34 lines
752 B
Python
34 lines
752 B
Python
import pandas as pd
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import random
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import string
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# 配置
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rows = 10000
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cols = 20
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# 生成列名
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columns = [f"列{i+1}" for i in range(cols)]
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# 生成数据
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data = []
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for _ in range(rows):
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row = []
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for _ in range(cols):
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# 随机数字或者随机字符串
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if random.random() < 0.5:
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row.append(random.randint(1, 10000)) # 随机数字
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else:
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row.append(''.join(random.choices(string.ascii_uppercase, k=5))) # 随机5个字母
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data.append(row)
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# 创建 DataFrame
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df = pd.DataFrame(data, columns=columns)
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# 保存 Excel
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df.to_excel("随机20列10000行.xlsx", index=False)
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# 或者保存 CSV
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df.to_csv("随机20列10000行.csv", index=False, encoding='utf-8-sig')
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print("生成完成！")
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