37ef1dc4e6d19dc4af062d45a63243cb96a261c2"><code>37ef1dc</code></a>
test: skip test on crdb depending on precise regtype behaviour</li>
<li><a
href="https://github.com/psycopg/psycopg/commit/7f2f1d159df881260e3086fd61ea71343ca98e58"><code>7f2f1d1</code></a>
fix: fix client-side representation of enums requiring quotes</li>
<li>Additional commits viewable in <a
href="https://github.com/psycopg/psycopg/compare/3.3.3...3.3.4">compare
view</a></li>
</ul>
</details>
<br />

Updates `ruff` from 0.15.9 to 0.15.12
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/astral-sh/ruff/releases">ruff's
releases</a>.</em></p>
<blockquote>
<h2>0.15.12</h2>
<h2>Release Notes</h2>
<p>Released on 2026-04-24.</p>
<h3>Preview features</h3>
<ul>
<li>Implement <code>#ruff:file-ignore</code> file-level suppressions (<a
href="https://redirect.github.com/astral-sh/ruff/pull/23599">#23599</a>)</li>
<li>Implement <code>#ruff:ignore</code> logical-line suppressions (<a
href="https://redirect.github.com/astral-sh/ruff/pull/23404">#23404</a>)</li>
<li>Revert preview changes to displayed diagnostic severity in LSP (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24789">#24789</a>)</li>
<li>[<code>airflow</code>] Implement
<code>task-branch-as-short-circuit</code> (<code>AIR004</code>) (<a
href="https://redirect.github.com/astral-sh/ruff/pull/23579">#23579</a>)</li>
<li>[<code>flake8-bugbear</code>] Fix
<code>break</code>/<code>continue</code> handling in
<code>loop-iterator-mutation</code> (<code>B909</code>) (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24440">#24440</a>)</li>
<li>[<code>pylint</code>] Fix <code>PLC2701</code> for type parameter
scopes (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24576">#24576</a>)</li>
</ul>
<h3>Rule changes</h3>
<ul>
<li>[<code>pandas-vet</code>] Suggest <code>.array</code> as well in
<code>PD011</code> (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24805">#24805</a>)</li>
</ul>
<h3>CLI</h3>
<ul>
<li>Respect default Unix permissions for cache files (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24794">#24794</a>)</li>
</ul>
<h3>Documentation</h3>
<ul>
<li>[<code>pylint</code>] Fix <code>PLR0124</code> description not to
claim self-comparison always returns the same value (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24749">#24749</a>)</li>
<li>[<code>pyupgrade</code>] Expand docs on reusable
<code>TypeVar</code>s and scoping (<code>UP046</code>) (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24153">#24153</a>)</li>
<li>Improve rules table accessibility (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24711">#24711</a>)</li>
</ul>
<h3>Contributors</h3>
<ul>
<li><a href="https://github.com/dylwil3"><code>@​dylwil3</code></a></li>
<li><a
href="https://github.com/AlexWaygood"><code>@​AlexWaygood</code></a></li>
<li><a
href="https://github.com/woodruffw"><code>@​woodruffw</code></a></li>
<li><a
href="https://github.com/avasis-ai"><code>@​avasis-ai</code></a></li>
<li><a href="https://github.com/Dev-iL"><code>@​Dev-iL</code></a></li>
<li><a
href="https://github.com/denyszhak"><code>@​denyszhak</code></a></li>
<li><a
href="https://github.com/ShipItAndPray"><code>@​ShipItAndPray</code></a></li>
<li><a
href="https://github.com/anishgirianish"><code>@​anishgirianish</code></a></li>
<li><a
href="https://github.com/augustelalande"><code>@​augustelalande</code></a></li>
<li><a
href="https://github.com/amyreese"><code>@​amyreese</code></a></li>
<li><a
href="https://github.com/majiayu000"><code>@​majiayu000</code></a></li>
</ul>
<h2>Install ruff 0.15.12</h2>
<h3>Install prebuilt binaries via shell script</h3>
<pre lang="sh"><code>curl --proto '=https' --tlsv1.2 -LsSf
https://releases.astral.sh/github/ruff/releases/download/0.15.12/ruff-installer.sh
| sh
</code></pre>
<!-- raw HTML omitted -->
</blockquote>
<p>... (truncated)</p>
</details>
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a
href="https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md">ruff's
changelog</a>.</em></p>
<blockquote>
<h2>0.15.12</h2>
<p>Released on 2026-04-24.</p>
<h3>Preview features</h3>
<ul>
<li>Implement <code>#ruff:file-ignore</code> file-level suppressions (<a
href="https://redirect.github.com/astral-sh/ruff/pull/23599">#23599</a>)</li>
<li>Implement <code>#ruff:ignore</code> logical-line suppressions (<a
href="https://redirect.github.com/astral-sh/ruff/pull/23404">#23404</a>)</li>
<li>Revert preview changes to displayed diagnostic severity in LSP (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24789">#24789</a>)</li>
<li>[<code>airflow</code>] Implement
<code>task-branch-as-short-circuit</code> (<code>AIR004</code>) (<a
href="https://redirect.github.com/astral-sh/ruff/pull/23579">#23579</a>)</li>
<li>[<code>flake8-bugbear</code>] Fix
<code>break</code>/<code>continue</code> handling in
<code>loop-iterator-mutation</code> (<code>B909</code>) (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24440">#24440</a>)</li>
<li>[<code>pylint</code>] Fix <code>PLC2701</code> for type parameter
scopes (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24576">#24576</a>)</li>
</ul>
<h3>Rule changes</h3>
<ul>
<li>[<code>pandas-vet</code>] Suggest <code>.array</code> as well in
<code>PD011</code> (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24805">#24805</a>)</li>
</ul>
<h3>CLI</h3>
<ul>
<li>Respect default Unix permissions for cache files (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24794">#24794</a>)</li>
</ul>
<h3>Documentation</h3>
<ul>
<li>[<code>pylint</code>] Fix <code>PLR0124</code> description not to
claim self-comparison always returns the same value (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24749">#24749</a>)</li>
<li>[<code>pyupgrade</code>] Expand docs on reusable
<code>TypeVar</code>s and scoping (<code>UP046</code>) (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24153">#24153</a>)</li>
<li>Improve rules table accessibility (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24711">#24711</a>)</li>
</ul>
<h3>Contributors</h3>
<ul>
<li><a href="https://github.com/dylwil3"><code>@​dylwil3</code></a></li>
<li><a
href="https://github.com/AlexWaygood"><code>@​AlexWaygood</code></a></li>
<li><a
href="https://github.com/woodruffw"><code>@​woodruffw</code></a></li>
<li><a
href="https://github.com/avasis-ai"><code>@​avasis-ai</code></a></li>
<li><a href="https://github.com/Dev-iL"><code>@​Dev-iL</code></a></li>
<li><a
href="https://github.com/denyszhak"><code>@​denyszhak</code></a></li>
<li><a
href="https://github.com/ShipItAndPray"><code>@​ShipItAndPray</code></a></li>
<li><a
href="https://github.com/anishgirianish"><code>@​anishgirianish</code></a></li>
<li><a
href="https://github.com/augustelalande"><code>@​augustelalande</code></a></li>
<li><a
href="https://github.com/amyreese"><code>@​amyreese</code></a></li>
<li><a
href="https://github.com/majiayu000"><code>@​majiayu000</code></a></li>
</ul>
<h2>0.15.11</h2>
<p>Released on 2026-04-16.</p>
<h3>Preview features</h3>
<ul>
<li>[<code>ruff</code>] Ignore <code>RUF029</code> when function is
decorated with <code>asynccontextmanager</code> (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24642">#24642</a>)</li>
<li>[<code>airflow</code>] Implement
<code>airflow-xcom-pull-in-template-string</code> (<code>AIR201</code>)
(<a
href="https://redirect.github.com/astral-sh/ruff/pull/23583">#23583</a>)</li>
<li>[<code>flake8-bandit</code>] Fix <code>S103</code> false positives
and negatives in mask analysis (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24424">#24424</a>)</li>
</ul>
<!-- raw HTML omitted -->
</blockquote>
<p>... (truncated)</p>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/astral-sh/ruff/commit/66f93cf7ed4d36325f35a452e4afa28268fbcd28"><code>66f93cf</code></a>
Bump 0.15.12 (<a
href="https://redirect.github.com/astral-sh/ruff/issues/24815">#24815</a>)</li>
<li><a
href="https://github.com/astral-sh/ruff/commit/476a4d02e8e3b6c157ac39979d8b698a1b6baa91"><code>476a4d0</code></a>
[ty] Complete support for more detailed diagnostics on possibly unbound
error...</li>
<li><a
href="https://github.com/astral-sh/ruff/commit/ed669eab30095d6c51fe6cdef6050fb01276bcb3"><code>ed669ea</code></a>
Implement <code>#ruff:file-ignore</code> file-level suppressions (<a
href="https://redirect.github.com/astral-sh/ruff/issues/23599">#23599</a>)</li>
<li><a
href="https://github.com/astral-sh/ruff/commit/e73d952e43feb51356ee740c5a973fce81396ff6"><code>e73d952</code></a>
[ty] Include inferred type in <code>invalid-key</code> concise
diagnostic for union/inte...</li>
<li><a
href="https://github.com/astral-sh/ruff/commit/80feb29b31cd98c093316df2e0407b0c70c01b55"><code>80feb29</code></a>
[ty] report only dead annotation-only locals as unused (<a
href="https://redirect.github.com/astral-sh/ruff/issues/24811">#24811</a>)</li>
<li><a
href="https://github.com/astral-sh/ruff/commit/0fbf2bc27336a3d17d39af52cf89b78dcda8c7c8"><code>0fbf2bc</code></a>
Drop deprecated license classifier (<a
href="https://redirect.github.com/astral-sh/ruff/issues/24808">#24808</a>)</li>
<li><a
href="https://github.com/astral-sh/ruff/commit/43b174cc7f2fcb0080bb1d4843cd4bf6b72bbe27"><code>43b174c</code></a>
[ty] Infer lambda parameter types with <code>Callable</code> type
context (<a
href="https://redirect.github.com/astral-sh/ruff/issues/24317">#24317</a>)</li>
<li><a
href="https://github.com/astral-sh/ruff/commit/4f449ae4a2377569330a5ab94799d389357b5a3f"><code>4f449ae</code></a>
[ty] Add error context for intersection types (<a
href="https://redirect.github.com/astral-sh/ruff/issues/24772">#24772</a>)</li>
<li><a
href="https://github.com/astral-sh/ruff/commit/5b4e753acb46e96ad408e4904c15308e33efe307"><code>5b4e753</code></a>
[ty] Add support for goto in literal enum member inlay hint (<a
href="https://redirect.github.com/astral-sh/ruff/issues/24792">#24792</a>)</li>
<li><a
href="https://github.com/astral-sh/ruff/commit/e7cc76275a758ce1c636ea1c2d091fd576aac794"><code>e7cc762</code></a>
[ty] Add error context for TypedDict assignments (<a
href="https://redirect.github.com/astral-sh/ruff/issues/24790">#24790</a>)</li>
<li>Additional commits viewable in <a
href="https://github.com/astral-sh/ruff/compare/0.15.9...0.15.12">compare
view</a></li>
</ul>
</details>
<br />

