numpy.iscomplex — NumPy v2.6.dev0 Manual

numpy.iscomplex(x)

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Returns a bool array, where True if input element is complex.

What is tested is whether the input has a non-zero imaginary part, not if the input type is complex.

Parameters:xarray_likeInput array.

Returns:outndarray of boolsOutput array.

See also

isreal

iscomplexobj

Return True if x is a complex type or an array of complex numbers.

Examples

>>> importnumpyasnp>>> np.iscomplex([1+1j,1+0j,4.5,3,2,2j])array([ True, False, False, False, False, True])