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langgraph: use correct logic for binding tools in prebuilt agent (#1927)

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Vadym Barda
2024-09-30 22:22:48 +00:00
committed by GitHub
parent da935e7805
commit a9df3a3515
1 changed files with 3 additions and 3 deletions
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libs/langgraph/langgraph/prebuilt/chat_agent_executor.py
+3 -3
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@@ -122,10 +122,10 @@ def _get_model_preprocessing_runnable(
def _should_bind_tools(model: LanguageModelLike, tools: Sequence[BaseTool]) -> bool:
if not isinstance(model, RunnableBinding):
return False
return True
if "tools" not in model.kwargs:
return False
return True
bound_tools = model.kwargs["tools"]
if len(tools) != len(bound_tools):
@@ -151,7 +151,7 @@ def _should_bind_tools(model: LanguageModelLike, tools: Sequence[BaseTool]) -> b
if missing_tools := tool_names - bound_tool_names:
raise ValueError(f"Missing tools '{missing_tools}' in the model.bind_tools()")
return True
return False
@deprecated_parameter("messages_modifier", "0.1.9", "state_modifier", removal="0.3.0")