third.py 文件源码

def __get_cookies(self, req):
        cookies = cookiejar.CookieJar()
        handler = request.HTTPCookieProcessor(cookies)
        opener = request.build_opener(handler)
        try:
            with opener.open(req) as f:
                if f.code == 200:
                    pattern = re.compile(r"<input.*?type='hidden'.*?name='csrfmiddlewaretoken'.*?value='(.*?)'.*>")
                    try:
                        self.csrfmiddlewaretoken = pattern.search(f.read().decode("utf-8")).group(1)
                        print("Achieved cookies and csrfmiddlewaretoken sucessfully")
                    except:
                        print("Achieved cookies sucessfully")
                    return cookies
                else:
                    print("Lost cookies")
        except error.URLError as e:
                if hasattr(e, "reason"):
                    print ("We failed to reach a server. Please check your url and read the Reason")
                    print ("Reason: {}".format(e.reason))
                elif hasattr(e, "code"):
                    print("The server couldn't fulfill the request.")
                    print("Error code: {}".format(e.code))
                exit()