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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_operator(self, operator):
 """ Get a comparison suffix to be used in Django ORM & inversion flag for it :param operator: string, DjangoQL comparison operator :return: (suffix, invert) - a tuple with 2 values: suffix - suffix to be used in ORM query, for example '__gt' for '>' invert - boolean, True if this comparison needs to be inverted """

        op = {
            '=': '',
            '>': '__gt',
            '>=': '__gte',
            '<': '__lt',
            '<=': '__lte',
            '~': '__icontains',
            'in': '__in',
        }.get(operator)
        if op is not None:
            return op, False
        op = {
            '!=': '',
            '!~': '__icontains',
            'not in': '__in',
        }[operator]
        return op, True