Python selenium抓取微博内容的示例代码

pip install selenium

from selenium import webdriverimport timeimport re#全局变量driver = webdriver.Chrome("C:/Program Files (x86)/Google/Chrome/Application/chromedriver.exe")def loginWeibo(username, password):  driver.get('https://passport.weibo.cn/signin/login')  time.sleep(1)  driver.find_element_by_id("loginName").send_keys("haishu_zheng@163.com")  driver.find_element_by_id("loginPassword").send_keys("Weibo01061122")  time.sleep(1)  driver.find_element_by_id("loginAction").click()  #driver.close()  def visitUserPage(userId):  driver.get('http://weibo.cn/' + userId)  print('********************')    print('用户资料')    # 1.用户id  print('用户id:' + userId)    # 2.用户昵称  strName = driver.find_element_by_xpath("//div[@class='ut']")  strlist = strName.text.split(' ')  nickname = strlist[0]  print('昵称:' + nickname)    # 3.微博数、粉丝数、关注数  strCnt = driver.find_element_by_xpath("//div[@class='tip2']")  pattern = r"/d+/.?/d*" # 匹配数字，包含整数和小数  cntArr = re.findall(pattern, strCnt.text)  print(strCnt.text)  print("微博数：" + str(cntArr[0]))  print("关注数：" + str(cntArr[1]))  print("粉丝数：" + str(cntArr[2]))    print('/n********************')  # 4.将用户信息写到文件里  with open("weibo.txt", "w", encoding = "gb18030") as file:    file.write("用户ID：" + userId + '/r/n')    file.write("昵称：" + nickname + '/r/n')    file.write("微博数：" + str(cntArr[0]) + '/r/n')    file.write("关注数：" + str(cntArr[1]) + '/r/n')    file.write("粉丝数：" + str(cntArr[2]) + '/r/n')      # 5.获取微博内容  # http://weibo.cn/ + userId + ? filter=0&page=1  # filter为0表示全部，为1表示原创  print("微博内容")    pageList = driver.find_element_by_xpath("//div[@class='pa']")  print(pageList.text)  pattern = r"/d+/d*"     # 匹配数字，只包含整数  pageArr = re.findall(pattern, pageList.text)  totalPages = pageArr[1]   # 总共有多少页微博  print(totalPages)    pageNum = 1     # 第几页  numInCurPage = 1      # 当前页的第几条微博内容  contentPath = "//div[@class='c'][{0}]"  while(pageNum <= 3):    #while(pageNum <= int(totalPages)):    contentUrl = "http://weibo.cn/" + userId + "?filter=0&page=" + str(pageNum)    driver.get(contentUrl)    content = driver.find_element_by_xpath(contentPath.format(numInCurPage)).text    # print("/n" + content) # 微博内容，包含原创和转发    if "设置:皮肤.图片.条数.隐私" not in content:      numInCurPage += 1      with open("weibo.txt", "a", encoding = "gb18030") as file:        file.write("/r/n" + "/r/n" + content)  # 将微博内容逐条写到weibo.txt中    else:      pageNum += 1            # 抓取新一页的内容      numInCurPage = 1          # 每一页都是从第1条开始抓        if __name__ == '__main__':  username = 'haishu_zheng@163.com'  # 输入微博账号  password = 'Weibo01061122'     # 输入密码  loginWeibo(username, password)   # 要先登录，否则抓取不了微博内容  time.sleep(3)  uid = 'xywyw'            # 寻医问药  visitUserPage(uid)