@property
  def request_id(self):
    return self.__pb.request_id()
L{deprecate.warnAboutFunction} emits a C{DeprecationWarning} with the
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/api/logservice/logservice.py/RequestLog.request_id--crossover with--dataset/ETHPy150Open nlloyd/SubliminalCollaborator/libs/twisted/python/test/test_deprecate.py/WarnAboutFunctionTests.test_warningLineNumber