Slice in DataFrame
Sun Nov 07 2021 21:16:28 GMT+0000 (UTC)
1. If you wanna slice from DataFrame by loc, notice that the first""is the set the x coordinate, the second"" is the set of y coordinate, the ","in it is the divide character. 2. When you choose some line from another line, you shold use : 3.When you choose some line from the first line, you nd't use ""