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chore: Optimum - use new import path for SentenceTransformerPoolingLayer #3137

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anakin87 merged 2 commits into from
Apr 13, 2026
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chore: Optimum - use new import path for SentenceTransformerPoolingLayer #3137

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chore: Optimum - use new import path for SentenceTransformerPoolingLayer
anakin87 Apr 13, 2026
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try/except
anakin87 Apr 13, 2026
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10 changes: 9 additions & 1 deletion integrations/optimum/src/haystack_integrations/components/embedders/optimum/_backend.py
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Original file line number Diff line number Diff line change
Expand Up @@ -13,7 +13,6 @@
from haystack.utils import Secret, deserialize_secrets_inplace
from haystack.utils.hf import HFModelType, check_valid_model, deserialize_hf_model_kwargs, serialize_hf_model_kwargs
from huggingface_hub import hf_hub_download
from sentence_transformers.models import Pooling as SentenceTransformerPoolingLayer
from tqdm import tqdm
from transformers import AutoTokenizer
from transformers.modeling_outputs import BaseModelOutput
Expand All @@ -28,6 +27,15 @@
from .pooling import OptimumEmbedderPooling
from .quantization import OptimumEmbedderQuantizationConfig

# for sentence-transformers Pooling, we use the new module path if available. It also ships correct types
# we also keep compatibility with older versions of sentence-transformers
try:
from sentence_transformers.sentence_transformer.modules import Pooling as SentenceTransformerPoolingLayer
except ImportError:
from sentence_transformers.models import ( # type: ignore[import-not-found, no-redef]
Pooling as SentenceTransformerPoolingLayer,
)


@dataclass
class _EmbedderParams:
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