from selenium import webdriver
from selenium.webdriver.common.by import By
from selenium.webdriver.support.ui import WebDriverWait
from selenium.webdriver.support import expected_conditions as EC
class Qiangpiao(object):
def __init__(self):
# 登录的url
self.login_url = "https://kyfw.12306.cn/otn/login/init"
# 登录成功后的url
self.init_my_url = "https://kyfw.12306.cn/otn/index/initMy12306"
# 查询余票界面
self.search_url = "https://kyfw.12306.cn/otn/leftTicket/init"
self.driver = webdriver.Chrome()
def wait_input(self):
self.from_station = input("出发地:")
self.to_station = input("目的地:")
# 时间格式必须是:yyyy-MM-dd
self.depart_time = input("出发时间:")
self.passengers = input("乘客姓名(如有多个乘客,用英文逗号隔开):").split(",")
self.trains = input("车次(如有多个车次,用英文逗号隔开):").split(",")
def _login(self):
self.driver.get(self.login_url)
# 显示等待
# 隐式等待
WebDriverWait(self.driver, 1000).until(
EC.url_to_be(self.init_my_url)
)
print("登陆成功")
def _order_ticket(self):
# 1.跳转到查余票的界面
self.driver.get(self.search_url)
# 2.等待出发地是否输入正确
WebDriverWait(self.driver, 1000).until(
EC.text_to_be_present_in_element_value((By.ID, "fromStationText"), self.from_station)
)
# 3.等待目的地是否输入正确
WebDriverWait(self.driver, 1000).until(
EC.text_to_be_present_in_element_value((By.ID, "toStationText"), self.to_station)
)
# 4.等待出发日期是否输入正确
WebDriverWait(self.driver, 1000).until(
EC.text_to_be_present_in_element_value((By.ID, "train_date"), self.depart_time)
)
# 5.等待查询日期是否可用
WebDriverWait(self.driver, 1000).until(
EC.element_to_be_clickable((By.ID, "query_ticket"))
)
# 6.如果能够被点击了,那么就找到这个查询按钮,执行点击事件
searchBtn = self.driver.find_element_by_id("query_ticket")
searchBtn.click()
def run(self):
self.wait_input()
self._login()
self._order_ticket()
if __name__ == '__main__':
spider = Qiangpiao()
spider.run()