python3 抓取西刺網免費代理IP並驗證是否可用
阿新 • • 發佈：2018-12-16
爬取西祠網免費高匿代理IP並驗證是否可用存到csv檔案
#匯入模組 import requests import chardet import random from scrapy.selector import Selector from telnetlib import Telnet #這是用來驗證IP是否可用 import time def getXici(url): #定義一個抓取函式 user_agent = [ #瀏覽器頭部 "Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10_6_8; en-us) AppleWebKit/534.50 (KHTML, like Gecko) Version/5.1 Safari/534.50", "Mozilla/5.0 (Windows; U; Windows NT 6.1; en-us) AppleWebKit/534.50 (KHTML, like Gecko) Version/5.1 Safari/534.50", "Mozilla/5.0 (Windows NT 10.0; WOW64; rv:38.0) Gecko/20100101 Firefox/38.0", "Mozilla/5.0 (Windows NT 10.0; WOW64; Trident/7.0; .NET4.0C; .NET4.0E; .NET CLR 2.0.50727; .NET CLR 3.0.30729; .NET CLR 3.5.30729; InfoPath.3; rv:11.0) like Gecko", "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Trident/5.0)", "Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0; Trident/4.0)", "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0)", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)", "Mozilla/5.0 (Macintosh; Intel Mac OS X 10.6; rv:2.0.1) Gecko/20100101 Firefox/4.0.1", "Mozilla/5.0 (Windows NT 6.1; rv:2.0.1) Gecko/20100101 Firefox/4.0.1", "Opera/9.80 (Macintosh; Intel Mac OS X 10.6.8; U; en) Presto/2.8.131 Version/11.11", "Opera/9.80 (Windows NT 6.1; U; en) Presto/2.8.131 Version/11.11", "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_0) AppleWebKit/535.11 (KHTML, like Gecko) Chrome/17.0.963.56 Safari/535.11", "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Maxthon 2.0)", "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; TencentTraveler 4.0)", "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1)", "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; The World)", "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; SE 2.X MetaSr 1.0; SE 2.X MetaSr 1.0; .NET CLR 2.0.50727; SE 2.X MetaSr 1.0)", "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; 360SE)", "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Avant Browser)", "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1)", "Mozilla/5.0 (iPhone; U; CPU iPhone OS 4_3_3 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Version/5.0.2 Mobile/8J2 Safari/6533.18.5", "Mozilla/5.0 (iPod; U; CPU iPhone OS 4_3_3 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Version/5.0.2 Mobile/8J2 Safari/6533.18.5", "Mozilla/5.0 (iPad; U; CPU OS 4_3_3 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Version/5.0.2 Mobile/8J2 Safari/6533.18.5", "Mozilla/5.0 (Linux; U; Android 2.3.7; en-us; Nexus One Build/FRF91) AppleWebKit/533.1 (KHTML, like Gecko) Version/4.0 Mobile Safari/533.1", "MQQBrowser/26 Mozilla/5.0 (Linux; U; Android 2.3.7; zh-cn; MB200 Build/GRJ22; CyanogenMod-7) AppleWebKit/533.1 (KHTML, like Gecko) Version/4.0 Mobile Safari/533.1", "Opera/9.80 (Android 2.3.4; Linux; Opera Mobi/build-1107180945; U; en-GB) Presto/2.8.149 Version/11.10", "Mozilla/5.0 (Linux; U; Android 3.0; en-us; Xoom Build/HRI39) AppleWebKit/534.13 (KHTML, like Gecko) Version/4.0 Safari/534.13", "Mozilla/5.0 (BlackBerry; U; BlackBerry 9800; en) AppleWebKit/534.1+ (KHTML, like Gecko) Version/6.0.0.337 Mobile Safari/534.1+", "Mozilla/5.0 (hp-tablet; Linux; hpwOS/3.0.0; U; en-US) AppleWebKit/534.6 (KHTML, like Gecko) wOSBrowser/233.70 Safari/534.6 TouchPad/1.0", "Mozilla/5.0 (SymbianOS/9.4; Series60/5.0 NokiaN97-1/20.0.019; Profile/MIDP-2.1 Configuration/CLDC-1.1) AppleWebKit/525 (KHTML, like Gecko) BrowserNG/7.1.18124", "Mozilla/5.0 (compatible; MSIE 9.0; Windows Phone OS 7.5; Trident/5.0; IEMobile/9.0; HTC; Titan)", "UCWEB7.0.2.37/28/999", "NOKIA5700/ UCWEB7.0.2.37/28/999", "Openwave/ UCWEB7.0.2.37/28/999", "Mozilla/4.0 (compatible; MSIE 6.0; ) Opera/UCWEB7.0.2.37/28/999", # iPhone 6： "Mozilla/6.0 (iPhone; CPU iPhone OS 8_0 like Mac OS X) AppleWebKit/536.26 (KHTML, like Gecko) Version/8.0 Mobile/10A5376e Safari/8536.25", ] html = requests.get( url, headers = {'User-Agent':random.choice(user_agent)} ) code = chardet.detect(html.content)['encoding'] #尋找編碼格式 html.encoding = code #解碼 selector = Selector(text=html.text) #獲取的網頁內容 parent = selector.css('#ip_list')[0] trs = parent.xpath('//tr') trs.pop(0) #尋找標籤 ip_list = [] for each in trs: #通過迴圈抓取欄位 ip = each.xpath('./td[2]/text()').extract()[0] port = each.xpath('./td[3]/text()').extract()[0] ip_type = each.xpath('./td[6]/text()').extract()[0] ip_time = each.xpath('./td[9]/text()').extract()[0] if '分' in ip_time or '秒' in ip_time: #剔除時間為秒和分的IP continue ip_list.append([ip,port,ip_type,ip_time]) #建立一個空列表用來儲存可用ip變數 avl_ip = [] print('一共有',len(ip_list),'個待驗證') for i,each in enumerate(ip_list): time.sleep(1) try: # print(each) print('正在驗證第',i+1,'個ip：',each[0]+':'+each[1]) Telnet(each[0],each[1],timeout=1) print(each[0]+':'+each[1],'可用') avl_ip.append(each) except: print(each[0]+':'+each[1],'不可用') 驗證IP是否可用，可用的儲存到列表中 return avl_ip
def for_scrapy(avl_ip): ips = [] #儲存拼接好的IP #拼接ip for each in avl_ip: eachip = each[2]+'://'+each[0]+':'+each[1] ips.append(eachip) return ips def save(ips): #儲存自己規定儲存的格式 print('正在寫入記事本...') ip_str = 'ips='+str(ips) ip_str = ip_str.replace(',',',\n') with open('ips.txt','w',encoding='utf-8') as f: f.write(ip_str) def main(n): #主函式呼叫上面的函式 for i in range(1,n): url = 'http://www.xicidaili.com/nn/'+str(i) #每迴圈一次換一頁抓取 avl_ip=getXici(url) ips=for_scrapy(avl_ip) save(ips) main(2)