code: def setUp(self) -> None:
      # Clear all LRU storage
      verify_host_resolution.cache_clear()
      _get_token_client.cache_clear()
      get_client_config.cache_clear()
      create_http_client_with_auth.cache_clear()
      create_backend_client.cache_clear()
      create_leaderboard_client.cache_clear()
      create_artifacts_client.cache_clear()
  
imports: import unittest
  import uuid
  from bravado.exception import HTTPBadRequest, HTTPConflict, HTTPForbidden, HTTPNotFound, HTTPUnprocessableEntity
  from bravado.testing.response_mocks import BravadoResponseMock
  from mock import MagicMock, Mock, patch
  from neptune.internal.backends.hosted_client import DEFAULT_REQUEST_KWARGS, _get_token_client, create_artifacts_client, create_backend_client, create_http_client_with_auth, create_leaderboard_client, get_client_config
  from neptune.internal.backends.utils import verify_host_resolution
  from neptune.management import MemberRole, add_project_member, create_project, delete_project, get_project_list, get_project_member_list, get_workspace_member_list, invite_to_workspace, remove_project_member
  from neptune.management.exceptions import AccessRevokedOnDeletion, AccessRevokedOnMemberRemoval, ProjectAlreadyExists, ProjectNotFound, ProjectPrivacyRestrictedException, ProjectsLimitReached, UnsupportedValue, UserAlreadyHasAccess, UserNotExistsOrWithoutAccess, WorkspaceNotFound
  from tests.unit.neptune.backend_test_mixin import BackendTestMixin
  from tests.unit.neptune.new.utils import response_mock
label_desc: Use image node_id 1 for calling the TestHostedClient obj's underlying member method code with example usage: obj.setUp() without return types