numpy.iscomplex — NumPy v1.15 Manual (original) (raw)

numpy. iscomplex(x)[source]

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: x : array_like Input array.
Returns: out : ndarray of bools Output array.

See also

isreal

iscomplexobj

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

Examples

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