Python web自动化爬虫-selenium/处理验证码/Xpath
# coding:utf-8 import time import random from time import sleep from csv import writer from selenium import webdriver from selenium.webdriver.common.by import By from chaojiying import Chaojiying_Client from selenium.webdriver import ActionChains driver = webdriver.Chrome() #打开网页 def open_web(search_name): driver.get("https://www.izaiwen.cn/pro/sonE-stwE08?psnname={}".format(search_name)) time.sleep(6) #加载cookie # with open("cookies.json", "r") as file: # cookies = json.load(file) cookies = [{'name': 'HMACCOUNT', 'value': 'xxxxxxxxx'}, {'name': 'heiheihei', 'value': 'xxxxxxxxx'}, {'name': 'hahaha', 'value': 'xxxxxxx'}, {'name': '_', 'value': 'xxxxxxxxxxx'}, {'name': 'acw', 'value': 'xxxxxxxxxxxx'}, {'name': 'cer', 'value': 'xxxxxxxxxx'}, {'name': 'ession', 'value': 'xxxxxxxxxx'}, {'name': 'userId', 'value': 'xxxxx'}, {'name': 'uuid', 'value': 'xxxxxxxxxxxxxxxxxxx'}, ] for cookie in cookies: driver.add_cookie(cookie) time.sleep(5) driver.refresh() time.sleep(random.randrange(5,10)) #检测是否在验证码页面 def check_condition(): header=driver.title#提取页面标题 # header=driver.find_element(By.XPATH,'/html/head/title').text 此方法无效,只能取出空字符串 print(header) if header == '请完成安全验证': #如果在验证码页面返回f值 return 'f' else: return 't' #基于xpath定位标签获取数据 def get_information(): parent_element=driver.find_elements(By.XPATH,'.//div[@class="item-box layui-card "]') for child_element in parent_element: target_element=child_element.find_elements(By.XPATH,'.//div[@class="layui-col-xs4"]') print(name) info='' for n in target_element: info+=n.text#提取标签中的数据 info+=',' print(info) list_data=[name,info] #保存数据 with open("信息.csv", "a", newline="") as f_object: writer_object = writer(f_object) writer_object.writerow(list_data) time.sleep(5) #自动识别验证码并提交至超级鹰打码平台识别 def anti_anti_spider(): #找到包含验证码的元素 img=driver.find_element(By.XPATH,'.//div[@id="aliyunCaptcha-window-embed"]') #对此元素进行截图 img.screenshot('D:/SeleniumX/yzm.png') #由于新版本的selenium的点击定位是从元素中心点开始,因此计算元素的尺寸来使点击从左上角开始 img_half_width = float(img.rect['width'])/2 img_half_height = float(img.rect['height'])/2 #初始化超级鹰代码,需要从其官网下载代码放到此文件相同文件夹中并导入 chaojiying = Chaojiying_Client('', '', '')#账号,密码,软件ID #提交到平台并获得结果 im = open('D:/SeleniumX/yzm.png', 'rb').read() yzm_result=chaojiying.PostPic(im, 9101)['pic_str'] time.sleep(10) print(yzm_result) # for index in result.split('|'): #以"|"进行分割,得到一个列表,并循环出每一个字的坐标,在这里因为只返回一个结果所以不需要 x = float(yzm_result.split(',')[0]) # 得到x轴的坐标 y = float(yzm_result.split(',')[1]) # 得到y轴的坐标 #使用动作链模拟点击操作 action = ActionChains(driver) #创建动作链,y).click().perform() action.move_to_element_with_offset(img,x-img_half_width,y-img_half_height).click().perform() time.sleep(10) #主程序 list_name=[]#需要爬取的人名,用于构建页面url for name in list_name: open_web(name)#打开该网页 flag=check_condition()#检测是否触发了验证码 print(flag) if flag == 'f':#若触发了验证码,开始识别并点击验证码 time.sleep(30) anti_anti_spider() time.sleep(15) get_information() else: time.sleep(5) get_information() time.sleep(random.randrange(10,30)) print(name)