numpy.imag — NumPy v2.2 Manual (original) (raw)

numpy.imag(val)[source]#

Return the imaginary part of the complex argument.

Parameters:

valarray_like

Input array.

Returns:

outndarray or scalar

The imaginary component of the complex argument. If val is real, the type of val is used for the output. If val has complex elements, the returned type is float.

Examples

import numpy as np a = np.array([1+2j, 3+4j, 5+6j]) a.imag array([2., 4., 6.]) a.imag = np.array([8, 10, 12]) a array([1. +8.j, 3.+10.j, 5.+12.j]) np.imag(1 + 1j) 1.0