numpy.nanargmax(a, axis=None)
[source]
Return the indices of the maximum values in the specified axis ignoring NaNs. For all-NaN slices ValueError
is raised. Warning: the results cannot be trusted if a slice contains only NaNs and -Infs.
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>>> a = np.array([[np.nan, 4], [2, 3]]) >>> np.argmax(a) 0 >>> np.nanargmax(a) 1 >>> np.nanargmax(a, axis=0) array([1, 0]) >>> np.nanargmax(a, axis=1) array([1, 1])
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https://docs.scipy.org/doc/numpy-1.17.0/reference/generated/numpy.nanargmax.html