code: async def _sasl_abort(self, timeout=False):
          
          if timeout:
              self.logger.error('SASL authentication timed out: aborting.')
          else:
              self.logger.error('SASL authentication aborted.')
  
          if self._sasl_timer:
              self._sasl_timer.cancel()
  
              self._sasl_timer = None
  
          # We're done here.
          await self.rawmsg('AUTHENTICATE', ABORT_MESSAGE)
          await self._capability_negotiated('sasl')
docs: Abort SASL authentication.