Updates `mypy` from 1.20.0 to 1.20.2
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a
href="https://github.com/python/mypy/blob/master/CHANGELOG.md">mypy's
changelog</a>.</em></p>
<blockquote>
<h3>Mypy 1.20.2</h3>
<ul>
<li>Use WAL with SQLite cache and fix close (Shantanu, PR <a
href="https://redirect.github.com/python/mypy/pull/21154">21154</a>)</li>
<li>Adjust SQLite journal mode (Ivan Levkivskyi, PR <a
href="https://redirect.github.com/python/mypy/pull/21217">21217</a>)</li>
<li>Correctly aggregate narrowing information on parent expressions
(Shantanu, PR <a
href="https://redirect.github.com/python/mypy/pull/21206">21206</a>)</li>
<li>Fix regression related to generic callables (Shantanu, PR <a
href="https://redirect.github.com/python/mypy/pull/21208">21208</a>)</li>
<li>Fix regression by avoiding widening types in some contexts
(Shantanu, PR <a
href="https://redirect.github.com/python/mypy/pull/21242">21242</a>)</li>
<li>Fix slicing in non-strict optional mode (Shantanu, PR <a
href="https://redirect.github.com/python/mypy/pull/21282">21282</a>)</li>
<li>mypyc: Fix match statement semantics for &quot;or&quot; pattern
(Shantanu, PR <a
href="https://redirect.github.com/python/mypy/pull/21156">21156</a>)</li>
<li>mypyc: Fix issue with module dunder attributes (Piotr Sawicki, PR <a
href="https://redirect.github.com/python/mypy/pull/21275">21275</a>)</li>
<li>Initial support for Python 3.15.0a8 (Marc Mueller, PR <a
href="https://redirect.github.com/python/mypy/pull/21255">21255</a>)</li>
</ul>
<h3>Acknowledgements</h3>
<p>Thanks to all mypy contributors who contributed to this release:</p>
<ul>
<li>A5rocks</li>
<li>Aaron Wieczorek</li>
<li>Adam Turner</li>
<li>Ali Hamdan</li>
<li>asce</li>
<li>BobTheBuidler</li>
<li>Brent Westbrook</li>
<li>Brian Schubert</li>
<li>bzoracler</li>
<li>Chris Burroughs</li>
<li>Christoph Tyralla</li>
<li>Colin Watson</li>
<li>Donghoon Nam</li>
<li>E. M. Bray</li>
<li>Emma Smith</li>
<li>Ethan Sarp</li>
<li>George Ogden</li>
<li>getzze</li>
<li>grayjk</li>
<li>Gregor Riepl</li>
<li>Ivan Levkivskyi</li>
<li>James Hilliard</li>
<li>James Le Cuirot</li>
<li>Jeremy Nimmer</li>
<li>Joren Hammudoglu</li>
<li>Kai (Kazuya Ito)</li>
<li>kaushal trivedi</li>
<li>Kevin Kannammalil</li>
<li>Lukas Geiger</li>
<li>Łukasz Langa</li>
<li>Marc Mueller</li>
<li>Michael R. Crusoe</li>
<li>michaelm-openai</li>
<li>Neil Schemenauer</li>
<li>Piotr Sawicki</li>
</ul>
<!-- raw HTML omitted -->
</blockquote>
<p>... (truncated)</p>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/python/mypy/commit/145a062651b5f9996b75ef32b7040bd2e885ed82"><code>145a062</code></a>
Bump version to 1.20.2</li>
<li><a
href="https://github.com/python/mypy/commit/81cd49215c288eacb987de066f02daff2553b7c7"><code>81cd492</code></a>
Fix slicing with nonstrict optional (<a
href="https://redirect.github.com/python/mypy/issues/21282">#21282</a>)</li>
<li><a
href="https://github.com/python/mypy/commit/908d3441eecbaa2a6193165317177db834d7ca1a"><code>908d344</code></a>
[mypyc] Set dunder attrs when adding module to sys.modules (<a
href="https://redirect.github.com/python/mypy/issues/21275">#21275</a>)</li>
<li><a
href="https://github.com/python/mypy/commit/ba28610fac9d2b33be210ca8dcfe4bc47b7af424"><code>ba28610</code></a>
Initial support for Python 3.15.0a8 (<a
href="https://redirect.github.com/python/mypy/issues/21255">#21255</a>)</li>
<li><a
href="https://github.com/python/mypy/commit/7b0e09f48dbd3717ed008a273cd17e8e960c2037"><code>7b0e09f</code></a>
Fix match statement semantics for &quot;or&quot; pattern (<a
href="https://redirect.github.com/python/mypy/issues/21156">#21156</a>)</li>
<li><a
href="https://github.com/python/mypy/commit/92b74f226de62f7505f5ef5cb158e8ec9c58b8b7"><code>92b74f2</code></a>
Avoid widening types in conditional_types (<a
href="https://redirect.github.com/python/mypy/issues/21242">#21242</a>)</li>
<li><a
href="https://github.com/python/mypy/commit/0dcbfaa40b0e360a16baea9cf851955375d91b54"><code>0dcbfaa</code></a>
Fix is_overlapping_types for generic callables (<a
href="https://redirect.github.com/python/mypy/issues/21208">#21208</a>)</li>
<li><a
href="https://github.com/python/mypy/commit/210f518dede35292033ef0d387847406a0ccef8f"><code>210f518</code></a>
Correctly aggregate narrowing information on parent expressions (<a
href="https://redirect.github.com/python/mypy/issues/21206">#21206</a>)</li>
<li><a
href="https://github.com/python/mypy/commit/c34530e53a10e385d8b0f1af4baa88a596b5ceaa"><code>c34530e</code></a>
Only set journal mode in coordinator (<a
href="https://redirect.github.com/python/mypy/issues/21217">#21217</a>)</li>
<li><a
href="https://github.com/python/mypy/commit/79a3ec6d01b56a27c00e9b3320c2b1d4d73a77f9"><code>79a3ec6</code></a>
Use WAL with SQLite cache, fix close (<a
href="https://redirect.github.com/python/mypy/issues/21154">#21154</a>)</li>
<li>Additional commits viewable in <a
href="https://github.com/python/mypy/compare/v1.20.0...v1.20.2">compare
view</a></li>
</ul>
</details>
<br />


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2026-05-04 22:41:05 -07:00
Sydney RunkleandGitHub 125d10052c release: alpha bump (a4) for langgraph, checkpoint, checkpoint-postgres (#7701)
- Bumps `langgraph` 1.2.0a6 → 1.2.0a7
- Bumps `langgraph-checkpoint` 4.1.0a3 → 4.1.0a4
- Bumps `langgraph-checkpoint-postgres` 3.1.0a3 → 3.1.0a4
- Bumps min `langgraph-checkpoint` constraint in `langgraph` and
`checkpoint-postgres` to `>=4.1.0a4`
- Refreshes uv locks across the workspace
2026-05-04 15:26:20 -04:00
Nick HollonandGitHub 35cea28707 release: alpha bump langgraph 1.2.0a6 (#7697) 2026-05-04 08:58:57 -04:00
Nick HollonandGitHub b82d380634 release: alpha bump prebuilt 1.1.0a2, langgraph 1.2.0a5 (#7682) 2026-05-01 13:56:21 -04:00
Nick HollonandGitHub 15113c0f60 fix(prebuilt): scope ToolCallTransformer projection to its own namespace (#7681) 2026-05-01 13:29:42 -04:00
Nick HollonandGitHub 85bca24635 release: alpha bump prebuilt 1.1.0a1, langgraph 1.2.0a4 (#7679) 2026-05-01 11:55:05 -04:00
Nick HollonandGitHub f2bd3224f0 feat(langgraph): dispatch stream_events(version='v3') on Pregel (#7677) 2026-05-01 11:30:32 -04:00
Sydney RunkleandGitHub 530fcabfc3 release: alpha bump (a3) for langgraph, checkpoint, checkpoint-postgres (#7678)
## Summary
- Bumps `langgraph` 1.2.0a1 → 1.2.0a3
- Bumps `langgraph-checkpoint` 4.1.0a1 → 4.1.0a3
- Bumps `langgraph-checkpoint-postgres` 3.1.0a1 → 3.1.0a3
- Bumps min `langgraph-checkpoint` constraint in `langgraph` to
`>=4.1.0a3`
- Refreshes uv locks across the workspace

(Note: `a2` was already cut from another branch.)

## Test plan
- [ ] CI passes
2026-05-01 11:18:52 -04:00
Nick HollonandGitHub de9b7c61c3 fix(langgraph): arrival-ordered interleave for StreamChannel projections (#7643) 2026-04-30 10:41:43 -04:00
Eugene YurtsevandGitHub 9c1d65695e fix(prebuilt): default ToolRuntime tools to empty list (#7650)
Makes `ToolRuntime.tools` default to an empty list when not provided,
which avoids requiring callers and tests to pass it explicitly. Adds a
focused regression test covering direct `ToolRuntime` construction
without `tools`.

Created with [Deep Agents
CLI](https://docs.langchain.com/oss/python/deepagents/cli/overview)
using gpt-5.4 (provider: openai).
2026-04-30 01:07:00 +00:00
William FHGitHubWill Fu-HinthornSydney Runklecopilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
4a5765dd23 release: alpha for timers (#7647)
Co-authored-by: Will Fu-Hinthorn <will@langchain.dev>
Co-authored-by: Sydney Runkle <sydneymarierunkle@gmail.com>
Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
2026-04-29 17:49:01 -04:00
open-swe[bot]GitHubopen-swe[bot] <open-swe@users.noreply.github.com>Mason DaughertyMason Daugherty
168674dd2a chore: update x links to langchain_oss (#7645)
## Description
Updates the X/Twitter social links to point to the new `@langchain_oss`
account across README badges and Python package metadata.

## Test Plan
- [ ] Verify README badges and package metadata point to
`@langchain_oss` on X

_Opened collaboratively by Mason Daugherty and open-swe._

---------

Co-authored-by: open-swe[bot] <open-swe@users.noreply.github.com>
Co-authored-by: Mason Daugherty <61371264+mdrxy@users.noreply.github.com>
Co-authored-by: Mason Daugherty <mason@langchain.dev>
2026-04-29 14:02:51 -04:00
Nick HollonandGitHub 5af4c5addf refactor(langgraph,prebuilt): merge EventLog into StreamChannel with optional name (#7637) 2026-04-28 18:43:51 -04:00
Nick HollonandGitHub f4388df77f feat(langgraph): add streaming transformer infrastructure and tests (#7519) 2026-04-28 20:29:21 +00:00
dependabot[bot]GitHubdependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>jkennedyvzClaude Opus 4.7
521b4842d3 chore(deps): bump the minor-and-patch group across 1 directory with 4 updates (ty held back) (#7635)
Bumps the minor-and-patch group with 5 updates in the /libs/sdk-py
directory:

| Package | From | To |
| --- | --- | --- |
| [orjson](https://github.com/ijl/orjson) | `3.11.7` | `3.11.8` |
| [ruff](https://github.com/astral-sh/ruff) | `0.15.6` | `0.15.12` |
| [mypy](https://github.com/python/mypy) | `1.19.1` | `1.20.2` |
| [ty](https://github.com/astral-sh/ty) | `0.0.23` | `0.0.32` |
| [pydantic](https://github.com/pydantic/pydantic) | `2.12.5` | `2.13.3`
|


Updates `orjson` from 3.11.7 to 3.11.8
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/ijl/orjson/releases">orjson's
releases</a>.</em></p>
<blockquote>
<h2>3.11.8</h2>
<h3>Changed</h3>
<ul>
<li>Build and compatibility improvements.</li>
</ul>
</blockquote>
</details>
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a
href="https://github.com/ijl/orjson/blob/master/CHANGELOG.md">orjson's
changelog</a>.</em></p>
<blockquote>
<h2>3.11.8 - 2026-03-31</h2>
<h3>Changed</h3>
<ul>
<li>Build and compatibility improvements.</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/ijl/orjson/commit/5cbb3d0398a2f42de51210270286fecd798c5d78"><code>5cbb3d0</code></a>
3.11.8</li>
<li><a
href="https://github.com/ijl/orjson/commit/4195d7f263e33076295b75efdcbaf6a55af8674e"><code>4195d7f</code></a>
writer::half</li>
<li><a
href="https://github.com/ijl/orjson/commit/d00641b69410728a735f0855eb1c2843b0a5819b"><code>d00641b</code></a>
writer::uuid</li>
<li><a
href="https://github.com/ijl/orjson/commit/c84d9b4ba4853781af943fa5c493e261e2f82b84"><code>c84d9b4</code></a>
build and compatibility misc</li>
<li><a
href="https://github.com/ijl/orjson/commit/4547234b681fac5e0e0734cf44c21e75f9654e43"><code>4547234</code></a>
ffi::numpy</li>
<li><a
href="https://github.com/ijl/orjson/commit/0d4a5ad1f17a72528ba027554466fdec6580cdeb"><code>0d4a5ad</code></a>
datetime PyRef idiom</li>
<li><a
href="https://github.com/ijl/orjson/commit/e93a13d372ec956d027e71d023eb534b8445ac85"><code>e93a13d</code></a>
Cross-compile avoids maturin v1.12 build-details.json error</li>
<li>See full diff in <a
href="https://github.com/ijl/orjson/compare/3.11.7...3.11.8">compare
view</a></li>
</ul>
</details>
<br />

