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output_keys() — langchain Function Reference

Architecture documentation for the output_keys() function in test_sequential.py from the langchain codebase.

Function python LangChainCore MessageInterface

Entity Profile

Dependency Diagram

graph TD
  0c1bdb9b_662b_d6a6_facd_ef2fb40b13a7["output_keys()"]
  44b18a62_9f79_40e0_f9b2_f3eb9bd8536e["FakeChain"]
  0c1bdb9b_662b_d6a6_facd_ef2fb40b13a7 -->|defined in| 44b18a62_9f79_40e0_f9b2_f3eb9bd8536e
  style 0c1bdb9b_662b_d6a6_facd_ef2fb40b13a7 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain/tests/unit_tests/chains/test_sequential.py lines 31–33

    def output_keys(self) -> list[str]:
        """Input keys this chain returns."""
        return self.output_variables

Domain

Subdomains

Defined In

Source

Frequently Asked Questions

What does output_keys() do?
output_keys() is a function in the langchain codebase, defined in libs/langchain/tests/unit_tests/chains/test_sequential.py.
Where is output_keys() defined?
output_keys() is defined in libs/langchain/tests/unit_tests/chains/test_sequential.py at line 31.

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