class_docstr: A run that just does nothing
class_docstr_tok: ["A","run","that","just","does","nothing"]
code: def wait(self):
      return True
  
file_path: mlflow/tests/resources/mlflow-test-plugin/mlflow_test_plugin/dummy_backend.py
imports: from mlflow.entities import RunStatus
  from mlflow.projects.backend.abstract_backend import AbstractBackend
  from mlflow.projects.submitted_run import SubmittedRun
  from mlflow.projects.utils import fetch_and_validate_project, get_or_create_run
label_desc: Use image node_id 2 for calling the DummySubmittedRun obj's underlying member method code with example usage: obj.wait() and returns: True