Updates `ruff` from 0.15.6 to 0.15.12
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/astral-sh/ruff/releases">ruff's
releases</a>.</em></p>
<blockquote>
<h2>0.15.12</h2>
<h2>Release Notes</h2>
<p>Released on 2026-04-24.</p>
<h3>Preview features</h3>
<ul>
<li>Implement <code>#ruff:file-ignore</code> file-level suppressions (<a
href="https://redirect.github.com/astral-sh/ruff/pull/23599">#23599</a>)</li>
<li>Implement <code>#ruff:ignore</code> logical-line suppressions (<a
href="https://redirect.github.com/astral-sh/ruff/pull/23404">#23404</a>)</li>
<li>Revert preview changes to displayed diagnostic severity in LSP (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24789">#24789</a>)</li>
<li>[<code>airflow</code>] Implement
<code>task-branch-as-short-circuit</code> (<code>AIR004</code>) (<a
href="https://redirect.github.com/astral-sh/ruff/pull/23579">#23579</a>)</li>
<li>[<code>flake8-bugbear</code>] Fix
<code>break</code>/<code>continue</code> handling in
<code>loop-iterator-mutation</code> (<code>B909</code>) (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24440">#24440</a>)</li>
<li>[<code>pylint</code>] Fix <code>PLC2701</code> for type parameter
scopes (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24576">#24576</a>)</li>
</ul>
<h3>Rule changes</h3>
<ul>
<li>[<code>pandas-vet</code>] Suggest <code>.array</code> as well in
<code>PD011</code> (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24805">#24805</a>)</li>
</ul>
<h3>CLI</h3>
<ul>
<li>Respect default Unix permissions for cache files (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24794">#24794</a>)</li>
</ul>
<h3>Documentation</h3>
<ul>
<li>[<code>pylint</code>] Fix <code>PLR0124</code> description not to
claim self-comparison always returns the same value (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24749">#24749</a>)</li>
<li>[<code>pyupgrade</code>] Expand docs on reusable
<code>TypeVar</code>s and scoping (<code>UP046</code>) (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24153">#24153</a>)</li>
<li>Improve rules table accessibility (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24711">#24711</a>)</li>
</ul>
<h3>Contributors</h3>
<ul>
<li><a href="https://github.com/dylwil3"><code>@​dylwil3</code></a></li>
<li><a
href="https://github.com/AlexWaygood"><code>@​AlexWaygood</code></a></li>
<li><a
href="https://github.com/woodruffw"><code>@​woodruffw</code></a></li>
<li><a
href="https://github.com/avasis-ai"><code>@​avasis-ai</code></a></li>
<li><a href="https://github.com/Dev-iL"><code>@​Dev-iL</code></a></li>
<li><a
href="https://github.com/denyszhak"><code>@​denyszhak</code></a></li>
<li><a
href="https://github.com/ShipItAndPray"><code>@​ShipItAndPray</code></a></li>
<li><a
href="https://github.com/anishgirianish"><code>@​anishgirianish</code></a></li>
<li><a
href="https://github.com/augustelalande"><code>@​augustelalande</code></a></li>
<li><a
href="https://github.com/amyreese"><code>@​amyreese</code></a></li>
<li><a
href="https://github.com/majiayu000"><code>@​majiayu000</code></a></li>
</ul>
<h2>Install ruff 0.15.12</h2>
<h3>Install prebuilt binaries via shell script</h3>
<pre lang="sh"><code>curl --proto '=https' --tlsv1.2 -LsSf
https://releases.astral.sh/github/ruff/releases/download/0.15.12/ruff-installer.sh
| sh
</code></pre>
<!-- raw HTML omitted -->
</blockquote>
<p>... (truncated)</p>
</details>
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a
href="https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md">ruff's
changelog</a>.</em></p>
<blockquote>
<h2>0.15.12</h2>
<p>Released on 2026-04-24.</p>
<h3>Preview features</h3>
<ul>
<li>Implement <code>#ruff:file-ignore</code> file-level suppressions (<a
href="https://redirect.github.com/astral-sh/ruff/pull/23599">#23599</a>)</li>
<li>Implement <code>#ruff:ignore</code> logical-line suppressions (<a
href="https://redirect.github.com/astral-sh/ruff/pull/23404">#23404</a>)</li>
<li>Revert preview changes to displayed diagnostic severity in LSP (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24789">#24789</a>)</li>
<li>[<code>airflow</code>] Implement
<code>task-branch-as-short-circuit</code> (<code>AIR004</code>) (<a
href="https://redirect.github.com/astral-sh/ruff/pull/23579">#23579</a>)</li>
<li>[<code>flake8-bugbear</code>] Fix
<code>break</code>/<code>continue</code> handling in
<code>loop-iterator-mutation</code> (<code>B909</code>) (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24440">#24440</a>)</li>
<li>[<code>pylint</code>] Fix <code>PLC2701</code> for type parameter
scopes (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24576">#24576</a>)</li>
</ul>
<h3>Rule changes</h3>
<ul>
<li>[<code>pandas-vet</code>] Suggest <code>.array</code> as well in
<code>PD011</code> (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24805">#24805</a>)</li>
</ul>
<h3>CLI</h3>
<ul>
<li>Respect default Unix permissions for cache files (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24794">#24794</a>)</li>
</ul>
<h3>Documentation</h3>
<ul>
<li>[<code>pylint</code>] Fix <code>PLR0124</code> description not to
claim self-comparison always returns the same value (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24749">#24749</a>)</li>
<li>[<code>pyupgrade</code>] Expand docs on reusable
<code>TypeVar</code>s and scoping (<code>UP046</code>) (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24153">#24153</a>)</li>
<li>Improve rules table accessibility (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24711">#24711</a>)</li>
</ul>
<h3>Contributors</h3>
<ul>
<li><a href="https://github.com/dylwil3"><code>@​dylwil3</code></a></li>
<li><a
href="https://github.com/AlexWaygood"><code>@​AlexWaygood</code></a></li>
<li><a
href="https://github.com/woodruffw"><code>@​woodruffw</code></a></li>
<li><a
href="https://github.com/avasis-ai"><code>@​avasis-ai</code></a></li>
<li><a href="https://github.com/Dev-iL"><code>@​Dev-iL</code></a></li>
<li><a
href="https://github.com/denyszhak"><code>@​denyszhak</code></a></li>
<li><a
href="https://github.com/ShipItAndPray"><code>@​ShipItAndPray</code></a></li>
<li><a
href="https://github.com/anishgirianish"><code>@​anishgirianish</code></a></li>
<li><a
href="https://github.com/augustelalande"><code>@​augustelalande</code></a></li>
<li><a
href="https://github.com/amyreese"><code>@​amyreese</code></a></li>
<li><a
href="https://github.com/majiayu000"><code>@​majiayu000</code></a></li>
</ul>
<h2>0.15.11</h2>
<p>Released on 2026-04-16.</p>
<h3>Preview features</h3>
<ul>
<li>[<code>ruff</code>] Ignore <code>RUF029</code> when function is
decorated with <code>asynccontextmanager</code> (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24642">#24642</a>)</li>
<li>[<code>airflow</code>] Implement
<code>airflow-xcom-pull-in-template-string</code> (<code>AIR201</code>)
(<a
href="https://redirect.github.com/astral-sh/ruff/pull/23583">#23583</a>)</li>
<li>[<code>flake8-bandit</code>] Fix <code>S103</code> false positives
and negatives in mask analysis (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24424">#24424</a>)</li>
</ul>
<!-- raw HTML omitted -->
</blockquote>
<p>... (truncated)</p>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/astral-sh/ruff/commit/66f93cf7ed4d36325f35a452e4afa28268fbcd28"><code>66f93cf</code></a>
Bump 0.15.12 (<a
href="https://redirect.github.com/astral-sh/ruff/issues/24815">#24815</a>)</li>
<li><a
href="https://github.com/astral-sh/ruff/commit/476a4d02e8e3b6c157ac39979d8b698a1b6baa91"><code>476a4d0</code></a>
[ty] Complete support for more detailed diagnostics on possibly unbound
error...</li>
<li><a
href="https://github.com/astral-sh/ruff/commit/ed669eab30095d6c51fe6cdef6050fb01276bcb3"><code>ed669ea</code></a>
Implement <code>#ruff:file-ignore</code> file-level suppressions (<a
href="https://redirect.github.com/astral-sh/ruff/issues/23599">#23599</a>)</li>
<li><a
href="https://github.com/astral-sh/ruff/commit/e73d952e43feb51356ee740c5a973fce81396ff6"><code>e73d952</code></a>
[ty] Include inferred type in <code>invalid-key</code> concise
diagnostic for union/inte...</li>
<li><a
href="https://github.com/astral-sh/ruff/commit/80feb29b31cd98c093316df2e0407b0c70c01b55"><code>80feb29</code></a>
[ty] report only dead annotation-only locals as unused (<a
href="https://redirect.github.com/astral-sh/ruff/issues/24811">#24811</a>)</li>
<li><a
href="https://github.com/astral-sh/ruff/commit/0fbf2bc27336a3d17d39af52cf89b78dcda8c7c8"><code>0fbf2bc</code></a>
Drop deprecated license classifier (<a
href="https://redirect.github.com/astral-sh/ruff/issues/24808">#24808</a>)</li>
<li><a
href="https://github.com/astral-sh/ruff/commit/43b174cc7f2fcb0080bb1d4843cd4bf6b72bbe27"><code>43b174c</code></a>
[ty] Infer lambda parameter types with <code>Callable</code> type
context (<a
href="https://redirect.github.com/astral-sh/ruff/issues/24317">#24317</a>)</li>
<li><a
href="https://github.com/astral-sh/ruff/commit/4f449ae4a2377569330a5ab94799d389357b5a3f"><code>4f449ae</code></a>
[ty] Add error context for intersection types (<a
href="https://redirect.github.com/astral-sh/ruff/issues/24772">#24772</a>)</li>
<li><a
href="https://github.com/astral-sh/ruff/commit/5b4e753acb46e96ad408e4904c15308e33efe307"><code>5b4e753</code></a>
[ty] Add support for goto in literal enum member inlay hint (<a
href="https://redirect.github.com/astral-sh/ruff/issues/24792">#24792</a>)</li>
<li><a
href="https://github.com/astral-sh/ruff/commit/e7cc76275a758ce1c636ea1c2d091fd576aac794"><code>e7cc762</code></a>
[ty] Add error context for TypedDict assignments (<a
href="https://redirect.github.com/astral-sh/ruff/issues/24790">#24790</a>)</li>
<li>Additional commits viewable in <a
href="https://github.com/astral-sh/ruff/compare/0.15.6...0.15.12">compare
view</a></li>
</ul>
</details>
<br />

Updates `mypy` from 1.19.1 to 1.20.2
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a
href="https://github.com/python/mypy/blob/master/CHANGELOG.md">mypy's
changelog</a>.</em></p>
<blockquote>
<h3>Mypy 1.20.2</h3>
<ul>
<li>Use WAL with SQLite cache and fix close (Shantanu, PR <a
href="https://redirect.github.com/python/mypy/pull/21154">21154</a>)</li>
<li>Adjust SQLite journal mode (Ivan Levkivskyi, PR <a
href="https://redirect.github.com/python/mypy/pull/21217">21217</a>)</li>
<li>Correctly aggregate narrowing information on parent expressions
(Shantanu, PR <a
href="https://redirect.github.com/python/mypy/pull/21206">21206</a>)</li>
<li>Fix regression related to generic callables (Shantanu, PR <a
href="https://redirect.github.com/python/mypy/pull/21208">21208</a>)</li>
<li>Fix regression by avoiding widening types in some contexts
(Shantanu, PR <a
href="https://redirect.github.com/python/mypy/pull/21242">21242</a>)</li>
<li>Fix slicing in non-strict optional mode (Shantanu, PR <a
href="https://redirect.github.com/python/mypy/pull/21282">21282</a>)</li>
<li>mypyc: Fix match statement semantics for &quot;or&quot; pattern
(Shantanu, PR <a
href="https://redirect.github.com/python/mypy/pull/21156">21156</a>)</li>
<li>mypyc: Fix issue with module dunder attributes (Piotr Sawicki, PR <a
href="https://redirect.github.com/python/mypy/pull/21275">21275</a>)</li>
<li>Initial support for Python 3.15.0a8 (Marc Mueller, PR <a
href="https://redirect.github.com/python/mypy/pull/21255">21255</a>)</li>
</ul>
<h3>Acknowledgements</h3>
<p>Thanks to all mypy contributors who contributed to this release:</p>
<ul>
<li>A5rocks</li>
<li>Aaron Wieczorek</li>
<li>Adam Turner</li>
<li>Ali Hamdan</li>
<li>asce</li>
<li>BobTheBuidler</li>
<li>Brent Westbrook</li>
<li>Brian Schubert</li>
<li>bzoracler</li>
<li>Chris Burroughs</li>
<li>Christoph Tyralla</li>
<li>Colin Watson</li>
<li>Donghoon Nam</li>
<li>E. M. Bray</li>
<li>Emma Smith</li>
<li>Ethan Sarp</li>
<li>George Ogden</li>
<li>getzze</li>
<li>grayjk</li>
<li>Gregor Riepl</li>
<li>Ivan Levkivskyi</li>
<li>James Hilliard</li>
<li>James Le Cuirot</li>
<li>Jeremy Nimmer</li>
<li>Joren Hammudoglu</li>
<li>Kai (Kazuya Ito)</li>
<li>kaushal trivedi</li>
<li>Kevin Kannammalil</li>
<li>Lukas Geiger</li>
<li>Łukasz Langa</li>
<li>Marc Mueller</li>
<li>Michael R. Crusoe</li>
<li>michaelm-openai</li>
<li>Neil Schemenauer</li>
<li>Piotr Sawicki</li>
</ul>
<!-- raw HTML omitted -->
</blockquote>
<p>... (truncated)</p>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/python/mypy/commit/145a062651b5f9996b75ef32b7040bd2e885ed82"><code>145a062</code></a>
Bump version to 1.20.2</li>
<li><a
href="https://github.com/python/mypy/commit/81cd49215c288eacb987de066f02daff2553b7c7"><code>81cd492</code></a>
Fix slicing with nonstrict optional (<a
href="https://redirect.github.com/python/mypy/issues/21282">#21282</a>)</li>
<li><a
href="https://github.com/python/mypy/commit/908d3441eecbaa2a6193165317177db834d7ca1a"><code>908d344</code></a>
[mypyc] Set dunder attrs when adding module to sys.modules (<a
href="https://redirect.github.com/python/mypy/issues/21275">#21275</a>)</li>
<li><a
href="https://github.com/python/mypy/commit/ba28610fac9d2b33be210ca8dcfe4bc47b7af424"><code>ba28610</code></a>
Initial support for Python 3.15.0a8 (<a
href="https://redirect.github.com/python/mypy/issues/21255">#21255</a>)</li>
<li><a
href="https://github.com/python/mypy/commit/7b0e09f48dbd3717ed008a273cd17e8e960c2037"><code>7b0e09f</code></a>
Fix match statement semantics for &quot;or&quot; pattern (<a
href="https://redirect.github.com/python/mypy/issues/21156">#21156</a>)</li>
<li><a
href="https://github.com/python/mypy/commit/92b74f226de62f7505f5ef5cb158e8ec9c58b8b7"><code>92b74f2</code></a>
Avoid widening types in conditional_types (<a
href="https://redirect.github.com/python/mypy/issues/21242">#21242</a>)</li>
<li><a
href="https://github.com/python/mypy/commit/0dcbfaa40b0e360a16baea9cf851955375d91b54"><code>0dcbfaa</code></a>
Fix is_overlapping_types for generic callables (<a
href="https://redirect.github.com/python/mypy/issues/21208">#21208</a>)</li>
<li><a
href="https://github.com/python/mypy/commit/210f518dede35292033ef0d387847406a0ccef8f"><code>210f518</code></a>
Correctly aggregate narrowing information on parent expressions (<a
href="https://redirect.github.com/python/mypy/issues/21206">#21206</a>)</li>
<li><a
href="https://github.com/python/mypy/commit/c34530e53a10e385d8b0f1af4baa88a596b5ceaa"><code>c34530e</code></a>
Only set journal mode in coordinator (<a
href="https://redirect.github.com/python/mypy/issues/21217">#21217</a>)</li>
<li><a
href="https://github.com/python/mypy/commit/79a3ec6d01b56a27c00e9b3320c2b1d4d73a77f9"><code>79a3ec6</code></a>
Use WAL with SQLite cache, fix close (<a
href="https://redirect.github.com/python/mypy/issues/21154">#21154</a>)</li>
<li>Additional commits viewable in <a
href="https://github.com/python/mypy/compare/v1.19.1...v1.20.2">compare
view</a></li>
</ul>
</details>
<br />

