code: def test_doc_filling(obj):
      """Test that docs are filled properly."""
      doc = obj.__doc__
      assert "verbose : " in doc
  
imports: import webbrowser
  import pytest
  from mne import grade_to_tris, open_docs
  from mne.utils import catch_logging, copy_doc, copy_function_doc_to_method_doc, deprecated, deprecated_alias, legacy, linkcode_resolve
label_desc: Use image node_id 1 for calling a global function with example usage: test_doc_filling(obj) without return types