code: def teardown_method(self, method):
      shutil.rmtree(self.base_path)
  
imports: import copy
  import pytest
  import shutil
  import tempfile
  from helm.common.authentication import Authentication
  from helm.common.request import Request
  from helm.proxy.accounts import AuthenticationError, Accounts
  from helm.proxy.query import Query
  from .server_service import ServerService
label_desc: Use image node_id 2 for calling the TestServerService obj's underlying member method code with example usage: obj.teardown_method(method) without return types