Updates `ty` from 0.0.23 to 0.0.32
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/astral-sh/ty/releases">ty's
releases</a>.</em></p>
<blockquote>
<h2>0.0.32</h2>
<h2>Release Notes</h2>
<p>Released on 2026-04-20.</p>
<h3>Bug fixes</h3>
<ul>
<li>Fix panic when <code>__get__</code> uses <code>Concatenate</code>
<code>self</code>-type and wraps a <code>__call__</code> (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24692">#24692</a>)</li>
<li>Avoid panicking on overloaded <code>Callable</code> type context (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24661">#24661</a>)</li>
<li>Expand class bases in per-base lint checks (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24695">#24695</a>,
<a
href="https://redirect.github.com/astral-sh/ruff/pull/24699">#24699</a>)</li>
<li>Fix stack overflow for binary operator inference involving recursive
types (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24551">#24551</a>)</li>
</ul>
<h3>LSP server</h3>
<ul>
<li>Dim out unreachable code in IDEs (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24580">#24580</a>)</li>
<li>Do not suggest argument completion when typing the value of a
keyword argument (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24669">#24669</a>)</li>
<li>Retrieve the docstring from the overload implementation if an
<code>@overload</code>-decorated function has no docstring (<a
href="https://redirect.github.com/astral-sh/ruff/pull/23920">#23920</a>)</li>
</ul>
<h3>Core type checking</h3>
<ul>
<li>Allow <code>if</code> statements in TypedDict bodies (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24702">#24702</a>)</li>
<li>Disallow <code>@disjoint_base</code> on TypedDicts and Protocols (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24671">#24671</a>)</li>
<li>Do not consider a subclass of a
<code>@dataclass_transform</code>-decorated class to have dataclass-like
semantics if it has <code>type</code> in its MRO (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24679">#24679</a>)</li>
<li>Reject using properties with <code>Never</code> setters or deleters
(<a
href="https://redirect.github.com/astral-sh/ruff/pull/24510">#24510</a>)</li>
<li>Sync vendored typeshed stubs (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24646">#24646</a>).
<a
href="https://github.com/python/typeshed/compare/f8f0794d0fe249c06dc9f31a004d85be6cca6ced...c03c2b926422c82ab680d27f3ad2491845000802">Typeshed
diff</a></li>
</ul>
<h3>Diagnostics</h3>
<ul>
<li>Show error context for assignability diagnostics (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24309">#24309</a>)</li>
<li>Use partially qualified names when reporting diagnostics regarding
bad calls to methods (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24560">#24560</a>)</li>
<li>Reduce source code context window to zero (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24689">#24689</a>)</li>
<li>Merge same-file annotations if there is only a single line
separating them (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24694">#24694</a>)</li>
</ul>
<h3>Performance</h3>
<ul>
<li>Memoize binary operator return types (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24700">#24700</a>)</li>
<li>Gate protocol compatibility on member count (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24684">#24684</a>)</li>
</ul>
<h3>Contributors</h3>
<ul>
<li><a
href="https://github.com/JelleZijlstra"><code>@​JelleZijlstra</code></a></li>
<li><a href="https://github.com/kc0506"><code>@​kc0506</code></a></li>
<li><a
href="https://github.com/denyszhak"><code>@​denyszhak</code></a></li>
<li><a href="https://github.com/carljm"><code>@​carljm</code></a></li>
<li><a
href="https://github.com/dcreager"><code>@​dcreager</code></a></li>
<li><a
href="https://github.com/AlexWaygood"><code>@​AlexWaygood</code></a></li>
<li><a href="https://github.com/dylwil3"><code>@​dylwil3</code></a></li>
<li><a
href="https://github.com/charliermarsh"><code>@​charliermarsh</code></a></li>
<li><a href="https://github.com/sharkdp"><code>@​sharkdp</code></a></li>
<li><a
href="https://github.com/ibraheemdev"><code>@​ibraheemdev</code></a></li>
</ul>
<!-- raw HTML omitted -->
</blockquote>
<p>... (truncated)</p>
</details>
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a
href="https://github.com/astral-sh/ty/blob/main/CHANGELOG.md">ty's
changelog</a>.</em></p>
<blockquote>
<h2>0.0.32</h2>
<p>Released on 2026-04-20.</p>
<h3>Bug fixes</h3>
<ul>
<li>Fix panic when <code>__get__</code> uses <code>Concatenate</code>
<code>self</code>-type and wraps a <code>__call__</code> (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24692">#24692</a>)</li>
<li>Avoid panicking on overloaded <code>Callable</code> type context (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24661">#24661</a>)</li>
<li>Expand class bases in per-base lint checks (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24695">#24695</a>,
<a
href="https://redirect.github.com/astral-sh/ruff/pull/24699">#24699</a>)</li>
<li>Fix stack overflow for binary operator inference involving recursive
types (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24551">#24551</a>)</li>
</ul>
<h3>LSP server</h3>
<ul>
<li>Dim out unreachable code in IDEs (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24580">#24580</a>)</li>
<li>Do not suggest argument completion when typing the value of a
keyword argument (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24669">#24669</a>)</li>
<li>Retrieve the docstring from the overload implementation if an
<code>@overload</code>-decorated function has no docstring (<a
href="https://redirect.github.com/astral-sh/ruff/pull/23920">#23920</a>)</li>
</ul>
<h3>Core type checking</h3>
<ul>
<li>Allow <code>if</code> statements in TypedDict bodies (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24702">#24702</a>)</li>
<li>Disallow <code>@disjoint_base</code> on TypedDicts and Protocols (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24671">#24671</a>)</li>
<li>Do not consider a subclass of a
<code>@dataclass_transform</code>-decorated class to have dataclass-like
semantics if it has <code>type</code> in its MRO (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24679">#24679</a>)</li>
<li>Reject using properties with <code>Never</code> setters or deleters
(<a
href="https://redirect.github.com/astral-sh/ruff/pull/24510">#24510</a>)</li>
<li>Sync vendored typeshed stubs (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24646">#24646</a>).
<a
href="https://github.com/python/typeshed/compare/f8f0794d0fe249c06dc9f31a004d85be6cca6ced...c03c2b926422c82ab680d27f3ad2491845000802">Typeshed
diff</a></li>
</ul>
<h3>Diagnostics</h3>
<ul>
<li>Show error context for assignability diagnostics (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24309">#24309</a>)</li>
<li>Use partially qualified names when reporting diagnostics regarding
bad calls to methods (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24560">#24560</a>)</li>
<li>Reduce source code context window to zero (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24689">#24689</a>)</li>
<li>Merge same-file annotations if there is only a single line
separating them (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24694">#24694</a>)</li>
</ul>
<h3>Performance</h3>
<ul>
<li>Memoize binary operator return types (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24700">#24700</a>)</li>
<li>Gate protocol compatibility on member count (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24684">#24684</a>)</li>
</ul>
<h3>Contributors</h3>
<ul>
<li><a
href="https://github.com/JelleZijlstra"><code>@​JelleZijlstra</code></a></li>
<li><a href="https://github.com/kc0506"><code>@​kc0506</code></a></li>
<li><a
href="https://github.com/denyszhak"><code>@​denyszhak</code></a></li>
<li><a href="https://github.com/carljm"><code>@​carljm</code></a></li>
<li><a
href="https://github.com/dcreager"><code>@​dcreager</code></a></li>
<li><a
href="https://github.com/AlexWaygood"><code>@​AlexWaygood</code></a></li>
<li><a href="https://github.com/dylwil3"><code>@​dylwil3</code></a></li>
<li><a
href="https://github.com/charliermarsh"><code>@​charliermarsh</code></a></li>
<li><a href="https://github.com/sharkdp"><code>@​sharkdp</code></a></li>
<li><a
href="https://github.com/ibraheemdev"><code>@​ibraheemdev</code></a></li>
</ul>
<!-- raw HTML omitted -->
</blockquote>
<p>... (truncated)</p>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/astral-sh/ty/commit/4d1e1fc57ca8bfdcbcee513ba92135d2932eb279"><code>4d1e1fc</code></a>
Bump version to 0.0.32 (<a
href="https://redirect.github.com/astral-sh/ty/issues/3302">#3302</a>)</li>
<li><a
href="https://github.com/astral-sh/ty/commit/a537bdefc97080d4400113eb6635ae133c5b3bcf"><code>a537bde</code></a>
Update PyO3/maturin-action action to v1.51.0 (<a
href="https://redirect.github.com/astral-sh/ty/issues/3300">#3300</a>)</li>
<li><a
href="https://github.com/astral-sh/ty/commit/81e41250e0b53893f1f86eae3bc59867f15720ac"><code>81e4125</code></a>
Update actions/upload-artifact action to v7.0.1 (<a
href="https://redirect.github.com/astral-sh/ty/issues/3296">#3296</a>)</li>
<li><a
href="https://github.com/astral-sh/ty/commit/a9dd1cbb536838e21b36b2c459b5bf6098c295cf"><code>a9dd1cb</code></a>
Update docker/build-push-action action to v7.1.0 (<a
href="https://redirect.github.com/astral-sh/ty/issues/3299">#3299</a>)</li>
<li><a
href="https://github.com/astral-sh/ty/commit/ef0a7dd496dbf60000d79ac92ff171191cae424b"><code>ef0a7dd</code></a>
Update actions/github-script action to v9 (<a
href="https://redirect.github.com/astral-sh/ty/issues/3301">#3301</a>)</li>
<li><a
href="https://github.com/astral-sh/ty/commit/74f058324890813da652964cdf2d29c1207fdeab"><code>74f0583</code></a>
Update astral-sh/setup-uv action to v8.1.0 (<a
href="https://redirect.github.com/astral-sh/ty/issues/3298">#3298</a>)</li>
<li><a
href="https://github.com/astral-sh/ty/commit/82799cc0d01beed42e06c110bdaabb9ab243fce2"><code>82799cc</code></a>
Update prek dependencies (<a
href="https://redirect.github.com/astral-sh/ty/issues/3297">#3297</a>)</li>
<li><a
href="https://github.com/astral-sh/ty/commit/daaa40454966558ffd2a0ea3dcf86bc1749c8715"><code>daaa404</code></a>
Bump version to 0.0.31 (<a
href="https://redirect.github.com/astral-sh/ty/issues/3280">#3280</a>)</li>
<li><a
href="https://github.com/astral-sh/ty/commit/12e86b58b5034a29266268195afc16feeab6e3ea"><code>12e86b5</code></a>
Bump version to 0.0.30 (<a
href="https://redirect.github.com/astral-sh/ty/issues/3270">#3270</a>)</li>
<li><a
href="https://github.com/astral-sh/ty/commit/67077ad5fbde5adc1df0e3169525040ad1139dab"><code>67077ad</code></a>
Reorder sections in FAQ (<a
href="https://redirect.github.com/astral-sh/ty/issues/3267">#3267</a>)</li>
<li>Additional commits viewable in <a
href="https://github.com/astral-sh/ty/compare/0.0.23...0.0.32">compare
view</a></li>
</ul>
</details>
<br />

