第三方登录知乎

from selenium import webdriver
from selenium.webdriver.common.keys import Keys
from lxml import etree
import time

driver = webdriver.Chrome()
driver.implicitly_wait(5)
chrome_option = webdriver.ChromeOptions()
chrome_option.add_argument('--proxy--server=127.0.0.1:8080')#使用代理IP,告诉服务器这是人为操作
driver.get('https://www.zhihu.com/')
driver.implicitly_wait(6)
driver.find_element_by_xpath('//*[@id="root"]/div/main/div/div/div[3]/span[2]/div[2]').click()
# 等待扫码登录
time.sleep(15)
def start():
    search = driver.find_element_by_xpath('//*[@id="Popover1-toggle"]')
    search.send_keys("金融")
    search.send_keys(Keys.ENTER)
    driver.implicitly_wait(6)
    
    driver.find_element_by_xpath('//*[@id="root"]/div/main/div/div[1]/div/div/ul/li[2]/a').click()
    scroll()
    
def scroll():
    for i in range(400,2000,500):
        time.sleep(1)#延时，模拟人为加载
        js=f"document.documentElement.scrollTop={i}"#下拉加载
        driver.execute_script(js)
        user_link()
        
def user_link():
    source = driver.page_source
    html = etree.HTML(source)
    for links in html.xpath('//*[@id="SearchMain"]/div/div/div/div/div'):
        link = links.xpath('./div/div/div/div[2]/h2/div/span/div/div/a/@href')
        if int(len(link)) !=0:
            link = link[0]
            print (link)  
    
if __name__ == '__main__':
    start()