def CheckFlow(self):
    # Check that the test binary returned the correct stdout:
    fd = aff4.FACTORY.Open(self.session_id, age=aff4.ALL_TIMES,
                           token=self.token)
    logs = "\n".join(
        [x.log_message for x in fd.GetLog()])

    self.assertTrue(logs in "Hello world")
dataset/ETHPy150Open google/grr/grr/endtoend_tests/administrative.py/TestLaunchBinaries.CheckFlow/swapped operands of `in`