code: def setUp(self):
      super().setUp()
      context._reset_context()
  
file_path: tensorflow/tensorflow/python/eager/custom_device_test.py
imports: from tensorflow.python.eager import context
  from tensorflow.python.eager import custom_device_testutil
  from tensorflow.python.framework import constant_op
  from tensorflow.python.framework import errors
  from tensorflow.python.framework import ops
  from tensorflow.python.platform import test
label_desc: Use image node_id 1 for calling the CustomDeviceTest obj's underlying member method code with example usage: obj.setUp() without return types