wehub-resource-sync
90 lines
2.8 KiB
Python
90 lines
2.8 KiB
Python
# Copyright (c) ModelScope Contributors. All rights reserved.
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import torch.nn.functional as F
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from transformers import AutoModel, AutoModelForSequenceClassification, PreTrainedModel
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from swift.template import TemplateType
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from swift.utils import get_logger
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from ..constant import BertModelType, LLMModelType
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from ..model_meta import Model, ModelGroup, ModelMeta
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from ..register import ModelLoader, register_model
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logger = get_logger()
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class ModernBertLoader(ModelLoader):
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def get_model(self, model_dir: str, config, *args, **kwargs) -> PreTrainedModel:
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config.reference_compile = False
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return super().get_model(model_dir, config, *args, **kwargs)
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register_model(
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ModelMeta(
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BertModelType.modern_bert, [
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ModelGroup([
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Model('answerdotai/ModernBERT-base', 'answerdotai/ModernBERT-base'),
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Model('answerdotai/ModernBERT-large', 'answerdotai/ModernBERT-large'),
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])
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],
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ModernBertLoader,
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template=TemplateType.dummy,
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requires=['transformers>=4.48'],
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architectures=['ModernBertForMaskedLM'],
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tags=['bert']))
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class GTEBertLoader(ModelLoader):
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def get_model(self, model_dir: str, *args, **kwargs) -> PreTrainedModel:
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self.auto_model_cls = self.auto_model_cls or AutoModel
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model = super().get_model(model_dir, *args, **kwargs)
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def _normalizer_hook(module, input, output):
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output.last_hidden_state = F.normalize(output.last_hidden_state[:, 0], p=2, dim=1)
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return output
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model.register_forward_hook(_normalizer_hook)
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return model
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register_model(
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ModelMeta(
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BertModelType.modern_bert_gte,
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[ModelGroup([
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Model('iic/gte-modernbert-base', 'Alibaba-NLP/gte-modernbert-base'),
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])],
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GTEBertLoader,
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template=TemplateType.dummy,
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requires=['transformers>=4.48'],
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architectures=['ModernBertModel'],
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tags=['bert', 'embedding']))
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class GTEBertReranker(ModelLoader):
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def get_model(self, model_dir: str, *args, **kwargs) -> PreTrainedModel:
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self.auto_model_cls = self.auto_model_cls or AutoModelForSequenceClassification
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return super().get_model(model_dir, *args, **kwargs)
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register_model(
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ModelMeta(
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LLMModelType.modern_bert_gte_reranker,
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[ModelGroup([
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Model('iic/gte-reranker-modernbert-base', 'Alibaba-NLP/gte-reranker-modernbert-base'),
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])],
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GTEBertReranker,
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template=TemplateType.bert,
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requires=['transformers>=4.48'],
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architectures=['ModernBertForSequenceClassification'],
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task_type='reranker',
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tags=['bert', 'reranker']))
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register_model(
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ModelMeta(
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BertModelType.bert, [ModelGroup([
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Model('iic/nlp_structbert_backbone_base_std'),
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])],
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template=TemplateType.dummy,
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tags=['bert']))
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