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core[patch]: Add doc-string to document compressor (#23085)

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Eugene Yurtsev 2024-06-19 11:03:49 -04:00 committed by GitHub
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commit a34e650f8b
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1 changed files with 14 additions and 1 deletions
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libs/core/langchain_core/documents/compressor.py
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@ -10,7 +10,20 @@ from langchain_core.runnables import run_in_executor
class BaseDocumentCompressor(BaseModel, ABC): class BaseDocumentCompressor(BaseModel, ABC):
"""Base class for document compressors.""" """Base class for document compressors.
This abstraction is primarily used for
post-processing of retrieved documents.
Documents matching a given query are first retrieved.
Then the list of documents can be further processed.
For example, one could re-rank the retrieved documents
using an LLM.
**Note** users should favor using a RunnableLambda
instead of sub-classing from this interface.
"""
@abstractmethod @abstractmethod
def compress_documents( def compress_documents(