Updates `pydantic` from 2.12.5 to 2.13.3
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/pydantic/pydantic/releases">pydantic's
releases</a>.</em></p>
<blockquote>
<h2>v2.13.3 2026-04-20</h2>
<h2>v2.13.3 (2026-04-20)</h2>
<h3>What's Changed</h3>
<h4>Fixes</h4>
<ul>
<li>Handle <code>AttributeError</code> subclasses with
<code>from_attributes</code> by <a
href="https://github.com/Viicos"><code>@​Viicos</code></a> in <a
href="https://redirect.github.com/pydantic/pydantic/pull/13096">#13096</a></li>
</ul>
<p><strong>Full Changelog</strong>: <a
href="https://github.com/pydantic/pydantic/compare/v2.13.2...v2.13.3">https://github.com/pydantic/pydantic/compare/v2.13.2...v2.13.3</a></p>
<h2>v2.13.2 2026-04-17</h2>
<h2>v2.13.2 (2026-04-17)</h2>
<h3>What's Changed</h3>
<h4>Fixes</h4>
<ul>
<li>Fix <code>ValidationInfo.field_name</code> missing with
<code>model_validate_json()</code> by <a
href="https://github.com/Viicos"><code>@​Viicos</code></a> in <a
href="https://redirect.github.com/pydantic/pydantic/pull/13084">#13084</a></li>
</ul>
<p><strong>Full Changelog</strong>: <a
href="https://github.com/pydantic/pydantic/compare/v2.13.1...v2.13.2">https://github.com/pydantic/pydantic/compare/v2.13.1...v2.13.2</a></p>
<h2>v2.13.1 2026-04-15</h2>
<h2>v2.13.1 (2026-04-15)</h2>
<h3>What's Changed</h3>
<h4>Fixes</h4>
<ul>
<li>Fix <code>ValidationInfo.data</code> missing with
<code>model_validate_json()</code> by <a
href="https://github.com/davidhewitt"><code>@​davidhewitt</code></a> in
<a
href="https://redirect.github.com/pydantic/pydantic/pull/13079">#13079</a></li>
</ul>
<p><strong>Full Changelog</strong>: <a
href="https://github.com/pydantic/pydantic/compare/v2.13.0...v2.13.1">https://github.com/pydantic/pydantic/compare/v2.13.0...v2.13.1</a></p>
<h2>v2.13.0 2026-04-13</h2>
<h2>v2.13.0 (2026-04-13)</h2>
<p>The highlights of the v2.13 release are available in the <a
href="https://pydantic.dev/articles/pydantic-v2-13-release">blog
post</a>.
Several minor changes (considered non-breaking changes according to our
<a
href="https://pydantic.dev/docs/validation/2.13/get-started/version-policy/#pydantic-v2">versioning
policy</a>) are also included in this release. Make sure to look into
them before upgrading.</p>
<p>This release contains the updated <code>pydantic.v1</code> namespace,
matching version 1.10.26 which includes support for Python 3.14.</p>
<h3>What's Changed</h3>
<p>See the beta releases for all changes sinces 2.12.</p>
<h4>Packaging</h4>
<ul>
<li>Add zizmor for GitHub Actions workflow linting by <a
href="https://github.com/Viicos"><code>@​Viicos</code></a> in <a
href="https://redirect.github.com/pydantic/pydantic/pull/13039">#13039</a></li>
<li>Update jiter to v0.14.0 to fix a segmentation fault on musl Linux by
<a href="https://github.com/Viicos"><code>@​Viicos</code></a> in <a
href="https://redirect.github.com/pydantic/pydantic/pull/13064">#13064</a></li>
</ul>
<!-- raw HTML omitted -->
</blockquote>
<p>... (truncated)</p>
</details>
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a
href="https://github.com/pydantic/pydantic/blob/main/HISTORY.md">pydantic's
changelog</a>.</em></p>
<blockquote>
<h2>v2.13.3 (2026-04-20)</h2>
<p><a
href="https://github.com/pydantic/pydantic/releases/tag/v2.13.3">GitHub
release</a></p>
<h3>What's Changed</h3>
<h4>Fixes</h4>
<ul>
<li>Handle <code>AttributeError</code> subclasses with
<code>from_attributes</code> by <a
href="https://github.com/Viicos"><code>@​Viicos</code></a> in <a
href="https://redirect.github.com/pydantic/pydantic/pull/13096">#13096</a></li>
</ul>
<h2>v2.13.2 (2026-04-17)</h2>
<p><a
href="https://github.com/pydantic/pydantic/releases/tag/v2.13.2">GitHub
release</a></p>
<h3>What's Changed</h3>
<h4>Fixes</h4>
<ul>
<li>Fix <code>ValidationInfo.field_name</code> missing with
<code>model_validate_json()</code> by <a
href="https://github.com/Viicos"><code>@​Viicos</code></a> in <a
href="https://redirect.github.com/pydantic/pydantic/pull/13084">#13084</a></li>
</ul>
<h2>v2.13.1 (2026-04-15)</h2>
<p><a
href="https://github.com/pydantic/pydantic/releases/tag/v2.13.1">GitHub
release</a></p>
<h3>What's Changed</h3>
<h4>Fixes</h4>
<ul>
<li>Fix <code>ValidationInfo.data</code> missing with
<code>model_validate_json()</code> by <a
href="https://github.com/davidhewitt"><code>@​davidhewitt</code></a> in
<a
href="https://redirect.github.com/pydantic/pydantic/pull/13079">#13079</a></li>
</ul>
<h2>v2.13.0 (2026-04-13)</h2>
<p><a
href="https://github.com/pydantic/pydantic/releases/tag/v2.13.0">GitHub
release</a></p>
<p>The highlights of the v2.13 release are available in the <a
href="https://pydantic.dev/articles/pydantic-v2-13-release">blog
post</a>.
Several minor changes (considered non-breaking changes according to our
<a
href="https://pydantic.dev/docs/validation/2.13/get-started/version-policy/#pydantic-v2">versioning
policy</a>)
are also included in this release. Make sure to look into them before
upgrading.</p>
<p>This release contains the updated <code>pydantic.v1</code> namespace,
matching version 1.10.26 which includes support for Python 3.14.</p>
<h3>What's Changed</h3>
<p>See the beta releases for all changes sinces 2.12.</p>
<h4>New Features</h4>
<ul>
<li>Allow default factories of private attributes to take validated
model data by <a
href="https://github.com/Viicos"><code>@​Viicos</code></a> in <a
href="https://redirect.github.com/pydantic/pydantic/pull/13013">#13013</a></li>
</ul>
<h4>Changes</h4>
<!-- raw HTML omitted -->
</blockquote>
<p>... (truncated)</p>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/pydantic/pydantic/commit/9e9a11132c980c4ec84ff6d2df06d4c1a55ca8f3"><code>9e9a111</code></a>
Fix backported test</li>
<li><a
href="https://github.com/pydantic/pydantic/commit/1ec8c6aa0cae1c78409c6f31af738a24e16c7124"><code>1ec8c6a</code></a>
Prepare release v2.13.3</li>
<li><a
href="https://github.com/pydantic/pydantic/commit/fb4f2044436e9fa4ff9745479ce263016a99c4d6"><code>fb4f204</code></a>
Handle <code>AttributeError</code> subclasses with
<code>from_attributes</code></li>
<li><a
href="https://github.com/pydantic/pydantic/commit/ca3ddd1149bd3b14273922a29da174804496a055"><code>ca3ddd1</code></a>
Prepare release v2.13.2</li>
<li><a
href="https://github.com/pydantic/pydantic/commit/000e823a3ab7545b0c6064fde34effdcd02044ab"><code>000e823</code></a>
Fix <code>ValidationInfo.field_name</code> missing with
<code>model_validate_json()</code></li>
<li><a
href="https://github.com/pydantic/pydantic/commit/d45d8be3ffb6dfc6d0c64da6980140c91ff841fb"><code>d45d8be</code></a>
Prepare release 2.13.1</li>
<li><a
href="https://github.com/pydantic/pydantic/commit/54aca609ce58e73dfe1c681d93432fbe3a4621da"><code>54aca60</code></a>
Fix <code>ValidationInfo.data</code> missing with
<code>model_validate_json()</code></li>
<li><a
href="https://github.com/pydantic/pydantic/commit/46bf4fa648af3a1fbf4603a37f210e9d9c618357"><code>46bf4fa</code></a>
Fix Pydantic release workflow (<a
href="https://redirect.github.com/pydantic/pydantic/issues/13067">#13067</a>)</li>
<li><a
href="https://github.com/pydantic/pydantic/commit/1b359edab09c623464d23c6fd2503ae5ff276d43"><code>1b359ed</code></a>
Prepare release v2.13.0 (<a
href="https://redirect.github.com/pydantic/pydantic/issues/13065">#13065</a>)</li>
<li><a
href="https://github.com/pydantic/pydantic/commit/b1bf19445d8ac144a7a0e82674d2d87eebab6c18"><code>b1bf194</code></a>
Fix model equality when using runtime <code>extra</code> configuration
(<a
href="https://redirect.github.com/pydantic/pydantic/issues/13062">#13062</a>)</li>
<li>Additional commits viewable in <a
href="https://github.com/pydantic/pydantic/compare/v2.12.5...v2.13.3">compare
view</a></li>
</ul>
</details>
<br />


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---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: jkennedyvz <65985482+jkennedyvz@users.noreply.github.com>
Co-authored-by: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-04-28 01:20:26 -07:00
Sydney RunkleandGitHub cb328b57f1 release(prebuilt): 1.0.12, langgraph 1.1.10 (#7623)
## Summary

- Bumps `langgraph-prebuilt` `1.0.11` → `1.0.12`
- Bumps `langgraph` `1.1.9` → `1.1.10` (requires
`langgraph-prebuilt>=1.0.12`)
- Updates all downstream `uv.lock` files

## Changes since last release

**prebuilt (`1.0.11` → `1.0.12`)**
- fix(prebuilt): hydrate ToolNode state from channels via pregel helpers
(#7594)

**langgraph (`1.1.8` → `1.1.10`)**
- fix: don't propagate ReplayState to subgraphs on plain resume (#7561)
2026-04-27 13:11:43 -04:00
Sydney RunkleandGitHub 372d54dc4f release(checkpoint): 4.0.3 (#7625)
## Summary

Bumps `langgraph-checkpoint` `4.0.2` → `4.0.3` and updates all
downstream `uv.lock` files.

## Changes since 4.0.2

- fix(checkpoint): revive lc=2 JSON blobs for safe types without
allowlist (#7582)
- chore: dedup warnings (#7257)
- chore(deps): bump langsmith from 0.6.4 to 0.7.31 (#7525)
2026-04-27 10:27:56 -04:00
f4aee546ad fix(prebuilt): hydrate ToolNode state from channels via pregel helpers (#7594)
## Summary

When `ToolNode` receives a bare `[tool_call]` list via the Send API (the
dispatch shape `create_agent` will use once langchain-ai/langchain#36960
lands), hydrate `ToolRuntime.state` from the current channel values
instead of requiring the dispatcher to inline the full agent state dict
into every `Send.arg`.

Motivation: the paired langchain PR drops the `ToolCallWithContext`
wrapper from `create_agent`'s tool dispatch, which eliminates an O(N²)
storage term on `__pregel_tasks` checkpoint writes. Without this
companion change there would be no path for the tool node to see the
graph state.

## What changed

- `libs/prebuilt/langgraph/prebuilt/tool_node.py` — `_extract_state`
grows a third branch for list-form input. When the input is a list whose
last entry is a `ToolCall` dict, read the current channel values via
`CONFIG_KEY_READ` and return them as the state dict.

The full new logic is four lines inline in `_extract_state`:

```python
read = config.get(CONF, {}).get(CONFIG_KEY_READ)
if read is None:
    return {}
# Pregel installs CONFIG_KEY_READ as
# `functools.partial(local_read, scratchpad, channels, managed, task)`.
channels = read.args[1]
return cast("dict[str, Any]", read(list(channels), False))
```

- No changes to the pregel read machinery (`local_read`, `ChannelRead`).
- Only channel values are read; managed values have their own injection
path (`ToolRuntime.context`, `InjectedContext`) and were never in the
pre-fix inlined state dict, so we don't add them here.
- Falls back to `{}` when invoked outside a Pregel context (e.g. direct
`ToolNode(...).invoke([tool_call])` from a test harness), which
preserves existing `ToolNode` direct-invocation test behavior.

