import json
import re
from json import JSONDecodeError

import splider

def parse_price(str):
    # print('hello y',str)
    try:
        data = json.loads(str)
        if data and 'Prices' in data.keys():
            prices = data.get('Prices')
            print(prices)
            # print('has this key')
            # yield data.get('Prices')
        else:
            print('none')
    except JSONDecodeError:
        pass
    # print('data', data)

def main():
    dcity = 'CKG'
    acity = 'BAV'
    url = 'http://flights.ctrip.com/Domestic/ajax/Get90DaysLowestPrice?dcity=' + dcity + '&acity=' + acity + '&searchType=S&r=0.6407060386512053'
    # print(url)
    # url = "http://flights.ctrip.com/?utm_source=baidu&utm_medium=cpc&utm_campaign=baidu97&campaign=CHNbaidu97&adid=flight&gclid=&isctrip=T"
    html = splider.get_one_page(url)
    # print(html)
    parse_price(html)
    # for fly_date in parse_price(html):
    #     i = 0
    #     print(fly_date.keys(), i)
    #     i = i+1
    #     print(fly_date.get('2018-02-04'))


#从携程网站中爬取某线路的票价
if __name__ == '__main__':
    main()