numpy.ndenumerate

class numpy.ndenumerate(arr)

多维索引迭代器.

返回一个迭代器,产生数组坐标和值的配对.

参数:

arrndarray

输入数组.

参见

ndindex , flatiter

示例

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>>> import numpy as np
>>> a = np.array([[1, 2], [3, 4]])
>>> for index, x in np.ndenumerate(a):
...     print(index, x)
(0, 0) 1
(0, 1) 2
(1, 0) 3
(1, 1) 4

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