- `libs/prebuilt/tests/test_on_tool_call.py` — two new tests covering
the list-form hydration path (sync + async). They build a
`functools.partial` that matches Pregel's real `CONFIG_KEY_READ` shape
and assert `ToolRuntime.state` reflects the current channel values.

## Why it's safe

- **Same snapshot semantics as before.** `Send` is emitted at
end-of-super-step-N; consumed at start-of-super-step-N+1. Channels at
that point reflect every write from super-step N (including the new
AIMessage the tool calls originated from). Parallel tool tasks in the
tools super-step all read the same values since sibling writes don't
land until end-of-super-step.
- **Legacy `ToolCallWithContext` path preserved.** External dispatchers
that still inline state continue to work unchanged — `_extract_state`
checks that branch first.

## Test plan

- [x] `make test` in `libs/prebuilt` — **204 pass**
- [x] Two new hydration tests (sync + async) green
- [x] `make format` / `make lint` / `mypy` clean

---------

Co-authored-by: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-04-27 09:52:23 -04:00
ccurmeandGitHub 1a248cba45 release(prebuilt): 1.0.11 (#7610) 2026-04-24 14:16:17 -04:00
45246f6c74 feat(prebuilt): allow ToolNode tools to return list[Command | ToolMessage] (#7596)
## Summary

Extends `ToolNode` so that a single tool invocation can return
`list[Command | ToolMessage]` instead of only a single `Command` or
`ToolMessage`. This brings `ToolNode`'s per-tool-call contract in line
with the rest of LangGraph, where nodes can already return multiple
Commands.

Depends on langchain-ai/langchain#36963 which allows
`list[ToolOutputMixin]` to pass through `BaseTool._format_output`
unchanged.

## Changes

### `libs/prebuilt/langgraph/prebuilt/tool_node.py`

**New list-return gate in `_execute_tool_sync` / `_execute_tool_async`**
— After the existing `Command` and `ToolMessage` checks, a new branch
accepts `list[Command | ToolMessage]` and routes it through
`_validate_tool_command_list`. Lists with non-`Command`/`ToolMessage`
elements raise `TypeError`. Both sync and async paths are updated
symmetrically.

**`_validate_tool_command_list`** — Enforces the terminating-ToolMessage
rule: exactly one `ToolMessage` in the list must carry `tool_call_id ==
<outer_id>` (top-level or nested inside a `Command.update["messages"]`).
Zero or multiple terminators raise `_MissingToolMessageError`.
Individual Commands in the list are validated via the existing
`_validate_tool_command`; when a Command lacks the terminator (which is
allowed since the list-level check handles it), the
`_MissingToolMessageError` is caught and the already-normalized command
from the exception is used.

**`_MissingToolMessageError`** — A `ValueError` subclass raised by
`_validate_tool_command` (and `_validate_tool_command_list`) when no
matching `ToolMessage` is found. Carries the already-normalized command
so callers can recover without re-doing deepcopy/message-conversion
work. Using a typed exception avoids brittle string-matching on error
messages.

**`_combine_tool_outputs`** — Flattens list entries at the top of the
method so downstream combiner logic (parent-`goto` accumulation,
ToolMessage wrapping) is unchanged.

**Response processing moved inside try/except** — In both sync and async
execute methods, the response validation (Command/ToolMessage/list
checks) now runs inside the existing error-handling try block, so
validation errors from the list path go through `_handle_tool_errors`
like other tool errors.

**Return type signatures** widened on `_execute_tool_sync`,
`_execute_tool_async`, `_run_one`, `_arun_one` to include `list[Command
| ToolMessage]`.

### `libs/prebuilt/tests/test_tool_node.py`

New tests covering: valid list returns (top-level terminator, nested
terminator, parent-goto + terminator), regression tests for single
Command/ToolMessage returns, invalid cases (no terminator, multiple
terminators), async parity, integration with mixed list/non-list tool
calls, and `_handle_tool_errors` interaction.

---------

Co-authored-by: Sydney Runkle <sydneymarierunkle@gmail.com>
2026-04-23 13:37:45 -07:00
Sydney RunkleandGitHub a529b9bede chore(langgraph): bump version 1.1.8 -> 1.1.9 (#7563)
## Summary

- Bumps `langgraph` patch version from `1.1.8` to `1.1.9` in
`libs/langgraph/pyproject.toml`

## Test plan

- [ ] Verify version string is correct in `pyproject.toml`
- [ ] Confirm release workflow triggers on merge
2026-04-21 09:38:58 -04:00
Eugene YurtsevandGitHub b674dd4622 feat(prebuilt): expose available tools on ToolRuntime (#7512) 2026-04-17 16:54:16 -04:00
Eugene YurtsevandGitHub 4956134a37 release(langgraph): 1.1.8 (#7545)
releasing 1.1.8
2026-04-17 19:41:13 +00:00
ccurmeandGitHub e002711ede release(prebuilt): 1.0.10 (#7541) 2026-04-17 13:52:20 -04:00
Eugene YurtsevandGitHub d194c18c06 release(langgraph): 1.1.7 (#7540)
release langgraph 1.1.7
2026-04-17 15:19:18 +00:00
f093702e4e fix(prebuilt): handle injected NotRequired keys (#7392)
Resolves https://github.com/langchain-ai/langchain/issues/35585

This would previously raise KeyError:
```python
from typing import Annotated

from langchain_core.tools import tool
from langchain.agents import create_agent
from typing_extensions import NotRequired
from langgraph.prebuilt import InjectedState
from langchain.agents import AgentState


class CustomAgentState(AgentState):
    city: NotRequired[str]


@tool
def get_weather(city: Annotated[str | None, InjectedState("city")] = None) -> str:
    """Get weather for a given city."""
    if city is None:
        city = "Boston"
    return f"It's always sunny in {city}!"


agent = create_agent(
    model="claude-sonnet-4-6",
    tools=[get_weather],
    system_prompt="You are a helpful assistant",
    state_schema=CustomAgentState,
)

input_message = {
    "role": "user",
    "content": "What's the weather?",
}

result = agent.invoke({"messages": [input_message]})
for m in result["messages"]:
    m.pretty_print()
```

