code: def setUp(self) -> None:
      self.api_workflow_client = MockedApiWorkflowClient(
          token="token_xyz"
      )
  
file_path: lightly/tests/api_workflow/test_api_workflow_collaboration.py
imports: from tests.api_workflow import utils
  from tests.api_workflow.mocked_api_workflow_client import MockedApiWorkflowClient, MockedApiWorkflowSetup
label_desc: Use image node_id 1 for calling the TestApiWorkflowDatasets obj's underlying member method code with example usage: obj.setUp() without return types