code: async def blow_out(self, mount):
          
          this_pipette = self._attached_instruments[mount]
          if not this_pipette:
              raise top_types.PipetteNotAttachedError(
                  "No pipette attached to {} mount".format(mount.name))
  
          self._backend.set_active_current(Axis.of_plunger(mount),
                                           this_pipette.config.plunger_current)
          try:
              await self._move_plunger(
                  mount, this_pipette.config.blow_out)
          except Exception:
              self._log.exception('Blow out failed')
              raise
          finally:
              this_pipette.set_current_volume(0)
docs: Force any remaining liquid to dispense. The liquid will be dispensed at
          the current location of pipette