again man

class Item:
    # stuff....

    def save(self, is_equipped: bool=False, in_inventory: bool=False, player_name: str=None):
        if not self.instance_id:
            raise ValueError('An instance_id is required to save an instance of an Item!')

        if player_name is None:
            os.makedirs(settings.INSTANCE_DIR, 0o755, True)
            filename = os.path.join(settings.INSTANCE_DIR, '%d.json' % self.instance_id)
        else:
            pathname = os.path.join(settings.PLAYER_DIR, player_name[0].capitalize())
            os.makedirs(pathname, 0o755, True)
            filename = os.path.join(pathname, '%s.json' % player_name.capitalize(), '%d.json' % instance_id)

        js = self.to_json(outer_encoder=instance.to_json)
        with open(filename, 'w') as fp:
            fp.write(js)

        if self.inventory:
            for k in self.inventory:
                k.save(is_equipped, in_inventory, player_name)


    @classmethod
    def load(cls, instance_id: int=None, vnum: int=None, player_name: str=None):
        if vnum:
            raise TypeError('Template loading is not yet supported!')

        if not instance_id:
            raise ValueError('An instance_id is required to load an instance of an Item!')

        if player_name is None:
            filename = os.path.join(settings.INSTANCE_DIR, '%d.json' % self.instance_id)
        else:
            pathname = os.path.join(settings.PLAYER_DIR, player_name[0].capitalize())
            target_filename = '%d.json' % instance_id
            for a_path,_,file_list in os.walk(pathname):
                if target_filename in file_list:
                    filename = os.path.join(a_path, target_filename)
                    break

        with open(filename) as fp:
            js = fp.read()
        obj = Item.from_json(js, outer_encoder=instance.from_json)
    obj.load_inventory(player_name)
        return obj

    def load_inventory(self, player_name: str=None):
        obj_list = []
        for instance_id in self.inventory:
            obj = Item.load(instance_id=instance_id, player_name=player_name)
            if not isinstance(obj, 'Item'):
                raise TypeError('Could not load instance %r!' % instance_id)

            obj.load_inventory(player_name)
            obj_list += obj
        return obj_list