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community[patch]: fixed aleph alpha default emedding request (#21826)

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- **Description:** In the aleph alpha client the paramater `normalize`
is *not* optional. Setting this to `None` gives an error.
- **Dependencies:** None

Co-authored-by: Jens Lücke <jens.luecke@tngtech.com>
Co-authored-by: Jens <jens.luecke@hu-berlin.de>
Co-authored-by: Bagatur <22008038+baskaryan@users.noreply.github.com>
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Jens 2024-05-21 00:39:43 +02:00 committed by GitHub
parent 6a59f76f2b
commit b0b302ec6b
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libs/community/langchain_community/embeddings/aleph_alpha.py
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@ -37,7 +37,7 @@ class AlephAlphaAsymmetricSemanticEmbedding(BaseModel, Embeddings):
compress_to_size: Optional[int] = None
"""Should the returned embeddings come back as an original 5120-dim vector,
or should it be compressed to 128-dim."""
normalize: Optional[bool] = None
normalize: bool = False
"""Should returned embeddings be normalized"""
contextual_control_threshold: Optional[int] = None
"""Attention control parameters only apply to those tokens that have