python火车票购买程序

import requestsfrom bs4 import BeautifulSoup# 搜索火车票def search_trains(origin, destination, date):    url = "https://example.com/search"    params = {"origin": origin, "destination": destination, "date": date}    response = requests.get(url, params=params)    soup = BeautifulSoup(response.text, "html.parser")    # 解析搜索结果    trains = []    for train in soup.find_all("div", class_="train"):        departure_time = train.find("div", class_="departure-time").text        arrival_time = train.find("div", class_="arrival-time").text        price = train.find("div", class_="price").text        trains.append({"departure_time": departure_time, "arrival_time": arrival_time, "price": price})    return trains# 预订火车票def book_train(train_id, passenger_name, card_number):    url = "https://example.com/book"    params = {"train_id": train_id, "passenger_name": passenger_name, "card_number": card_number}    response = requests.post(url, params=params)    return response.status_code == 200# 主程序origin = input("出发地：")destination = input("目的地：")date = input("日期：")trains = search_trains(origin, destination, date)# 显示搜索结果print("可用火车票：")for train in trains:    print(f"{train['departure_time']} - {train['arrival_time']} - {train['price']}")# 选择火车票train_id = input("选择火车票 ID：")# 输入乘客信息和支付信息passenger_name = input("乘客姓名：")card_number = input("卡号：")# 预订火车票status_code = book_train(train_id, passenger_name, card_number)# 显示预订结果if status_code == 200:    print("预订成功！")else:    print("预订失败。")