def previous(self):
        """
        Returns new CharacterDataWrapper
        TODO: Don't lower offset below 0
        """
        self.params['offset'] = str(int(self.params['offset']) - int(self.params['limit']))
        return self.marvel.get_characters(self.marvel, (), **self.params)
def previous ( self ) : self . params [ 'offset' ] = str ( int ( self . params [ 'offset' ] ) - int ( self . params [ 'limit' ] ) ) return self . marvel . get_characters ( self . marvel , ( ) , ** self . params )
Returns new CharacterDataWrapper
        TODO: Don't lower offset below 0