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__len__() — langchain Function Reference

Architecture documentation for the __len__() function in aiter.py from the langchain codebase.

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Dependency Diagram

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  c6b28770_a961_f3ea_21f5_acd6dcc14c54["__len__()"]
  56439126_245e_4a7c_b5a1_b9d43ab4ae02["Tee"]
  c6b28770_a961_f3ea_21f5_acd6dcc14c54 -->|defined in| 56439126_245e_4a7c_b5a1_b9d43ab4ae02
  style c6b28770_a961_f3ea_21f5_acd6dcc14c54 fill:#6366f1,stroke:#818cf8,color:#fff

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Source Code

libs/core/langchain_core/utils/aiter.py lines 229–231

    def __len__(self) -> int:
        """Return the number of child iterators."""
        return len(self._children)

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Frequently Asked Questions

What does __len__() do?
__len__() is a function in the langchain codebase, defined in libs/core/langchain_core/utils/aiter.py.
Where is __len__() defined?
__len__() is defined in libs/core/langchain_core/utils/aiter.py at line 229.

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