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Replace loop appends with list comprehension. (#5528)

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# Replace loop appends with list comprehension.

It's significantly faster because it avoids repeated method lookup. It's
also more idiomatic and readable.
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Taras Tsugrii 2023-05-31 18:56:13 -05:00 committed by GitHub
parent bd9e0f3934
commit 0ad76c3380
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1 changed files with 1 additions and 3 deletions
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langchain/retrievers/tfidf.py
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@ -67,9 +67,7 @@ class TFIDFRetriever(BaseRetriever, BaseModel):
results = cosine_similarity(self.tfidf_array, query_vec).reshape(
(-1,)
) # Op -- (n_docs,1) -- Cosine Sim with each doc
return_docs = []
for i in results.argsort()[-self.k :][::-1]:
return_docs.append(self.docs[i])
return_docs = [self.docs[i] for i in results.argsort()[-self.k :][::-1]]
return return_docs
async def aget_relevant_documents(self, query: str) -> List[Document]: