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test_pydantic_output_functions_parser() — langchain Function Reference

Architecture documentation for the test_pydantic_output_functions_parser() function in test_openai_functions.py from the langchain codebase.

Function python LangChainCore MessageInterface

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Dependency Diagram

graph TD
  68df525e_b697_c779_4f51_8181c6aad2fe["test_pydantic_output_functions_parser()"]
  051794f3_743e_b482_fc72_029694e0fa16["test_openai_functions.py"]
  68df525e_b697_c779_4f51_8181c6aad2fe -->|defined in| 051794f3_743e_b482_fc72_029694e0fa16
  style 68df525e_b697_c779_4f51_8181c6aad2fe fill:#6366f1,stroke:#818cf8,color:#fff

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Source Code

libs/core/tests/unit_tests/output_parsers/test_openai_functions.py lines 142–164

def test_pydantic_output_functions_parser() -> None:
    """Test pydantic output functions parser."""
    message = AIMessage(
        content="This is a test message",
        additional_kwargs={
            "function_call": {
                "name": "function_name",
                "arguments": json.dumps({"name": "value", "age": 10}),
            }
        },
    )
    chat_generation = ChatGeneration(message=message)

    class Model(BaseModel):
        """Test model."""

        name: str
        age: int

    # Full output
    parser = PydanticOutputFunctionsParser(pydantic_schema=Model)
    result = parser.parse_result([chat_generation])
    assert result == Model(name="value", age=10)

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Frequently Asked Questions

What does test_pydantic_output_functions_parser() do?
test_pydantic_output_functions_parser() is a function in the langchain codebase, defined in libs/core/tests/unit_tests/output_parsers/test_openai_functions.py.
Where is test_pydantic_output_functions_parser() defined?
test_pydantic_output_functions_parser() is defined in libs/core/tests/unit_tests/output_parsers/test_openai_functions.py at line 142.

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