python shape

import numpy as np
x = np.array([[1,2,5],[2,3,5],[3,4,5],[2,3,6]])
#输出数组的行和列数
print x.shape  #结果: (4, 3)
#只输出行数
print x.shape[0] #结果: 4
#只输出列数
print x.shape[1] #结果: 3

  

原文地址:https://www.cnblogs.com/qijiujiu/p/13439360.html