getattr() — langchain Function Reference

Architecture documentation for the __getattr__() function in __init__.py from the langchain codebase.

Function python Observability CallbackManager

Entity Profile

Observability→ CallbackManager→ __getattr__() — langchain Function Reference

Dependency Diagram

graph TD
  5ce8ddda_bcb2_764e_ecd2_a27bf0fa69ee["__getattr__()"]
  52b2071d_d709_1232_1d7e_c0e3ba1a1cdc["__init__.py"]
  5ce8ddda_bcb2_764e_ecd2_a27bf0fa69ee -->|defined in| 52b2071d_d709_1232_1d7e_c0e3ba1a1cdc
  style 5ce8ddda_bcb2_764e_ecd2_a27bf0fa69ee fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/langchain_core/utils/__init__.py lines 103–107

def __getattr__(attr_name: str) -> object:
    module_name = _dynamic_imports.get(attr_name)
    result = import_attr(attr_name, module_name, __spec__.parent)
    globals()[attr_name] = result
    return result