第利用Python實(shí)現(xiàn)模擬登錄知乎logger=createLogger('mylogger','temp/logger.log')

logger.debug('loggerdebugmessage')

('loggerinfomessage')

logger.warning('loggerwarningmessage')

logger.error('loggererrormessage')

logger.critical('loggercriticalmessage')

"""

defcreateLogger(self,logger_name,log_file):

#創(chuàng)建一個(gè)logger

logger=logging.getLogger(logger_name)

logger.setLevel(logging.INFO)

#創(chuàng)建一個(gè)handler，用于寫(xiě)入日志文件

fh=logging.FileHandler(log_file)

#再創(chuàng)建一個(gè)handler，用于輸出到控制臺(tái)

ch=logging.StreamHandler()

#定義handler的輸出格式formatter

formatter=logging.Formatter('%(asctime)s|%(name)s|%(levelname)s|%(message)s')

fh.setFormatter(formatter)

ch.setFormatter(formatter)

#給logger添加handler

logger.addHandler(fh)

logger.addHandler(ch)

returnlogger

關(guān)于模擬登錄知乎的源碼，保存在zhiHuLogin.py文件，內(nèi)容如下：

#-*-coding:utf-8-*-

CreatedonThuNov0217:07:172016

@author:liudiwei

importurllib

fromWSpiderimportWSpider

frombs4importBeautifulSoupasBS

importgetpass

importjson

importWLoggerasWLog

2016.11.03由于驗(yàn)證碼問(wèn)題暫時(shí)無(wú)法正常登陸

2016.11.04成功登錄，期間出現(xiàn)下列問(wèn)題

驗(yàn)證碼錯(cuò)誤返回：{"r":1,"errcode":1991829,"data":{"captcha":"驗(yàn)證碼錯(cuò)誤"},"msg":"驗(yàn)證碼錯(cuò)誤"}

驗(yàn)證碼過(guò)期：{"r":1,"errcode":1991829,"data":{"captcha":"驗(yàn)證碼回話無(wú)效:(","name":"ERR_VERIFY_CAPTCHA_SESSION_INVALID"},"msg":"驗(yàn)證碼回話無(wú)效:("}

登錄：{"r":0,"msg":"登錄成功"}

defzhiHuLogin():

spy=WSpider()

logger=spy.createLogger('mylogger','temp/logger.log')

homepage=r"/"

html=spy.opener.open(homepage).read()

soup=BS(html,"html.parser")

_xsrf=soup.find("input",{'type':'hidden'}).get("value")

#根據(jù)email和手機(jī)登陸得到的參數(shù)名不一樣，email登陸傳遞的參數(shù)是‘email'，手機(jī)登陸傳遞的是‘phone_num'

username=raw_input("Pleaseinputusername:")

password=getpass.getpass("Pleaseinputyourpassword:")

account_name=None

if"@"inusername:

account_name='email'

else:

account_name='phone_num'

#保存驗(yàn)證碼

("savecaptchatolocalmachine.")

captchaURL=r"/captcha.giftype=login"#驗(yàn)證碼url

spy.saveCaptcha(captcha_url=captchaURL,outpath="temp/captcha.jpg")#temp目錄需手動(dòng)創(chuàng)建

#請(qǐng)求的參數(shù)列表

post_data={

'_xsrf':_xsrf,

account_name:username,

'password':password,

'remember_me':'true',

'captcha':raw_input("Pleaseinputcaptcha:")

#請(qǐng)求的頭內(nèi)容

header={

'Accept':'*/*',

'Content-Type':'application/x-www-form-urlencoded;charset=UTF-8',

'X-Requested-With':'XMLHttpRequest',

'Referer':'/',

'Accept-Language':'en-GB,en;q=0.8,zh-CN;q=0.6,zh;q=0.4',

'Accept-Encoding':'gzip,deflate,br',

'User-Agent':'Mozilla/5.0(WindowsNT6.1;WOW64)AppleWebKit/537.36(KHTML,likeGecko)Chrome/53.0.2785.116Safari/537.36',

'Host':''

url=r"/login/"+account_name

spy.setRequestData(url,post_data,header)

resText=spy.getHtmlText()

jsonText=json.loads(resText)

ifjsonText["r"]==0:

("Loginsuccess!")

else:

logger.error("LoginFailed!")

logger.error("Errorinfo"+jsonText["msg"])

text=spy.opener.open(homepage).read()#重新打開(kāi)主頁(yè)，查看源碼可知此時(shí)已經(jīng)處于登錄狀態(tài)

spy.output(text,"out/home.html")#out目錄需手動(dòng)創(chuàng)建

if__name__=='__main__':

zhiHuLogin()

關(guān)于源碼的分析，可以參考代碼中的注解。

運(yùn)行結(jié)果

在控制臺(tái)中運(yùn)行pythonzhiHuLogin.py，然后按提示輸入相應(yīng)的內(nèi)容，最后可得到以下不同的