import numpy as np
x = np.array([[[0], [1], [2]]]) print(x) """
x=
[[[0] [1] [2]]] """ print(x.shape) # (1, 3, 1) x1 = np.squeeze(x) # 从数组的形状中删除单维条目，即把shape中为1的维度去掉
print(x1) # [0 1 2] print(x1.shape) # (3,)
原文：http://www.cnblogs.com/hezhiyao/p/7833867.html