code: def setUp(self):
      super(TestConfigExplorer, self).setUp()
      app = make_app()
      app.testing = True
      self.client = app.test_client()
  
imports: from __future__ import with_statement
  from __future__ import division
  from __future__ import absolute_import
  from __future__ import print_function
  import json
  import os
  import pathlib
  import sys
  from allennlp.common.testing import AllenNlpTestCase
  from allennlp.service import config_explorer
  from allennlp.service.config_explorer import make_app, _HTML
  from io import open
label_desc: Use image node_id 1 for calling the TestConfigExplorer obj's underlying member method code with example usage: obj.setUp() without return types