---------

Co-authored-by: Sydney Runkle <sydneymarierunkle@gmail.com>
2026-04-16 13:06:33 +00:00
dependabot[bot]GitHubdependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
6bcac5d72e chore(deps): bump langsmith from 0.6.4 to 0.7.31 in /libs/prebuilt (#7530)
Bumps [langsmith](https://github.com/langchain-ai/langsmith-sdk) from
0.6.4 to 0.7.31.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/langchain-ai/langsmith-sdk/releases">langsmith's
releases</a>.</em></p>
<blockquote>
<h2>v0.7.31</h2>
<h2>What's Changed</h2>
<ul>
<li>chore(deps-dev): bump langchain-core from 1.2.23 to 1.2.28 in
/python by <a
href="https://github.com/dependabot"><code>@​dependabot</code></a>[bot]
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2692">langchain-ai/langsmith-sdk#2692</a></li>
<li>chore(deps-dev): bump <code>@​anthropic-ai/sdk</code> from 0.82.0 to
0.84.0 in /js by <a
href="https://github.com/dependabot"><code>@​dependabot</code></a>[bot]
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2684">langchain-ai/langsmith-sdk#2684</a></li>
<li>chore(deps): bump cryptography from 46.0.6 to 46.0.7 in /python by
<a
href="https://github.com/dependabot"><code>@​dependabot</code></a>[bot]
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2693">langchain-ai/langsmith-sdk#2693</a></li>
<li>chore(deps-dev): bump <code>@​anthropic-ai/sdk</code> from 0.84.0 to
0.85.0 in /js by <a
href="https://github.com/dependabot"><code>@​dependabot</code></a>[bot]
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2700">langchain-ai/langsmith-sdk#2700</a></li>
<li>feat(py): Tag OpenAI Agent Python SDK runs with ls_agent_type by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2699">langchain-ai/langsmith-sdk#2699</a></li>
<li>feat(js): Adds ls_agent_type metadata to AI SDK runs by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2701">langchain-ai/langsmith-sdk#2701</a></li>
<li>chore(deps-dev): bump types-tqdm from 4.67.3.20260303 to
4.67.3.20260408 in /python by <a
href="https://github.com/dependabot"><code>@​dependabot</code></a>[bot]
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2710">langchain-ai/langsmith-sdk#2710</a></li>
<li>chore(deps): bump pnpm/action-setup from 5 to 6 by <a
href="https://github.com/dependabot"><code>@​dependabot</code></a>[bot]
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2705">langchain-ai/langsmith-sdk#2705</a></li>
<li>chore(deps): bump the py-minor-and-patch group across 1 directory
with 10 updates by <a
href="https://github.com/dependabot"><code>@​dependabot</code></a>[bot]
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2711">langchain-ai/langsmith-sdk#2711</a></li>
<li>chore(deps-dev): bump <code>@​anthropic-ai/sdk</code> from 0.85.0 to
0.86.0 in /js by <a
href="https://github.com/dependabot"><code>@​dependabot</code></a>[bot]
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2702">langchain-ai/langsmith-sdk#2702</a></li>
<li>chore(deps): bump actions/github-script from 8 to 9 by <a
href="https://github.com/dependabot"><code>@​dependabot</code></a>[bot]
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2706">langchain-ai/langsmith-sdk#2706</a></li>
<li>chore(deps-dev): bump the js-minor-and-patch group across 1
directory with 7 updates by <a
href="https://github.com/dependabot"><code>@​dependabot</code></a>[bot]
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2712">langchain-ai/langsmith-sdk#2712</a></li>
<li>chore(deps-dev): bump types-psutil from 7.2.2.20260130 to
7.2.2.20260408 in /python by <a
href="https://github.com/dependabot"><code>@​dependabot</code></a>[bot]
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2709">langchain-ai/langsmith-sdk#2709</a></li>
<li>chore(deps-dev): bump rich from 14.3.3 to 15.0.0 in /python by <a
href="https://github.com/dependabot"><code>@​dependabot</code></a>[bot]
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2708">langchain-ai/langsmith-sdk#2708</a></li>
<li>feat: Filter kwargs from new token events by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2714">langchain-ai/langsmith-sdk#2714</a></li>
<li>release(py): 0.7.31 by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2716">langchain-ai/langsmith-sdk#2716</a></li>
</ul>
<p><strong>Full Changelog</strong>: <a
href="https://github.com/langchain-ai/langsmith-sdk/compare/v0.7.30...v0.7.31">https://github.com/langchain-ai/langsmith-sdk/compare/v0.7.30...v0.7.31</a></p>
<h2>v0.7.30</h2>
<h2>What's Changed</h2>
<ul>
<li>feat(python): add service feature to sandbox by <a
href="https://github.com/DanielKneipp"><code>@​DanielKneipp</code></a>
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2665">langchain-ai/langsmith-sdk#2665</a></li>
<li>fix(js): Fix prototype pollution bug in anonymizers by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2690">langchain-ai/langsmith-sdk#2690</a></li>
<li>release(js): 0.5.18 by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2691">langchain-ai/langsmith-sdk#2691</a></li>
<li>chore(js/sandbox): suppress warning log by <a
href="https://github.com/hntrl"><code>@​hntrl</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2694">langchain-ai/langsmith-sdk#2694</a></li>
<li>feat(js): Add metadata to Claude Agent SDK JS tracing by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2695">langchain-ai/langsmith-sdk#2695</a></li>
<li>fix(py): Fix run tree memory leak by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2696">langchain-ai/langsmith-sdk#2696</a></li>
<li>release(py): 0.7.30 by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2698">langchain-ai/langsmith-sdk#2698</a></li>
</ul>
<p><strong>Full Changelog</strong>: <a
href="https://github.com/langchain-ai/langsmith-sdk/compare/v0.7.29...v0.7.30">https://github.com/langchain-ai/langsmith-sdk/compare/v0.7.29...v0.7.30</a></p>
<h2>v0.7.29</h2>
<h2>What's Changed</h2>
<ul>
<li>release(js): 0.5.17 by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2681">langchain-ai/langsmith-sdk#2681</a></li>
<li>feat(py): Fix race condition around Claude Agent SDK instrumentation
by <a href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a>
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2685">langchain-ai/langsmith-sdk#2685</a></li>
<li>release(py): 0.7.29 by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2686">langchain-ai/langsmith-sdk#2686</a></li>
</ul>
<p><strong>Full Changelog</strong>: <a
href="https://github.com/langchain-ai/langsmith-sdk/compare/v0.7.28...v0.7.29">https://github.com/langchain-ai/langsmith-sdk/compare/v0.7.28...v0.7.29</a></p>
<h2>v0.7.28</h2>
<h2>What's Changed</h2>
<ul>
<li>feat(py): Support subagent tracing in Claude Agents SDK, fix usage
and duplicate messages by <a
href="https://github.com/jacoblee93"><code>@​jacoblee93</code></a> in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2670">langchain-ai/langsmith-sdk#2670</a></li>
<li>chore(deps-dev): bump the py-minor-and-patch group across 1
directory with 11 updates by <a
href="https://github.com/dependabot"><code>@​dependabot</code></a>[bot]
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2677">langchain-ai/langsmith-sdk#2677</a></li>
<li>chore(deps-dev): bump the js-minor-and-patch group across 1
directory with 8 updates by <a
href="https://github.com/dependabot"><code>@​dependabot</code></a>[bot]
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2667">langchain-ai/langsmith-sdk#2667</a></li>
<li>chore(deps): bump pnpm/action-setup from 4 to 5 by <a
href="https://github.com/dependabot"><code>@​dependabot</code></a>[bot]
in <a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/pull/2658">langchain-ai/langsmith-sdk#2658</a></li>
</ul>
<!-- raw HTML omitted -->
</blockquote>
<p>... (truncated)</p>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/langchain-ai/langsmith-sdk/commit/c434999d05c00334efeba88b8bbd2de9f3afbef6"><code>c434999</code></a>
release(py): 0.7.31 (<a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/issues/2716">#2716</a>)</li>
<li><a
href="https://github.com/langchain-ai/langsmith-sdk/commit/47d7c4a783333e716395d802e7632f1f1b4744d3"><code>47d7c4a</code></a>
feat: Filter kwargs from new token events (<a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/issues/2714">#2714</a>)</li>
<li><a
href="https://github.com/langchain-ai/langsmith-sdk/commit/3c57445b543c9a2f86db52024ea2c998bfc2ffab"><code>3c57445</code></a>
chore(deps-dev): bump rich from 14.3.3 to 15.0.0 in /python (<a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/issues/2708">#2708</a>)</li>
<li><a
href="https://github.com/langchain-ai/langsmith-sdk/commit/2be6cd01a2b6e35e811488d3561e7b0b57b06f63"><code>2be6cd0</code></a>
chore(deps-dev): bump types-psutil from 7.2.2.20260130 to 7.2.2.20260408
in /...</li>
<li><a
href="https://github.com/langchain-ai/langsmith-sdk/commit/b8b6ca32d43c919c07a4e13c99a83bcaab8accb0"><code>b8b6ca3</code></a>
chore(deps-dev): bump the js-minor-and-patch group across 1 directory
with 7 ...</li>
<li><a
href="https://github.com/langchain-ai/langsmith-sdk/commit/9897cb33da7698291637f268edd833ca3e1adde6"><code>9897cb3</code></a>
chore(deps): bump actions/github-script from 8 to 9 (<a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/issues/2706">#2706</a>)</li>
<li><a
href="https://github.com/langchain-ai/langsmith-sdk/commit/572c0184285747e027a796e03ea6c9ba171e09a6"><code>572c018</code></a>
chore(deps-dev): bump <code>@​anthropic-ai/sdk</code> from 0.85.0 to
0.86.0 in /js (<a
href="https://redirect.github.com/langchain-ai/langsmith-sdk/issues/2702">#2702</a>)</li>
<li><a
href="https://github.com/langchain-ai/langsmith-sdk/commit/57447524c88b6bba2775161aa449da32fb8e5c42"><code>5744752</code></a>
chore(deps): bump the py-minor-and-patch group across 1 directory with
10 upd...</li>
<li><a
href="https://github.com/langchain-ai/langsmith-sdk/commit/960cae7f490e9ccbe428e6b56c8047bdb7b942a5"><code>960cae7</code></a>
chore(deps): bump pnpm/action-setup from 5 to 6 (<a
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chore(deps-dev): bump types-tqdm from 4.67.3.20260303 to 4.67.3.20260408
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25470ea435 release(checkpoint): 4.0.2 (#7518)
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9e9783b156 chore(deps): bump pytest from 9.0.2 to 9.0.3 in /libs/prebuilt (#7505)
Bumps [pytest](https://github.com/pytest-dev/pytest) from 9.0.2 to
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<h2>9.0.3</h2>
<h1>pytest 9.0.3 (2026-04-07)</h1>
<h2>Bug fixes</h2>
<ul>
<li>
<p><a
href="https://redirect.github.com/pytest-dev/pytest/issues/12444">#12444</a>:
Fixed <code>pytest.approx</code> which now correctly takes into account
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<p><a
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<p><a
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TOML integer log levels must be quoted: Updating reference
documentation.</li>
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<li><a
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Prepare release version 9.0.3</li>
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Revert &quot;Fix: assertrepr_compare respects dict insertion order (<a
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Merge pull request <a
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Merge pull request <a
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from mitre88/patch-4 (<a
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Add explanation for string context diffs (<a
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3be4e17a08 chore(deps-dev): bump the minor-and-patch group in /libs/prebuilt with 3 updates (#7376)
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Updates `langchain-core` from 1.2.22 to 1.2.23
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fix(langchain): recognize ChatAnthropicVertex in
_get_approximate_token_count...</li>
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chore(langchain): remove unnecessary description for toods list as a
group (#...</li>
<li><a
href="https://github.com/langchain-ai/langchain/commit/494b760028dfedddc1b91ad79f80a05d393d277e"><code>494b760</code></a>
fix(chroma): fix Python 3.14 support in langchain-chroma (<a
href="https://redirect.github.com/langchain-ai/langchain/issues/36199">#36199</a>)</li>
<li><a
href="https://github.com/langchain-ai/langchain/commit/c7a677bba511d7f3f5c36f9384ae6ba150866e04"><code>c7a677b</code></a>
chore(langchain): add async implementation to todolist and test (<a
href="https://redirect.github.com/langchain-ai/langchain/issues/36313">#36313</a>)</li>
<li><a
href="https://github.com/langchain-ai/langchain/commit/03515881176fddba919e3592e0a41cbc9806fdb8"><code>0351588</code></a>
chore: harden language in ci (<a
href="https://redirect.github.com/langchain-ai/langchain/issues/36314">#36314</a>)</li>
<li><a
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chore(langchain): speed up todo list middleware init (<a
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docs: fix grammatical error in development guidelines (<a
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chore: bump requests from 2.32.5 to 2.33.0 in /libs/core (<a
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Updates `ruff` from 0.15.7 to 0.15.8
<details>
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<p><em>Sourced from <a
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<blockquote>
<h2>0.15.8</h2>
<h2>Release Notes</h2>
<p>Released on 2026-03-26.</p>
<h3>Preview features</h3>
<ul>
<li>[<code>ruff</code>] New rule <code>unnecessary-if</code>
(<code>RUF050</code>) (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24114">#24114</a>)</li>
<li>[<code>ruff</code>] New rule <code>useless-finally</code>
(<code>RUF072</code>) (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24165">#24165</a>)</li>
<li>[<code>ruff</code>] New rule <code>f-string-percent-format</code>
(<code>RUF073</code>): warn when using <code>%</code> operator on an
f-string (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24162">#24162</a>)</li>
<li>[<code>pyflakes</code>] Recognize <code>frozendict</code> as a
builtin for Python 3.15+ (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24100">#24100</a>)</li>
</ul>
<h3>Bug fixes</h3>
<ul>
<li>[<code>flake8-async</code>] Use fully-qualified
<code>anyio.lowlevel</code> import in autofix (<code>ASYNC115</code>)
(<a
href="https://redirect.github.com/astral-sh/ruff/pull/24166">#24166</a>)</li>
<li>[<code>flake8-bandit</code>] Check tuple arguments for partial paths
in <code>S607</code> (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24080">#24080</a>)</li>
<li>[<code>pyflakes</code>] Skip <code>undefined-name</code>
(<code>F821</code>) for conditionally deleted variables (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24088">#24088</a>)</li>
<li><code>E501</code>/<code>W505</code>/formatter: Exclude nested pragma
comments from line width calculation (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24071">#24071</a>)</li>
<li>Fix <code>%foo?</code> parsing in IPython assignment expressions (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24152">#24152</a>)</li>
<li><code>analyze graph</code>: resolve string imports that reference
attributes, not just modules (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24058">#24058</a>)</li>
</ul>
<h3>Rule changes</h3>
<ul>
<li>[<code>eradicate</code>] ignore <code>ty: ignore</code> comments in
<code>ERA001</code> (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24192">#24192</a>)</li>
<li>[<code>flake8-bandit</code>] Treat <code>sys.executable</code> as
trusted input in <code>S603</code> (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24106">#24106</a>)</li>
<li>[<code>flake8-self</code>] Recognize <code>Self</code> annotation
and <code>self</code> assignment in <code>SLF001</code> (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24144">#24144</a>)</li>
<li>[<code>pyflakes</code>] <code>F507</code>: Fix false negative for
non-tuple RHS in <code>%</code>-formatting (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24142">#24142</a>)</li>
<li>[<code>refurb</code>] Parenthesize generator arguments in
<code>FURB142</code> fixer (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24200">#24200</a>)</li>
</ul>
<h3>Performance</h3>
<ul>
<li>Speed up diagnostic rendering (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24146">#24146</a>)</li>
</ul>
<h3>Server</h3>
<ul>
<li>Warn when Markdown files are skipped due to preview being disabled
(<a
href="https://redirect.github.com/astral-sh/ruff/pull/24150">#24150</a>)</li>
</ul>
<h3>Documentation</h3>
<ul>
<li>Clarify <code>extend-ignore</code> and <code>extend-select</code>
settings documentation (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24064">#24064</a>)</li>
<li>Mention AI policy in PR template (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24198">#24198</a>)</li>
</ul>
<h3>Other changes</h3>
<ul>
<li>Use trusted publishing for NPM packages (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24171">#24171</a>)</li>
</ul>
<h3>Contributors</h3>
<ul>
<li><a href="https://github.com/bitloi"><code>@​bitloi</code></a></li>
<li><a href="https://github.com/Sim-hu"><code>@​Sim-hu</code></a></li>
</ul>
<!-- raw HTML omitted -->
</blockquote>
<p>... (truncated)</p>
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<details>
<summary>Changelog</summary>
<p><em>Sourced from <a
href="https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md">ruff's
changelog</a>.</em></p>
<blockquote>
<h2>0.15.8</h2>
<p>Released on 2026-03-26.</p>
<h3>Preview features</h3>
<ul>
<li>[<code>ruff</code>] New rule <code>unnecessary-if</code>
(<code>RUF050</code>) (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24114">#24114</a>)</li>
<li>[<code>ruff</code>] New rule <code>useless-finally</code>
(<code>RUF072</code>) (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24165">#24165</a>)</li>
<li>[<code>ruff</code>] New rule <code>f-string-percent-format</code>
(<code>RUF073</code>): warn when using <code>%</code> operator on an
f-string (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24162">#24162</a>)</li>
<li>[<code>pyflakes</code>] Recognize <code>frozendict</code> as a
builtin for Python 3.15+ (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24100">#24100</a>)</li>
</ul>
<h3>Bug fixes</h3>
<ul>
<li>[<code>flake8-async</code>] Use fully-qualified
<code>anyio.lowlevel</code> import in autofix (<code>ASYNC115</code>)
(<a
href="https://redirect.github.com/astral-sh/ruff/pull/24166">#24166</a>)</li>
<li>[<code>flake8-bandit</code>] Check tuple arguments for partial paths
in <code>S607</code> (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24080">#24080</a>)</li>
<li>[<code>pyflakes</code>] Skip <code>undefined-name</code>
(<code>F821</code>) for conditionally deleted variables (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24088">#24088</a>)</li>
<li><code>E501</code>/<code>W505</code>/formatter: Exclude nested pragma
comments from line width calculation (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24071">#24071</a>)</li>
<li>Fix <code>%foo?</code> parsing in IPython assignment expressions (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24152">#24152</a>)</li>
<li><code>analyze graph</code>: resolve string imports that reference
attributes, not just modules (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24058">#24058</a>)</li>
</ul>
<h3>Rule changes</h3>
<ul>
<li>[<code>eradicate</code>] ignore <code>ty: ignore</code> comments in
<code>ERA001</code> (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24192">#24192</a>)</li>
<li>[<code>flake8-bandit</code>] Treat <code>sys.executable</code> as
trusted input in <code>S603</code> (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24106">#24106</a>)</li>
<li>[<code>flake8-self</code>] Recognize <code>Self</code> annotation
and <code>self</code> assignment in <code>SLF001</code> (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24144">#24144</a>)</li>
<li>[<code>pyflakes</code>] <code>F507</code>: Fix false negative for
non-tuple RHS in <code>%</code>-formatting (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24142">#24142</a>)</li>
<li>[<code>refurb</code>] Parenthesize generator arguments in
<code>FURB142</code> fixer (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24200">#24200</a>)</li>
</ul>
<h3>Performance</h3>
<ul>
<li>Speed up diagnostic rendering (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24146">#24146</a>)</li>
</ul>
<h3>Server</h3>
<ul>
<li>Warn when Markdown files are skipped due to preview being disabled
(<a
href="https://redirect.github.com/astral-sh/ruff/pull/24150">#24150</a>)</li>
</ul>
<h3>Documentation</h3>
<ul>
<li>Clarify <code>extend-ignore</code> and <code>extend-select</code>
settings documentation (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24064">#24064</a>)</li>
<li>Mention AI policy in PR template (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24198">#24198</a>)</li>
</ul>
<h3>Other changes</h3>
<ul>
<li>Use trusted publishing for NPM packages (<a
href="https://redirect.github.com/astral-sh/ruff/pull/24171">#24171</a>)</li>
</ul>
<h3>Contributors</h3>
<ul>
<li><a href="https://github.com/bitloi"><code>@​bitloi</code></a></li>
<li><a href="https://github.com/Sim-hu"><code>@​Sim-hu</code></a></li>
<li><a
href="https://github.com/mvanhorn"><code>@​mvanhorn</code></a></li>
</ul>
<!-- raw HTML omitted -->
</blockquote>
<p>... (truncated)</p>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/astral-sh/ruff/commit/c2a8815842f9dc5d24ec19385eae0f1a7188b0d9"><code>c2a8815</code></a>
Release 0.15.8 (<a
href="https://redirect.github.com/astral-sh/ruff/issues/24217">#24217</a>)</li>
<li><a
href="https://github.com/astral-sh/ruff/commit/d444d52e2b9cc8bc9a078c2bd4ff6ff993290209"><code>d444d52</code></a>
[ty] Infer lambda expressions with <code>Callable</code> type context
(<a
href="https://redirect.github.com/astral-sh/ruff/issues/22633">#22633</a>)</li>
<li><a
href="https://github.com/astral-sh/ruff/commit/9622285ed0081fc688149f6efca87f127d9b18dd"><code>9622285</code></a>
[ty] Autocomplete arguments if in arguments node (<a
href="https://redirect.github.com/astral-sh/ruff/issues/24167">#24167</a>)</li>
<li><a
href="https://github.com/astral-sh/ruff/commit/d81266252aaf0820346d55edbed79c4f25ba13d2"><code>d812662</code></a>
Use the <code>release</code> environment in <code>publish-docs</code>
(<a
href="https://redirect.github.com/astral-sh/ruff/issues/24214">#24214</a>)</li>
<li><a
href="https://github.com/astral-sh/ruff/commit/eda2355832f7a9c58aef6febd3e061dc9c87509a"><code>eda2355</code></a>
[ty] Show <code>Final</code> source in final assignment diagnostic (<a
href="https://redirect.github.com/astral-sh/ruff/issues/24194">#24194</a>)</li>
<li><a
href="https://github.com/astral-sh/ruff/commit/929eb5238c82bfadad4549ff526f02efc0163dd0"><code>929eb52</code></a>
[ty] Enforce Final attribute assignment rules for annotated and
augmented wri...</li>
<li><a
href="https://github.com/astral-sh/ruff/commit/34998be22ec3a77d398bbd55234ef8740f768329"><code>34998be</code></a>
[ty] Fix typo in comment (<a
href="https://redirect.github.com/astral-sh/ruff/issues/24211">#24211</a>)</li>
<li><a
href="https://github.com/astral-sh/ruff/commit/560aca0b2828ee2ff1b4bcc5c5ef1ef4ced229d2"><code>560aca0</code></a>
[ty] Minor simplifications to some benchmark code (<a
href="https://redirect.github.com/astral-sh/ruff/issues/24209">#24209</a>)</li>
<li><a
href="https://github.com/astral-sh/ruff/commit/683bae512d03d3727a7bcdbc5a0170dafa049583"><code>683bae5</code></a>
[ty] Track non-terminal-call constraints in global scope (<a
href="https://redirect.github.com/astral-sh/ruff/issues/23245">#23245</a>)</li>
<li><a
href="https://github.com/astral-sh/ruff/commit/4704c2a4ff3dde2fd29324346720e9516b4fe387"><code>4704c2a</code></a>
[ty] Remove unnecessary intermediate collection in
`StaticClassLiteral::field...</li>
<li>Additional commits viewable in <a
href="https://github.com/astral-sh/ruff/compare/0.15.7...0.15.8">compare
view</a></li>
</ul>
</details>
<br />

