摘要：创建制定大小的二维数组 reshape重新定义了数组的维度大小 阅读全文

摘要：# -*- 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 #hs 阅读全文

摘要：# -*- coding: UTF-8 -*- from numpy import* a = arange(6)#创建一维数组 for i in range(0,6): a[i]=0 print a b = arange(5*5).reshape(5,5)#创建二维数组 for i in range 阅读全文