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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 get_color(self, value):
 """Helper method to validate and map values used in the instantiation of of the Color object to the correct unicode value. """

        if value in COLOR_SET:
            value = COLOR_MAP[value]
        else:
            try:
                value = int(value)
                if value >= 8:
                    raise ValueError()
            except ValueError as exc:
                raise ValueError(
                    'Colors should either a member of: {} or a positive '
                    'integer below 8'.format(', '.join(COLOR_NAMES))
                )
        return '{}{}'.format(self.PREFIX, value)