def EnqueueBackgroundThread(self, request_id, target, args, kwargs):
    request = self._GetOrAddRequest(request_id)
    return request.ProvideCallable(target, args, kwargs)
Enqueues a new background thread request for a certain request ID.
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/runtime/background.py/_BackgroundRequestsContainer.EnqueueBackgroundThread