def _osUrandom(self, nbytes):
        try:
            return os.urandom(nbytes)
        except (AttributeError, NotImplementedError), e:
            raise SourceNotAvailable(e)
Pre-process the acyclic CFG by changing all FakeRet edges to normal edges when necessary (e.g. the normal return
dataset/ETHPy150Open nlloyd/SubliminalCollaborator/libs/twisted/python/randbytes.py/RandomFactory._osUrandom--crossover with--dataset/ETHPy150Open angr/angr/angr/analyses/cdg.py/CDG._pre_process_cfg