def postClassCleanup(self):
        selectables = self._cleanReactor()
        calls = self._cleanPending()
        if selectables or calls:
            aggregate = DirtyReactorAggregateError(calls, selectables)
            self.result.addError(self.test, Failure(aggregate))
        self._cleanThreads()
Retrieve diagnostics for the given instance.
dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/trial/util.py/_Janitor.postClassCleanup--crossover with--dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/compute/cells_api.py/ComputeCellsAPI.get_diagnostics