code: def testNamescopeBasic(self):
      self.assertEqual(scope.CurrentNameScope(), "")
  
      with scope.NameScope("test_scope"):
          self.assertEqual(scope.CurrentNameScope(), "test_scope/")
  
      self.assertEqual(scope.CurrentNameScope(), "")
  
file_path: pytorch/caffe2/python/scope_test.py
imports: from caffe2.python import scope, core, workspace
  import unittest
  import threading
  import time
label_desc: Use image node_id 1 for calling the TestScope obj's underlying member method code with example usage: obj.testNamescopeBasic() without return types