数组的组合操作

# -*- coding: UTF-8 -*-
from numpy import*
a = arange(3*3).reshape(3,3)
b = arange(3*3).reshape(3,3)
c = hstack((a,b))#水平组合
d = vstack((a,b))#垂直组合
#hsplit水平分割vsplit竖直分割
print c,d