xorbits.numpy.real

xorbits.numpy.real(val, **kwargs)

Return the real part of the complex argument.

参数

val (array_like) – Input array.

返回

out – The real 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.

返回类型

ndarray or scalar

参见

real_if_close, imag, angle

实际案例

>>> a = np.array([1+2j, 3+4j, 5+6j])  
>>> a.real  
array([1.,  3.,  5.])
>>> a.real = 9  
>>> a  
array([9.+2.j,  9.+4.j,  9.+6.j])
>>> a.real = np.array([9, 8, 7])  
>>> a  
array([9.+2.j,  8.+4.j,  7.+6.j])
>>> np.real(1 + 1j)  
1.0

This docstring was copied from numpy.