2019-04-22
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664
如何判断一个给定的二维数组是否有空列
# numpy.any(a, axis=None, out=None, keepdims=False)
# Test whether any array element along a given axis evaluates to True.
Z = np.random.randint(0,3,(3,10))
print (~Z.any(axis=0)).any()
True






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