Question

在Python中,如果我有一个numpy数组[[1,2],[3,4],[5,6]],我要改变它另一个numpy数组[[2,1],[4,3],[6,5]]

交换位置

Answer 1

d=[[1,2],[3,4],[5,6]]
m=[]
for i in d:
m.append(i[::-1])
print m

追问

why in this way:
d=[[1,2],[3,4],[5,6]]

m=d[::-1]
print m

we can't get the result we want??Thank you!