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Convert numpy array from values to indices

我有一个numpy数组a:[True,False,True,False,False,...]我喜欢有一个numpy数组,其索引为True和False值,即[0,2,... ]和[1,3,4,......]

To get the indices of the True values in a , you can use

a.nonzero()

For the indices of the False values, use

(~a).nonzero()

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