摘要: 先随机生成一个DataFrame: import numpy as np import pandas as pd # 随机生成4*4矩阵 metrix = np.random.randint(1, 20, (4,4)) df = pd.DataFrame(metrix, index=['a', 'b 阅读全文
posted @ 2020-07-16 09:33 夜月花 阅读(163) 评论(0) 推荐(0) 编辑