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sdk-py: Add Sequence[dict] type to values param type for update_state() #2054

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Oct 8, 2024
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sdk-py: Add Sequence[dict] type to values param type for update_state() #2054

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4 changes: 2 additions & 2 deletions libs/sdk-py/langgraph_sdk/client.py
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
"""The LangGraph client implementations connect to the LangGraph API.

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GitHub Actions / benchmark

Benchmark results 

.........................................
fanout_to_subgraph_10x: Mean +- std dev: 49.8 ms +- 1.0 ms
.........................................
fanout_to_subgraph_10x_sync: Mean +- std dev: 45.0 ms +- 0.8 ms
.........................................
fanout_to_subgraph_10x_checkpoint: Mean +- std dev: 70.4 ms +- 1.8 ms
.........................................
fanout_to_subgraph_10x_checkpoint_sync: Mean +- std dev: 73.8 ms +- 0.9 ms
.........................................
fanout_to_subgraph_100x: Mean +- std dev: 500 ms +- 20 ms
.........................................
fanout_to_subgraph_100x_sync: Mean +- std dev: 432 ms +- 7 ms
.........................................
fanout_to_subgraph_100x_checkpoint: Mean +- std dev: 733 ms +- 43 ms
.........................................
fanout_to_subgraph_100x_checkpoint_sync: Mean +- std dev: 727 ms +- 12 ms
.........................................
react_agent_10x: Mean +- std dev: 28.5 ms +- 0.7 ms
.........................................
react_agent_10x_sync: Mean +- std dev: 20.5 ms +- 0.1 ms
.........................................
react_agent_10x_checkpoint: Mean +- std dev: 44.7 ms +- 3.9 ms
.........................................
react_agent_10x_checkpoint_sync: Mean +- std dev: 34.8 ms +- 3.4 ms
.........................................
react_agent_100x: Mean +- std dev: 314 ms +- 7 ms
.........................................
react_agent_100x_sync: Mean +- std dev: 246 ms +- 2 ms
.........................................
react_agent_100x_checkpoint: Mean +- std dev: 832 ms +- 20 ms
.........................................
react_agent_100x_checkpoint_sync: Mean +- std dev: 744 ms +- 14 ms
.........................................
wide_state_25x300: Mean +- std dev: 18.7 ms +- 0.4 ms
.........................................
wide_state_25x300_sync: Mean +- std dev: 11.1 ms +- 0.1 ms
.........................................
wide_state_25x300_checkpoint: Mean +- std dev: 237 ms +- 9 ms
.........................................
wide_state_25x300_checkpoint_sync: Mean +- std dev: 239 ms +- 16 ms
.........................................
wide_state_15x600: Mean +- std dev: 21.7 ms +- 0.5 ms
.........................................
wide_state_15x600_sync: Mean +- std dev: 12.9 ms +- 0.2 ms
.........................................
wide_state_15x600_checkpoint: Mean +- std dev: 417 ms +- 12 ms
.........................................
wide_state_15x600_checkpoint_sync: Mean +- std dev: 418 ms +- 17 ms
.........................................
wide_state_9x1200: Mean +- std dev: 22.0 ms +- 0.5 ms
.........................................
wide_state_9x1200_sync: Mean +- std dev: 12.9 ms +- 0.1 ms
.........................................
wide_state_9x1200_checkpoint: Mean +- std dev: 266 ms +- 8 ms
.........................................
wide_state_9x1200_checkpoint_sync: Mean +- std dev: 266 ms +- 17 ms

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Comparison against main 

+-----------------------------------------+---------+-----------------------+
| Benchmark                               | main    | changes               |
+=========================================+=========+=======================+
| fanout_to_subgraph_10x                  | 51.4 ms | 49.8 ms: 1.03x faster |
+-----------------------------------------+---------+-----------------------+
| react_agent_10x_sync                    | 20.7 ms | 20.5 ms: 1.01x faster |
+-----------------------------------------+---------+-----------------------+
| wide_state_15x600_sync                  | 13.1 ms | 12.9 ms: 1.01x faster |
+-----------------------------------------+---------+-----------------------+
| wide_state_25x300_sync                  | 11.2 ms | 11.1 ms: 1.01x faster |
+-----------------------------------------+---------+-----------------------+
| wide_state_15x600                       | 21.9 ms | 21.7 ms: 1.01x faster |
+-----------------------------------------+---------+-----------------------+
| react_agent_100x_checkpoint_sync        | 750 ms  | 744 ms: 1.01x faster  |
+-----------------------------------------+---------+-----------------------+
| react_agent_100x                        | 316 ms  | 314 ms: 1.01x faster  |
+-----------------------------------------+---------+-----------------------+
| react_agent_100x_sync                   | 247 ms  | 246 ms: 1.01x faster  |
+-----------------------------------------+---------+-----------------------+
| fanout_to_subgraph_10x_checkpoint_sync  | 74.2 ms | 73.8 ms: 1.01x faster |
+-----------------------------------------+---------+-----------------------+
| react_agent_100x_checkpoint             | 837 ms  | 832 ms: 1.01x faster  |
+-----------------------------------------+---------+-----------------------+
| wide_state_9x1200_sync                  | 13.0 ms | 12.9 ms: 1.00x faster |
+-----------------------------------------+---------+-----------------------+
| wide_state_9x1200                       | 21.9 ms | 22.0 ms: 1.01x slower |
+-----------------------------------------+---------+-----------------------+
| fanout_to_subgraph_100x_checkpoint_sync | 715 ms  | 727 ms: 1.02x slower  |
+-----------------------------------------+---------+-----------------------+
| fanout_to_subgraph_100x                 | 488 ms  | 500 ms: 1.02x slower  |
+-----------------------------------------+---------+-----------------------+
| fanout_to_subgraph_100x_checkpoint      | 708 ms  | 733 ms: 1.04x slower  |
+-----------------------------------------+---------+-----------------------+
| Geometric mean                          | (ref)   | 1.00x faster          |
+-----------------------------------------+---------+-----------------------+

Benchmark hidden because not significant (13): wide_state_9x1200_checkpoint_sync, wide_state_25x300_checkpoint, wide_state_25x300, wide_state_9x1200_checkpoint, react_agent_10x, wide_state_15x600_checkpoint, react_agent_10x_checkpoint, wide_state_25x300_checkpoint_sync, react_agent_10x_checkpoint_sync, wide_state_15x600_checkpoint_sync, fanout_to_subgraph_100x_sync, fanout_to_subgraph_10x_sync, fanout_to_subgraph_10x_checkpoint

This module provides both asynchronous (LangGraphClient) and synchronous (SyncLanggraphClient)
clients to interacting with the LangGraph API's core resources such as
Expand Down Expand Up @@ -1056,7 +1056,7 @@
async def update_state(
self,
thread_id: str,
values: dict,
values: Optional[Union[dict, Sequence[dict]]],
*,
as_node: Optional[str] = None,
checkpoint: Optional[Checkpoint] = None,
Expand Down Expand Up @@ -3117,7 +3117,7 @@
def update_state(
self,
thread_id: str,
values: dict,
values: Optional[Union[dict, Sequence[dict]]],
*,
as_node: Optional[str] = None,
checkpoint: Optional[Checkpoint] = None,
Expand Down
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