def setUp(self): res = get_codes("CRTERALAB") if res is None: self.client = None else: res = [bytes(_, encoding="ascii") for _ in res] codes = [res[0], res[2], res[1]] if len(codes) >= 7 or len(codes) == 3: cl = ASSHClient(*codes) try: cl.connect() except TimeoutError: # the cluster is not connected self.client = None return None self.client = cl else: self.client = None