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checkpoint: update docstrings for checkpoint libraries (#1277)

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This commit is contained in:
Vadym Barda
2024-08-08 16:26:16 +00:00
committed by GitHub
parent a16f86b5bd
commit 71ce07d971
6 changed files with 176 additions and 20 deletions
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libs/checkpoint-sqlite/langgraph/checkpoint/sqlite/__init__.py
+8 -7
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@@ -176,7 +176,7 @@ class SqliteSaver(BaseCheckpointSaver):
This method retrieves a checkpoint tuple from the SQLite database based on the
provided config. If the config contains a "checkpoint_id" key, the checkpoint with
the matching thread ID and timestamp is retrieved. Otherwise, the latest checkpoint
the matching thread ID and checkpoint ID is retrieved. Otherwise, the latest checkpoint
for the given thread ID is retrieved.
Args:
@@ -193,12 +193,12 @@ class SqliteSaver(BaseCheckpointSaver):
>>> print(checkpoint_tuple)
CheckpointTuple(...)
With timestamp:
With checkpoint ID:
>>> config = {
... "configurable": {
... "thread_id": "1",
... "checkpoint_ns": "",
... "checkpoint_ns": "",
... "checkpoint_id": "1ef4f797-8335-6428-8001-8a1503f9b875",
... }
... }
@@ -283,12 +283,12 @@ class SqliteSaver(BaseCheckpointSaver):
"""List checkpoints from the database.
This method retrieves a list of checkpoint tuples from the SQLite database based
on the provided config. The checkpoints are ordered by timestamp in descending order.
on the provided config. The checkpoints are ordered by checkpoint ID in descending order (newest first).
Args:
config (RunnableConfig): The config to use for listing the checkpoints.
filter (Optional[Dict[str, Any]]): Additional filtering criteria for metadata. Defaults to None.
before (Optional[RunnableConfig]): If provided, only checkpoints before the specified timestamp are returned. Defaults to None.
before (Optional[RunnableConfig]): If provided, only checkpoints before the specified checkpoint ID are returned. Defaults to None.
limit (Optional[int]): The maximum number of checkpoints to return. Defaults to None.
Yields:
@@ -367,10 +367,11 @@ class SqliteSaver(BaseCheckpointSaver):
Args:
config (RunnableConfig): The config to associate with the checkpoint.
checkpoint (Checkpoint): The checkpoint to save.
metadata (Optional[dict[str, Any]]): Additional metadata to save with the checkpoint. Defaults to None.
metadata (CheckpointMetadata): Additional metadata to save with the checkpoint.
new_versions (ChannelVersions): New channel versions as of this write.
Returns:
RunnableConfig: The updated config containing the saved checkpoint's timestamp.
RunnableConfig: Updated configuration after storing the checkpoint.
Examples: