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output_keys() — langchain Function Reference

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

Function python AgentOrchestration ClassicChains called by 1

Entity Profile

Dependency Diagram

graph TD
  4879529e_d5bd_9e72_7e52_9a51c14e15f0["output_keys()"]
  b9a82d83_700a_c3c4_a4fd_29ab9cbe4112["APIChain"]
  4879529e_d5bd_9e72_7e52_9a51c14e15f0 -->|defined in| b9a82d83_700a_c3c4_a4fd_29ab9cbe4112
  0393cea2_16ff_2ed6_ebe5_2e7f4968843e["langchain_community()"]
  0393cea2_16ff_2ed6_ebe5_2e7f4968843e -->|calls| 4879529e_d5bd_9e72_7e52_9a51c14e15f0
  style 4879529e_d5bd_9e72_7e52_9a51c14e15f0 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain/langchain_classic/chains/api/base.py lines 230–232

        def output_keys(self) -> list[str]:
            """Expect output key."""
            return [self.output_key]

Domain

Subdomains

Defined In

Called By

Source

Frequently Asked Questions

What does output_keys() do?
output_keys() is a function in the langchain codebase, defined in libs/langchain/langchain_classic/chains/api/base.py.
Where is output_keys() defined?
output_keys() is defined in libs/langchain/langchain_classic/chains/api/base.py at line 230.
What calls output_keys()?
output_keys() is called by 1 function(s): langchain_community.

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