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test_runnable_get_graph_with_invalid_output_type() — langchain Function Reference

Architecture documentation for the test_runnable_get_graph_with_invalid_output_type() function in test_graph.py from the langchain codebase.

Function python LangChainCore Runnables calls 2

Entity Profile

Dependency Diagram

graph TD
  747dd2e6_df85_1ba1_058b_f5e62cb41ed0["test_runnable_get_graph_with_invalid_output_type()"]
  83e2cebc_592b_5a1b_c581_48dfbd3d53cf["test_graph.py"]
  747dd2e6_df85_1ba1_058b_f5e62cb41ed0 -->|defined in| 83e2cebc_592b_5a1b_c581_48dfbd3d53cf
  f0f16f76_d5a3_a8c0_dfd1_2b66ac590934["OutputType()"]
  747dd2e6_df85_1ba1_058b_f5e62cb41ed0 -->|calls| f0f16f76_d5a3_a8c0_dfd1_2b66ac590934
  e6d7076f_a543_5364_c1be_df868822d0e8["invoke()"]
  747dd2e6_df85_1ba1_058b_f5e62cb41ed0 -->|calls| e6d7076f_a543_5364_c1be_df868822d0e8
  style 747dd2e6_df85_1ba1_058b_f5e62cb41ed0 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/tests/unit_tests/runnables/test_graph.py lines 500–522

def test_runnable_get_graph_with_invalid_output_type() -> None:
    """Test that error is't raised when getting graph with invalid output type."""

    class InvalidOutputTypeRunnable(Runnable[int, int]):
        @property
        @override
        def OutputType(self) -> type:
            raise TypeError

        @override
        def invoke(
            self,
            input: int,
            config: RunnableConfig | None = None,
            **kwargs: Any,
        ) -> int:
            return input

    runnable = InvalidOutputTypeRunnable()
    # check whether runnable.invoke works
    assert runnable.invoke(1) == 1
    # check whether runnable.get_graph works
    runnable.get_graph()

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Source

Frequently Asked Questions

What does test_runnable_get_graph_with_invalid_output_type() do?
test_runnable_get_graph_with_invalid_output_type() is a function in the langchain codebase, defined in libs/core/tests/unit_tests/runnables/test_graph.py.
Where is test_runnable_get_graph_with_invalid_output_type() defined?
test_runnable_get_graph_with_invalid_output_type() is defined in libs/core/tests/unit_tests/runnables/test_graph.py at line 500.
What does test_runnable_get_graph_with_invalid_output_type() call?
test_runnable_get_graph_with_invalid_output_type() calls 2 function(s): OutputType, invoke.

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