我有以下数据框:
>>> df
Out[15]:
group type amount number
0 group_A buy 100 123
1 group_A view 0 111
2 group_B view 0 222
3 group_A view 0 222
我想把数据旋转,以便最终得到:
type group_A group_B
0 amount buy 100 0
1 number buy 0 123
2 number view 333 222
我该如何实现这个?