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Preparation for 0.5 release: langgraph-checkpoint (#5124)

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Prepare langgraph-checkpoint for 0.5

- Given we have no upper bound on langgraph-checkpoint dep need to undo all changes in langgraph-checkpoint that might break previous versions of langgraph
This commit is contained in:
Nuno Campos
2025-06-16 21:57:11 +00:00
committed by GitHub
parent 4fec8e9dec
commit 1134017d07
22 changed files with 109 additions and 219 deletions
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libs/checkpoint-postgres/langgraph/checkpoint/postgres/base.py
+2 -2
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@@ -168,7 +168,7 @@ class BasePostgresSaver(BaseCheckpointSaver[str]):
checkpoint["channel_versions"][TASKS] = (
max(checkpoint["channel_versions"].values())
if checkpoint["channel_versions"]
else self.get_next_version(None)
else self.get_next_version(None, None)
)
def _load_blobs(
@@ -246,7 +246,7 @@ class BasePostgresSaver(BaseCheckpointSaver[str]):
for idx, (channel, value) in enumerate(writes)
]
def get_next_version(self, current: str | None) -> str:
def get_next_version(self, current: str | None, channel: None) -> str:
if current is None:
current_v = 0
elif isinstance(current, int):