code: def test_show_versions(capsys):
      with ignore_warnings():
          show_versions()
          out, err = capsys.readouterr()
  
      assert "python" in out
      assert "numpy" in out
  
      info = threadpool_info()
      if info:
          assert "threadpoolctl info:" in out
  
imports: from sklearn.utils._show_versions import _get_deps_info, _get_sys_info, show_versions
  from sklearn.utils._testing import ignore_warnings
  from sklearn.utils.fixes import threadpool_info
label_desc: Use image node_id 3 for calling a global function with example usage: test_show_versions(capsys) without return types