code: def with_text(self, text, markdown=None):
          '''Set text content.
  
          :param text: text content.
          :param markdown: is markdown? Defaults to ``False``.
          '''
          self._text = text
          self._markdown = markdown or False
  
          return self with_text(self, text, markdown=None):
          '''Set text content.
  
          :param text: text content.
          :param markdown: is markdown? Defaults to ``False``.
          '''
          self._text = text
          self._markdown = markdown or False
  
          return self
docs: Set text content.
  
          :param text: text content.
          :param markdown: is markdown? Defaults to ``False``.