output_keys() — langchain Function Reference
Architecture documentation for the output_keys() function in base.py from the langchain codebase.
Entity Profile
Dependency Diagram
graph TD 1b5216bb_1055_66df_d9c9_71b5e5ba020d["output_keys()"] 2f364d76_a69d_403d_0a63_04792fe626bb["BaseCombineDocumentsChain"] 1b5216bb_1055_66df_d9c9_71b5e5ba020d -->|defined in| 2f364d76_a69d_403d_0a63_04792fe626bb cfb1ec14_0580_8db7_24ee_93517fe4d8ff["output_keys()"] cfb1ec14_0580_8db7_24ee_93517fe4d8ff -->|calls| 1b5216bb_1055_66df_d9c9_71b5e5ba020d cfb1ec14_0580_8db7_24ee_93517fe4d8ff["output_keys()"] 1b5216bb_1055_66df_d9c9_71b5e5ba020d -->|calls| cfb1ec14_0580_8db7_24ee_93517fe4d8ff style 1b5216bb_1055_66df_d9c9_71b5e5ba020d fill:#6366f1,stroke:#818cf8,color:#fff
Relationship Graph
Source Code
libs/langchain/langchain_classic/chains/combine_documents/base.py lines 76–78
def output_keys(self) -> list[str]:
"""Return output key."""
return [self.output_key]
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Subdomains
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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/combine_documents/base.py.
Where is output_keys() defined?
output_keys() is defined in libs/langchain/langchain_classic/chains/combine_documents/base.py at line 76.
What does output_keys() call?
output_keys() calls 1 function(s): output_keys.
What calls output_keys()?
output_keys() is called by 1 function(s): output_keys.
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