rmihaylov commited on
Commit
015365f
1 Parent(s): 3831cca
Files changed (3) hide show
  1. config.json +31 -0
  2. modeling_roberta.py +24 -0
  3. pytorch_model.bin +3 -0
config.json ADDED
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+ {
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+ "_name_or_path": "/content/drive/MyDrive/ColabModels/XROBERTA_USE_QA_THESEUS/pytorch_model/",
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+ "architectures": [
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+ "XLMRobertaModel"
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+ ],
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+ "attention_probs_dropout_prob": 0.1,
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+ "auto_map": {
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+ "AutoModel": "modeling_roberta.XLMRobertaModel"
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+ },
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+ "bos_token_id": 0,
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+ "classifier_dropout": null,
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+ "eos_token_id": 2,
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+ "hidden_act": "gelu",
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+ "hidden_dropout_prob": 0.1,
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+ "hidden_size": 768,
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+ "initializer_range": 0.02,
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+ "intermediate_size": 3072,
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+ "layer_norm_eps": 1e-12,
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+ "max_position_embeddings": 514,
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+ "model_type": "xlm-roberta",
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+ "num_attention_heads": 12,
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+ "num_hidden_layers": 6,
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+ "pad_token_id": 1,
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+ "position_embedding_type": "absolute",
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+ "roberta": 1,
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+ "torch_dtype": "float32",
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+ "transformers_version": "4.18.0",
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+ "type_vocab_size": 1,
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+ "use_cache": true,
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+ "vocab_size": 88361
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+ }
modeling_roberta.py ADDED
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+ import torch
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+
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+ from transformers import XLMRobertaModel as XLMRobertaModelBase
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+
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+
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+ class XLMRobertaModel(XLMRobertaModelBase):
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+ def __init__(self, config):
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+ super().__init__(config)
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+ self.question_projection = torch.nn.Linear(768, 512)
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+ self.answer_projection = torch.nn.Linear(768, 512)
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+
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+ def _embed(self, input_ids, attention_mask, projection):
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+ outputs = super().__call__(input_ids, attention_mask=attention_mask)
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+ sequence_output = outputs[0]
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+
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+ input_mask_expanded = attention_mask.unsqueeze(-1).expand(sequence_output.size()).float()
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+ embeddings = torch.sum(sequence_output * input_mask_expanded, 1) / torch.clamp(input_mask_expanded.sum(1), min=1e-9)
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+ return torch.tanh(projection(embeddings))
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+
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+ def question(self, input_ids, attention_mask):
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+ return self._embed(input_ids, attention_mask, self.question_projection)
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+
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+ def answer(self, input_ids, attention_mask):
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+ return self._embed(input_ids, attention_mask, self.answer_projection)
pytorch_model.bin ADDED
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+ version https://git-lfs.github.com/spec/v1
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+ oid sha256:e2c3703940137e132ca4e4a1c9c1f3e1054e5f9f1434828ab3f1999695f45454
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+ size 448691689