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__bool__() — langchain Function Reference

Architecture documentation for the __bool__() function in graph.py from the langchain codebase.

Function python LangChainCore Runnables

Entity Profile

Dependency Diagram

graph TD
  995b2c4f_5299_a699_d620_ecbda6c6c269["__bool__()"]
  646f3bb5_a594_563e_cfbf_e18bdc9efb90["Graph"]
  995b2c4f_5299_a699_d620_ecbda6c6c269 -->|defined in| 646f3bb5_a594_563e_cfbf_e18bdc9efb90
  style 995b2c4f_5299_a699_d620_ecbda6c6c269 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/langchain_core/runnables/graph.py lines 301–303

    def __bool__(self) -> bool:
        """Return whether the graph has any nodes."""
        return bool(self.nodes)

Domain

Subdomains

Defined In

Source

Frequently Asked Questions

What does __bool__() do?
__bool__() is a function in the langchain codebase, defined in libs/core/langchain_core/runnables/graph.py.
Where is __bool__() defined?
__bool__() is defined in libs/core/langchain_core/runnables/graph.py at line 301.

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