摘要: 1 import pandas as pd 2 import numpy as np 3 4 df1 = pd.DataFrame(np.random.randn(3, 3), index=list('abc'), columns=list('ABC')) 5 print(df1) 6 7 # A 阅读全文
posted @ 2020-12-15 00:13 挑水工 阅读(52) 评论(0) 推荐(0) 编辑