code: def setUp(self):
      super(TestNeptuneAuth, self).setUp()
  
      self.session = MagicMock()
      self.session.token = dict()
      self.neptune_auth = NeptuneAuth(lambda: self.session)
      self.neptune_auth.token_expires_at = time.time() + 60
      self.request = a_request()
  
      self.url, self.method, self.body, self.headers = (
          self.request.url,
          self.request.method,
          self.request.body,
          self.request.headers,
      )
  
      self.updated_url, self.updated_headers, self.updated_body = (
          a_request().url,
          a_request().headers,
          a_request().body,
      )
  
file_path: neptune-client/tests/unit/neptune/legacy/test_oauth.py
imports: import time
  import unittest
  import jwt
  from mock import MagicMock, patch
  from oauthlib.oauth2 import TokenExpiredError
  from neptune.common.oauth import NeptuneAuth, NeptuneAuthenticator, _decoding_options, _no_token_updater
  from tests.unit.neptune.legacy.http_objects_factory import a_request
  from tests.unit.neptune.legacy.oauth_objects_factory import SECRET, a_refresh_token, an_access_token
label_desc: Use image node_id 1 for calling the TestNeptuneAuth obj's underlying member method code with example usage: obj.setUp() without return types