| # Copyright 2018 The Chromium Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| """Utilities that are useful for any kind of ndb entity.""" |
| |
| import logging |
| |
| from google.appengine.ext import ndb |
| |
| |
| def GetEntityFromUrlsafeKey(urlsafe_key): |
| """Retrieves a model from a given urlsafe key or None if exception occurs.""" |
| try: |
| entity = ndb.Key(urlsafe=urlsafe_key).get() |
| # Actually ProtocolBufferDecodeError, which is missing from libs. |
| except: # pylint: disable=bare-except |
| logging.exception('Coudn\'t get ndb key from given urlsafe key %s', |
| urlsafe_key) |
| entity = None |
| |
| return entity |
