code: def test_tvmc_exist(platform, board):
      cmd_result = _run_tvmc(["micro", "-h"])
      assert cmd_result == 0
  
file_path: tvm/tests/micro/common/test_tvmc.py
imports: import pytest
  import subprocess
  import shlex
  import sys
  import logging
  import tempfile
  import pathlib
  import sys
  import os
  import shutil
  import tvm
  import tvm.testing
  from tvm.contrib.download import download_testdata
label_desc: Use image node_id 5 for calling a global function with example usage: test_tvmc_exist(platform, board) without return types