'Delete the current stage--it\'s reported progress, and contribution to the total # of stages'

def cancel_current_stage(self, stage_status=None, notes=None):

    logging.info(('Cancelling    stage    %s    of    process    %s' % (self.stage_name, self.process_name)))
    self.stage_percent = 0.0
    self.stage_name = None
    self.stage_status = (stage_status or 'cancelled')
    self.notes = notes
    self.process_percent = self._compute_process_percent()
    self.save()
