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2026-09-18 15:50:13 +02:00 · 2025-07-31 19:46:04 +00:00 · 2025-07-31 19:43:23 +00:00 · 2025-07-31 19:42:37 +00:00 · 2025-07-31 19:42:17 +00:00 · 2025-07-31 19:41:37 +00:00
1 changed files with 6 additions and 5 deletions
@@ -34,7 +34,7 @@ from langchain_core.runnables import (
 )
 from langchain_core.tools import BaseTool
 from pydantic import BaseModel
-from typing_extensions import Annotated, TypedDict
+from typing_extensions import Annotated, NotRequired, TypedDict

 from langgraph._internal._runnable import RunnableCallable, RunnableLike
 from langgraph._internal._typing import MISSING
@@ -65,9 +65,9 @@ class AgentState(TypedDict):

    messages: Annotated[Sequence[BaseMessage], add_messages]

-    is_last_step: IsLastStep
+    is_last_step: NotRequired[IsLastStep]

-    remaining_steps: RemainingSteps
+    remaining_steps: NotRequired[RemainingSteps]


 class AgentStatePydantic(BaseModel):
@@ -76,6 +76,7 @@ class AgentStatePydantic(BaseModel):
    messages: Annotated[Sequence[BaseMessage], add_messages]

    remaining_steps: RemainingSteps = 25
+    is_last_step: Optional[bool] = None


 class AgentStateWithStructuredResponse(AgentState):
@@ -391,7 +392,7 @@ def create_react_agent(
            !!! Note
                Only available with `version="v2"`.
        state_schema: An optional state schema that defines graph state.
-            Must have `messages` and `remaining_steps` keys.
+            Must have `messages` key. May optionally have `remaining_steps` and `is_last_step` keys.
            Defaults to `AgentState` that defines those two keys.
        context_schema: An optional schema for runtime context.
        checkpointer: An optional checkpoint saver object. This is used for persisting
@@ -482,7 +483,7 @@ def create_react_agent(
        )

    if state_schema is not None:
-        required_keys = {"messages", "remaining_steps"}
+        required_keys = {"messages"}
        if response_format is not None:
            required_keys.add("structured_response")
Author	SHA1	Message	Date
open-swe[bot]	bb2732da60	Empty commit to trigger CI	2025-07-31 19:46:04 +00:00
open-swe[bot]	50b6c7a3fc	Apply patch [skip ci]	2025-07-31 19:43:23 +00:00
open-swe[bot]	01eba2c388	Apply patch [skip ci]	2025-07-31 19:42:37 +00:00
open-swe[bot]	82c093b1ce	Apply patch [skip ci]	2025-07-31 19:42:17 +00:00
open-swe[bot]	75721915ca	Apply patch [skip ci]	2025-07-31 19:41:37 +00:00
open-swe[bot]	67d612cb09	Apply patch [skip ci]	2025-07-31 19:40:33 +00:00
open-swe[bot]	da82697813	Apply patch [skip ci]	2025-07-31 19:40:03 +00:00
open-swe[bot]	a986ce9b6c	Apply patch [skip ci]	2025-07-31 19:39:26 +00:00