code: def _check_cronjob(self):
          
          now = time.time()
          self._last_tick = int(self._last_tick)
          if now - self._last_tick < 1:
              return False
          self._last_tick += 1
          for project in itervalues(self.projects):
              if not project.active:
                  continue
              if project.waiting_get_info:
                  continue
              if int(project.min_tick) == 0:
                  continue
              if self._last_tick % int(project.min_tick) != 0:
                  continue
              self.on_select_task({
                  'taskid': '_on_cronjob',
                  'project': project.name,
                  'url': 'data:,_on_cronjob',
                  'status': self.taskdb.SUCCESS,
                  'fetch': {
                      'save': {
                          'tick': self._last_tick,
                      },
                  },
                  'process': {
                      'callback': '_on_cronjob',
                  },
              })
          return True
docs: Check projects cronjob tick, return True when a new tick is sended