code: def hits(app, sandbox):
      
      hit_list = list(_current_hits(_mturk_service_from_config(sandbox), app))
      out = Output()
      out.log(
          "Found {} hits for this experiment id: {}".format(
              len(hit_list), ", ".join(h["id"] for h in hit_list)
          )
      )
docs: List hits for an experiment id.