docs: def switch_format(self, gsr):
          """ Convert the Wharton GSR format into the studyspaces API format. """
          if "error" in gsr:
              return gsr
          categories = {
              "cid": 1,
              "name": "Huntsman Hall",
              "rooms": []
          }
  
          for time in gsr["times"]:
              for entry in time:
                  entry["name"] = entry["room_number"]
                  del entry["room_number"]
                  start_time_str = entry["start_time"]
                  end_time = datetime.datetime.strptime(start_time_str[:-6], '%Y-%m-%dT%H:%M:%S') + datetime.timedelta(minutes=30)
                  end_time_str = end_time.strftime("%Y-%m-%dT%H:%M:%S") + "-{}".format(self.get_dst_gmt_timezone())
                  time = {
                      "available": not entry["reserved"],
                      "start": entry["start_time"],
                      "end": end_time_str,
                  }
                  exists = False
                  for room in categories["rooms"]:
                      if room["name"] == entry["name"]:
                          room["times"].append(time)
                          exists = True
                  if not exists:
                      del entry["booked_by_user"]
                      del entry["building"]
                      if "reservation_id" in entry:
                          del entry["reservation_id"]
                      entry["lid"] = 1
                      entry["gid"] = 1
                      entry["capacity"] = 5
                      entry["room_id"] = int(entry["id"])
                      del entry["id"]
                      entry["times"] = [time]
                      del entry["reserved"]
                      del entry["end_time"]
                      del entry["start_time"]
                      categories["rooms"].append(entry)
          return {"categories": [categories], "rooms": categories["rooms"]}