code: def setUp(self):
      super().setUp()
      self.uuid = str(uuid.uuid4()) + "/"
  
file_path: pytorch/caffe2/distributed/redis_store_handler_op_test.py
imports: import os
  import uuid
  from caffe2.distributed.python import StoreHandlerTimeoutError
  from caffe2.distributed.store_ops_test_util import StoreOpsTests
  from caffe2.python import core, workspace, dyndep
  from caffe2.python.test_util import TestCase
label_desc: Use image node_id 1 for calling the TestRedisStoreHandlerOp obj's underlying member method code with example usage: obj.setUp() without return types