230c230
<     def _parse_metadata(self, document, source_path):
---
>     def _parse_metadata(self, document, source_path, nowarning_about_missing_title):
236,240c236,241
<         if document.first_child_matching_class(docutils.nodes.title) is None:
<             logger.warning(
<                 'Document title missing in file %s: '
<                 'Ensure exactly one top level section',
<                 source_path)
---
>         if nowarning_about_missing_title is False:
>             if document.first_child_matching_class(docutils.nodes.title) is None:
>                 logger.warning(
>                     'Document title missing in file %s: '
>                     'Ensure exactly one top level section',
>                     source_path)