code: def _get_md_files(self):
          
          all_f = _all_files_matching_ext(os.getcwd(), "md")
          exclusions = [
              "*.egg/*",
              "*.eggs/*",
              "*build/*"
          ] + self.exclusions
          return sorted([f for f in all_f if not _is_excluded(f, exclusions)])
docs: Get all markdown files.