71 lines
2.1 KiB
Python
71 lines
2.1 KiB
Python
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import json
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import random
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input_file = "arxiv-metadata-oai-snapshot--ratio.json" # 20000条原始数据文件路径
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output_file = "arxiv-metadata-oai-snapshot--swift.json"
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# 类别对应选项映射
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label_map = {
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"astro-ph": "A",
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"cond-mat.mes-hall": "B",
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"cond-mat.mtrl-sci": "C",
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"cs.CL": "D",
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"cs.CV": "E",
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"cs.LG": "F",
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"gr-qc": "G",
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"hep-ph": "H",
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"hep-th": "I",
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"quant-ph": "J"
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}
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options_text = (
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"\n\nA. astro-ph\nB. cond-mat.mes-hall\nC. cond-mat.mtrl-sci\nD. cs.CL\n"
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"E. cs.CV\nF. cs.LG\nG. gr-qc\nH. hep-ph\nI. hep-th\nJ. quant-ph"
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)
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# 读取所有数据
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with open(input_file, 'r', encoding='utf-8') as f:
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data = [json.loads(line) for line in f]
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# 随机抽样1000条
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#random.seed(42)
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sampled = data
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with open(output_file, 'w', encoding='utf-8') as f_out:
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count = 0
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for item in sampled:
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# 多类别时取最后一个类别（通常以空格分割）
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categories_str = item.get("categories", "").strip()
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if not categories_str:
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continue
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last_category = categories_str.split()[-1]
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if last_category not in label_map:
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continue
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title = item.get("title", "").replace("\n", " ").strip()
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authors = item.get("authors", "").replace("\n", " ").strip()
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abstract = item.get("abstract", "").replace("\n", " ").strip()
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if not title or not authors or not abstract:
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continue
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human_text = (
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f"Based on the title '{title}', authors '{authors}', and abstract '{abstract}', "
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f"please determine the scientific category of this paper.{options_text}"
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)
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finetune_sample = {
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"system": "你是个优秀的论文分类师",
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"conversation": [
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{
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"human": human_text,
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"assistant": label_map[last_category]
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}
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]
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}
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f_out.write(json.dumps(finetune_sample, ensure_ascii=False) + "\n")
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count += 1
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print(f"转换完成，共生成{count}条微调数据，保存到 {output_file}")
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