Updates `mypy` from 1.19.1 to 1.20.0
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a
href="https://github.com/python/mypy/blob/master/CHANGELOG.md">mypy's
changelog</a>.</em></p>
<blockquote>
<h1>Mypy Release Notes</h1>
<h2>Next Release</h2>
<h2>Mypy 1.20</h2>
<p>We’ve just uploaded mypy 1.20.0 to the Python Package Index (<a
href="https://pypi.org/project/mypy/">PyPI</a>).
Mypy is a static type checker for Python. This release includes new
features, performance
improvements and bug fixes. You can install it as follows:</p>
<pre><code>python3 -m pip install -U mypy
</code></pre>
<p>You can read the full documentation for this release on <a
href="http://mypy.readthedocs.io">Read the Docs</a>.</p>
<h3>Planned Changes to Defaults and Flags in Mypy 2.0</h3>
<p>As a reminder, we are planning to enable
<code>--local-partial-types</code> by default in mypy 2.0, which
will likely be the next feature release. This will often require at
least minor code changes. This
option is implicitly enabled by mypy daemon, so this makes the behavior
of daemon and non-daemon
modes consistent.</p>
<p>Note that this release improves the compatibility of
<code>--local-partial-types</code> significantly to
make the switch easier (see below for more).</p>
<p>This can also be configured in a mypy configuration file (use
<code>False</code> to disable):</p>
<pre><code>local_partial_types = True
</code></pre>
<p>For more information, refer to the
<a
href="https://mypy.readthedocs.io/en/stable/command_line.html#cmdoption-mypy-local-partial-types">documentation</a>.</p>
<p>We will also enable <code>--strict-bytes</code> by default in mypy
2.0. This usually requires at most
minor code changes to adopt. For more information, refer to the
<a
href="https://mypy.readthedocs.io/en/stable/command_line.html#cmdoption-mypy-strict-bytes">documentation</a>.</p>
<p>Finally, <code>--allow-redefinition-new</code> will be renamed to
<code>--allow-redefinition</code>. If you want
to continue using the older <code>--allow-redefinition</code> semantics
which are less flexible (e.g.
limited support for conditional redefinitions), you can switch to
<code>--allow-redefinition-old</code>,
which is currently supported as an alias to the legacy
<code>--allow-redefinition</code> behavior.
To use <code>--allow-redefinition</code> in the upcoming mypy 2.0, you
can't use <code>--no-local-partial-types</code>.
For more information, refer to the
<a
href="https://mypy.readthedocs.io/en/stable/command_line.html#cmdoption-mypy-allow-redefinition-new">documentation</a>.</p>
<h3>Better Type Narrowing</h3>
<p>Mypy's implementation of narrowing has been substantially reworked.
Mypy will now narrow more
aggressively, more consistently, and more correctly. In particular, you
are likely to notice new
narrowing behavior in equality expressions (<code>==</code>),
containment expressions (<code>in</code>),</p>
<!-- raw HTML omitted -->
</blockquote>
<p>... (truncated)</p>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/python/mypy/commit/770d3ca4997032dc3a1c4f0b468e9f58e8f38505"><code>770d3ca</code></a>
Remove +dev from version</li>
<li><a
href="https://github.com/python/mypy/commit/4738ffafc56a0d175cba06e893ffa62e756fc7e0"><code>4738ffa</code></a>
Changelog updates for 1.20 (<a
href="https://redirect.github.com/python/mypy/issues/21109">#21109</a>)</li>
<li><a
href="https://github.com/python/mypy/commit/b4f07a717c3a239a9c77808c5550fff5f2638c96"><code>b4f07a7</code></a>
Use 'native-parser' instead of 'native-parse' for optional dependency
(<a
href="https://redirect.github.com/python/mypy/issues/21115">#21115</a>)</li>
<li><a
href="https://github.com/python/mypy/commit/7bec7b7f791790b1c925cdcc573ced564fbbf065"><code>7bec7b7</code></a>
[mypyc] Document librt and librt.base64 (<a
href="https://redirect.github.com/python/mypy/issues/21114">#21114</a>)</li>
<li><a
href="https://github.com/python/mypy/commit/c4825969450385cf3eb91a4fc02f273b369bc301"><code>c482596</code></a>
--allow-redefinition-new is no longer experimental (<a
href="https://redirect.github.com/python/mypy/issues/21110">#21110</a>)</li>
<li><a
href="https://github.com/python/mypy/commit/c916ca3fa79d9324dcbe130b18e24e2b5e2d1eb5"><code>c916ca3</code></a>
sdist: include <code>misc/{diff-cache,apply-cache-diff}.py</code> for
`mypy/test/test_di...</li>
<li><a
href="https://github.com/python/mypy/commit/b137e4ed41d6178f6dbd0e609db56b8c1ad5384a"><code>b137e4e</code></a>
[mypyc] Speed up native-to-native imports within the same group (<a
href="https://redirect.github.com/python/mypy/issues/21101">#21101</a>)</li>
<li><a
href="https://github.com/python/mypy/commit/978b711c21adadf5dae4db80127ddf270d79af5f"><code>978b711</code></a>
[mypyc] Fix range loop variable off-by-one after loop exit (<a
href="https://redirect.github.com/python/mypy/issues/21098">#21098</a>)</li>
<li><a
href="https://github.com/python/mypy/commit/67ada30918d1a32e1935e9ac468113e0aa002b79"><code>67ada30</code></a>
[stubtest] Check runtime availability of private types not marked
`@type_chec...</li>
<li><a
href="https://github.com/python/mypy/commit/bdef6ef8734af07cab1bf0acadc1d8ab9add93c3"><code>bdef6ef</code></a>
librt cache tests: build respecting MYPY_TEST_PREFIX (<a
href="https://redirect.github.com/python/mypy/issues/21097">#21097</a>)</li>
<li>Additional commits viewable in <a
href="https://github.com/python/mypy/compare/v1.19.1...v1.20.0">compare
view</a></li>
</ul>
</details>
<br />


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2026-04-03 19:17:42 -07:00
Sydney RunkleandGitHub c3ba590079 release: langgraph 1.1.6 (#7407) 2026-04-03 14:57:24 -04:00
Sydney RunkleandGitHub 4705248c5b release: prebuilt 1.0.9 and langgraph 1.1.5 (#7401) 2026-04-03 14:01:24 +00:00
Sydney RunkleandGitHub 39288e6111 feat: enhance runtime w/ more execution information (#7363)
## Summary

Enhances `ExecutionInfo` and `Runtime` to surface richer execution
context and introduces `ServerInfo` for LangGraph Server metadata.

### `ExecutionInfo` expansion

Converted from `NamedTuple` to a frozen `dataclass`. Added identity
fields populated during task preparation in `_algo.py`:

| Field | Type | Default | Description |
|-------|------|---------|-------------|
| `checkpoint_id` | `str` | required | Checkpoint ID for the current
execution |
| `checkpoint_ns` | `str` | required | Checkpoint namespace for the
current execution |
| `task_id` | `str` | required | Task ID for the current execution |
| `thread_id` | `str \| None` | `None` | Thread ID (None without a
checkpointer) |
| `run_id` | `str \| None` | `None` | Run ID (None when not provided in
config) |
| `node_attempt` | `int` | `1` | Current node execution attempt number
(1-indexed) |
| `node_first_attempt_time` | `float \| None` | `None` | Unix timestamp
for when the first attempt started |

`checkpoint_id`, `checkpoint_ns`, and `task_id` are required (no
defaults) — they are always populated during task preparation in
`_algo.py`. `Runtime.execution_info` is `None` until that point.

### New `ServerInfo` type

Frozen dataclass with `assistant_id: str`, `graph_id: str`, and optional
`user: BaseUser | None`. Populated from config metadata (`assistant_id`,
`graph_id`) and `configurable["langgraph_auth_user"]` via
`_build_server_info()` in `pregel/main.py`.

User detection uses `isinstance(BaseUser)` with a `hasattr("identity")`
fallback — needed because the server's `ProxyUser` provides
`permissions` via `__getattr__`, which Python's `runtime_checkable`
Protocol check doesn't see.

### `Runtime` changes

- `execution_info` is now `ExecutionInfo | None` (default `None`), set
during task prep
- Added `server_info: ServerInfo | None` field, wired through `merge()`
and `override()`

### `ToolNode` / `ToolRuntime` forwarding

`execution_info` and `server_info` are forwarded from `Runtime` to
`ToolRuntime` so tools can access execution and server context.

### New public API surface

```python
from langgraph.runtime import BaseUser, ExecutionInfo, Runtime, ServerInfo, get_runtime
```

## Test plan

- [x] `ExecutionInfo` defaults, patch, and frozen behavior
- [x] Integration tests verifying identity fields are populated in sync
and async execution
- [x] Retry tests confirming identity fields persist and `node_attempt`
increments
- [x] `ServerInfo` construction, frozen behavior, and `Runtime.merge`
precedence
- [x] `server_info` populated from config metadata and
`langgraph_auth_user` (including starlette-style proxy user)
- [x] `server_info` is `None` when no server metadata present
- [x] `ToolRuntime` forwarding of `execution_info` and `server_info`

🤖 Generated with [Claude Code](https://claude.com/claude-code)
2026-04-02 19:38:03 +00:00