@property
  def on_queue_url(self):
    return self.__default_url
For all mappers, ensure the primary key has been calculated as
dataset/ETHPy150Open GoogleCloudPlatform/python-compat-runtime/appengine-compat/exported_appengine_sdk/google/appengine/api/taskqueue/taskqueue.py/Task.on_queue_url--crossover with--dataset/ETHPy150Open zzzeek/sqlalchemy/test/orm/inheritance/test_polymorphic_rel.py/_PolymorphicTestBase.test_get_one