code: def test_slow_shutdown(capsys):
      out = _run_helper("--slow")
      assert fos._WAIT_INSTRUCTIONS not in out
  
imports: import os
  import sys
  import subprocess
  import fiftyone
  import fiftyone.core.session.session
label_desc: Use image node_id 2 for calling a global function with example usage: test_slow_shutdown(capsys) without return types