Return's the user shop the indexed item is in
           
        Parameters:
           index (int) -- The item index
           
        Returns
           UserShopFront - User shop item is in

def shop(self, index):
        """ Return's the user shop the indexed item is in
           
        Parameters:
           index (int) -- The item index
           
        Returns
           UserShopFront - User shop item is in
        """
        return UserShopFront(self.usr, item.owner, item.id, str(item.price))