def test_handler_yield_ndb_key(entity):
  yield entity.key
If we're in a transaction, validates and populates it in the request.
dataset/ETHPy150Open GoogleCloudPlatform/appengine-mapreduce/python/test/mapreduce/end_to_end_test.py/test_handler_yield_ndb_key--crossover with--dataset/ETHPy150Open CollabQ/CollabQ/.google_appengine/google/appengine/api/datastore.py/_MaybeSetupTransaction