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Fixes KeyError in AmazonKendraRetriever initializer (#7464)

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### Description
argument variable client is marked as required in commit
81e5b1ad36 which breaks the default way of
initialization providing only index_id. This commit avoid KeyError
exception when it is initialized without a client variable
### Dependencies
no dependency required
This commit is contained in:
Ronald Li 2023-07-10 15:02:36 +08:00 committed by GitHub
parent 7ffc431b3a
commit 490f4a9ff0
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 1 additions and 1 deletions
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2
langchain/retrievers/kendra.py
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@ -207,7 +207,7 @@ class AmazonKendraRetriever(BaseRetriever):
@root_validator(pre=True)
def create_client(cls, values: Dict[str, Any]) -> Dict[str, Any]:
if values["client"] is not None:
if values.get("client") is not None:
return values
try: