code: def description(self):
          
          if self._description is None:
              text = '\n'.join(self.__doc__.splitlines()[1:]).strip()
              lines = []
              for line in map(str.strip, text.splitlines()):
                  if line and lines:
                      lines[-1] = ' '.join((lines[-1], line))
                  elif line:
                      lines.append(line)
                  else:
                      lines.append('')
              self._description = '\n'.join(lines)
          return self._description
docs: A user-friendly description of the handler.
  
          Returns:
            :py:class:`str`: The handler's description.