@classmethod
  @gen.coroutine
  def Execute(cls, client, user_id, contacts):
    yield RemoveContactsOperation(client, user_id, contacts)._RemoveContacts()
Adds tasks to the appropriate _Queue instance.
dataset/ETHPy150Open viewfinderco/viewfinder/backend/op/remove_contacts_op.py/RemoveContactsOperation.Execute--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/api/taskqueue/taskqueue_stub.py/_Group._NonTransactionalBulkAdd