from __future__ import absolute_import
[docs]class ColorSpaceError(Exception):
"""Exception raised for errors in the color space.
:param color_space: color space which caused the error
:param message: explanation of the error
"""
def __init__(self, color_space, message="Color space is not supported"):
self.color_space = color_space
self.message = message
super().__init__(self.message)
def __str__(self):
return self.color_space + ' -> ' + self.message
[docs]class ComputerVisionLibraryError(Exception):
"""Exception raised for errors in the computer vision library.
:param cvlib: computer vision library which caused the error
:param message: explanation of the error
"""
def __init__(self, cvlib=None, message="Computer vision library is not supported"):
self.cvlib = cvlib
self.message = message
super().__init__(self.message)
def __str__(self):
return "Unknown computer vision library or invalid channel size" if self.cvlib is None else self.cvlib + ' -> ' + self.message