摘要: 直接通过例子看比较好理解. ~~~python import pandas as pd data = [[1, 2, 3], [2, 2, 2], [7, 8, 9]] df = pd.DataFrame(data, index=['a', 'b', 'c'], columns=['i', 'j', 阅读全文
posted @ 2018-06-10 20:51 freedomwater 阅读(1713) 评论(0) 推荐(0) 编辑
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