40 lines
1.1 KiB
Python
40 lines
1.1 KiB
Python
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import json
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# 读取 JSON 文件
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def load_json(file_path):
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with open(file_path, 'r', encoding='utf-8') as f:
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return json.load(f)
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# 按7:3比例将一个JSON文件分成两个
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def split_json(input_file, output_file1, output_file2):
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# 读取数据
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data = load_json(input_file)
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# 计算数据的分割点
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split_point = int(len(data) * 0.7)
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# 按比例分割数据
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data_part1 = data[:split_point] # 前70%数据
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data_part2 = data[split_point:] # 后30%数据
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# 保存数据到两个文件
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with open(output_file1, 'w', encoding='utf-8') as f1:
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json.dump(data_part1, f1, ensure_ascii=False, indent=4)
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with open(output_file2, 'w', encoding='utf-8') as f2:
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json.dump(data_part2, f2, ensure_ascii=False, indent=4)
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print(f"数据已按 7:3 比例分割并保存到 {output_file1} 和 {output_file2}")
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# 输入的 JSON 文件路径
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input_file = 'merged_data.json'
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# 输出的两个文件路径
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output_file1 = 'data_part1.json'
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output_file2 = 'data_part2.json'
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# 按 7:3 比例分割并保存
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split_json(input_file, output_file1, output_file2)
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