Ytyzx
無編輯摘要
20:35
+28
17:33
+126
创建页面,内容为“ 1. import pandas as pd df = pd.DataFrame([[7, 23, 'a'], [3, 8, 'b'], [5, 1, 25]], columns=['a1', 'b2', 'c3']) print(df) list1 = [7, 'b'] df1 = df[df...”
17:17
+309