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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def decode(self, encoding=None, errors='strict'):
 """Decode using the codec registered for encoding. encoding defaults to the default encoding. errors may be given to set a different error handling scheme. Default is 'strict' meaning that encoding errors raise a UnicodeDecodeError. Other possible values are 'ignore' and 'replace' as well as any other name registered with codecs.register_error that is able to handle UnicodeDecodeErrors. :param str encoding: Codec. :param str errors: Error handling scheme. """

        return self.__class__(super(ColorStr, self).decode(encoding, errors), keep_tags=True)