code: def p_content(self, content):
          '''content : TITLE opttexts VERSION opttexts sections
                     | TITLE STATESTAG VERSION opttexts states_sections'''
          content[0] = self.doctype(content[1], content[3], content[4], content[5])
          if self.toc:
              self.toc.set_articles([a for a in content[0].sections if isinstance(a, Article)]f p_content(self, content):
          '''content : TITLE opttexts VERSION opttexts sections
                     | TITLE STATESTAG VERSION opttexts states_sections'''
          content[0] = self.doctype(content[1], content[3], content[4], content[5])
          if self.toc:
              self.toc.set_articles([a for a in content[0].sections if isinstance(a, Article)])
docs: content : TITLE opttexts VERSION opttexts sections
                     | TITLE STATESTAG VERSION opttexts states_sections