'**SUMMARY**
Returns true if this image uses the XYZ colorspace.
**RETURNS**
True if the image uses the XYZ colorspace, False otherwise.
**EXAMPLE**
>>> if( img.isXYZ() ):
>>>    x,y,z = img.splitChannels()
**SEE ALSO**
:py:meth:`toXYZ`'

def isXYZ(self):

    return (self._colorSpace == ColorSpace.XYZ)
