38 lines
1.1 KiB
Python
38 lines
1.1 KiB
Python
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import torch
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from transformers import AutoTokenizer, AutoModelForMaskedLM
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import sys
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tokenizer = AutoTokenizer.from_pretrained("bert-base-uncased")
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model = AutoModelForMaskedLM.from_pretrained("bert-base-uncased")
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for line in sys.stdin:
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line_splitted = line.split("\t")
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left_context = line_splitted[6].split(" ")[-1]
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right_context = line_splitted[7].split(" ")[0]
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word = "[MASK]"
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text = f"{left_context} {word} {right_context}"
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input_ids = tokenizer.encode(text, add_special_tokens=False, return_tensors="pt", max_length=512, truncation=True)
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mask_token_index = torch.where(input_ids == tokenizer.mask_token_id)[1][0]
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with torch.inference_mode():
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outputs = model(input_ids)
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predictions = outputs[0][0, mask_token_index].softmax(dim=0)
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top_k = 500
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top_k_tokens = torch.topk(predictions, top_k).indices.tolist()
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result = ''
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prob_sum = 0
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for token in top_k_tokens:
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word = tokenizer.convert_ids_to_tokens([token])[0]
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prob = predictions[token].item()
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prob_sum += prob
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result += f"{word}:{prob} "
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diff = 1.0 - prob_sum
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result += f":{diff}"
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print(result)
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