code: def test_data_convert_help(run: Callable[..., RunResult]):
      output = run("--help")
  
      help_text = f"""usage: {RASA_EXE} [-h] [--version]
              {{init,run,shell,train,interactive,telemetry,test,visualize,data,export,x,evaluate}}
              ..."""
  
      lines = help_text.split("\n")
      # expected help text lines should appear somewhere in the output
      printed_help = set(output.outlines)
      for line in lines:
          assert line in printed_help
  
file_path: rasa/tests/cli/test_cli.py
imports: from pathlib import Path
  from typing import Callable
  from pytest import Testdir, RunResult
  import pytest
  import sys
  from tests.cli.conftest import RASA_EXE
label_desc: Use image node_id 2 for calling a global function with example usage: test_data_convert_help(run) without return types