def put(self, item_id, action=None):
"""Обработка путей метода PUT"""
if not item_id or action is not None:
self.error404()
else:
#PUT {prefix}/{id} обновляет значение элемента
self.set_header('Content-Type', 'application/json')
try:
idx = int(item_id)
req = { k: self.get_argument(k) for k in self.request.arguments }
item = ItemList.update(idx, req)
response = json_serialize(item)
self.write(response)
except IndexError as err:
self.set_status(404, 'Item not found')
self.write({'message': 'DoesNotExist'})
except IntegrityError as err:
self.set_status(405, 'Validation Exception')
self.write({'message': 'Validation Exception'})
except OutdatedError as err:
self.set_status(400, 'Item is outdated')
self.write({'message': 'Item is outdated'})
