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main() — langchain Function Reference

Architecture documentation for the main() function in hello_world.py from the langchain codebase.

Function python LangChainCore MessageInterface called by 1

Entity Profile

Dependency Diagram

graph TD
  1e195b2c_0a88_0340_7845_1a1e00d76b77["main()"]
  49564c48_7265_11dd_c512_97e8c39d3aa2["hello_world.py"]
  1e195b2c_0a88_0340_7845_1a1e00d76b77 -->|defined in| 49564c48_7265_11dd_c512_97e8c39d3aa2
  b751070c_6ef5_5005_6b92_e332952514d5["sys()"]
  b751070c_6ef5_5005_6b92_e332952514d5 -->|calls| 1e195b2c_0a88_0340_7845_1a1e00d76b77
  style 1e195b2c_0a88_0340_7845_1a1e00d76b77 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain/tests/integration_tests/examples/hello_world.py lines 6–9

def main() -> int:
    print("Hello World!")  # noqa: T201

    return 0

Domain

Subdomains

Defined In

Called By

Source

Frequently Asked Questions

What does main() do?
main() is a function in the langchain codebase, defined in libs/langchain/tests/integration_tests/examples/hello_world.py.
Where is main() defined?
main() is defined in libs/langchain/tests/integration_tests/examples/hello_world.py at line 6.
What calls main()?
main() is called by 1 function(s): sys.

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