Requests grab fire ticket data

1. Data interface

https://kyfw.12306.cn/otn/lcxxcx/query?purpose_codes=adult&querydate=2016-08-01&from_station=ncg& To_station=czq

Returned is the 2015-8-01 Nanchang to Chenzhou train ticket information, in the form of JSON.

The data looks like this:

{    "Validatemessagesshowid":"_validatormessage",    "Status": true,"Httpstatus": 200,    "Data":{            "datas":[                        {                             "Train_no":"5u000g140101",                             "Station_train_code":"G1401",                             "Start_station_telecode":"NXG",                             "Start_station_name":"Nanchang West",                             "End_station_telecode":"IZQ",                             "End_station_name":"Guangzhou South",                             "From_station_telecode":"NXG",                             "From_station_name":"Nanchang West",                             "To_station_telecode":"ICQ",                             "To_station_name":"Chenzhou West",                             "start_time":"07:29",                             "Arrive_time":"10:42",                             "day_difference":"0",                             ...                             "Swz_num":"No"                        },                        {                              ...                        } ]}

2. Get GZ to Shenzhen train ticket data

ImportRequestsImportJSONclassTrainticketssprider:defGetticketsinfo (self,purpose_codes,querydate,from_station,to_station): Self.url='https://kyfw.12306.cn/otn/lcxxcx/query?purpose_codes=%s&queryDate=%s&from_station=%s&to_ station=%s'%(purpose_codes,querydate,from_station,to_station) self.headers= {                    "Accept":"Text/html,application/xhtml+xml,application/xml;",                    "accept-encoding":"gzip",                    "Accept-language":"zh-cn,zh;q=0.8",                    "user-agent":"mozilla/5.0 (Windows NT 6.1; WOW64) applewebkit/537.36 (khtml, like Gecko) chrome/42.0.2311.90 safari/537.36"} self. Ticketsession=requests. Session () self. Ticketsession.verify= False#Turn off HTTPS authenticationSelf. Ticketsession.headers =self.headersTry: Self.resp_json=Self . Ticketsession.get (self.url) Self.ticketsdatas= Json.loads (Self.resp_json.text) ["Data"]["datas"]            returnSelf.ticketsdatasexceptException as E:Print(e)defIszero (num):ifnum = ='--' or 'No':        return '0'    Else:        returnNumdefMain (): Purpose_codes='Adult'querydate='2016-08-01'from_station='Gzq'to_station='Szq'Ticketsprider=Trainticketssprider () Res=ticketsprider.getticketsinfo (purpose_codes,querydate,from_station,to_station) forI,ticketinfoinchEnumerate (res):Print(U"n°:%s"%ticketinfo["Station_train_code"])                Print(U"Start Station:%s"%ticketinfo["Start_station_name"])                Print(U"Destination:%s"%ticketinfo["To_station_name"])                Print(U"driving time:%s"%ticketinfo["start_time"])                Print(U"arrival time:%s"%ticketinfo["Arrive_time"])                Print(U"second-waiting seat left:%s ticket"% (ticketinfo["Ze_num"]))                Print(U"one seat left:%s ticket"% (ticketinfo["Zy_num"]))                Print(U"Business seatstill left:%s ticket"% (ticketinfo["Swz_num"]))Print(U"no seat left:%s ticket"% (ticketinfo["Wz_num"]))                Print(U"whether there is a ticket:%s"%ticketinfo["Canwebbuy"])                Print("**********************************")if __name__=='__main__': Main ()

The results are as follows:

N°: G6205
Starting Station: Guangzhou South
Destination: Shenzhen North
Driving time: 07:20
Arrival time: 07:57
Second-level seats left: 708 tickets
One seat left: 108 tickets
Business seats left: 24 tickets
There is no seat left: no ticket
Whether there is a ticket: Y

Requests fetching fire ticket data