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invoke() — langchain Function Reference

Architecture documentation for the invoke() function in test_summarization.py from the langchain codebase.

Function python LangChainCore Runnables calls 1 called by 3

Entity Profile

Dependency Diagram

graph TD
  e2eebc26_55e4_d579_e031_4afa56f0e222["invoke()"]
  0046c1d9_5751_2342_39c7_f6d868ce1c43["MockChatModel"]
  e2eebc26_55e4_d579_e031_4afa56f0e222 -->|defined in| 0046c1d9_5751_2342_39c7_f6d868ce1c43
  c49089c8_931c_e6d8_8582_db983175c0ff["invoke()"]
  c49089c8_931c_e6d8_8582_db983175c0ff -->|calls| e2eebc26_55e4_d579_e031_4afa56f0e222
  359a353f_4bf3_1037_db4c_f543a1cea836["invoke()"]
  359a353f_4bf3_1037_db4c_f543a1cea836 -->|calls| e2eebc26_55e4_d579_e031_4afa56f0e222
  f00fe945_b7dd_cd72_89c8_8283eff79962["test_summarization_middleware_summary_creation()"]
  f00fe945_b7dd_cd72_89c8_8283eff79962 -->|calls| e2eebc26_55e4_d579_e031_4afa56f0e222
  c49089c8_931c_e6d8_8582_db983175c0ff["invoke()"]
  e2eebc26_55e4_d579_e031_4afa56f0e222 -->|calls| c49089c8_931c_e6d8_8582_db983175c0ff
  style e2eebc26_55e4_d579_e031_4afa56f0e222 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain_v1/tests/unit_tests/agents/middleware/implementations/test_summarization.py lines 39–47

    def invoke(
        self,
        input: LanguageModelInput,
        config: RunnableConfig | None = None,
        *,
        stop: list[str] | None = None,
        **kwargs: Any,
    ) -> AIMessage:
        return AIMessage(content="Generated summary")

Domain

Subdomains

Defined In

Calls

Called By

Source

Frequently Asked Questions

What does invoke() do?
invoke() is a function in the langchain codebase, defined in libs/langchain_v1/tests/unit_tests/agents/middleware/implementations/test_summarization.py.
Where is invoke() defined?
invoke() is defined in libs/langchain_v1/tests/unit_tests/agents/middleware/implementations/test_summarization.py at line 39.
What does invoke() call?
invoke() calls 1 function(s): invoke.
What calls invoke()?
invoke() is called by 3 function(s): invoke, invoke, test_summarization_middleware_summary_creation.

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