selenium模拟浏览器操作

def bitalk_log(username,password):
    # 请求登录页面
    try:
        drive = webdriver.Chrome()
        url = 'https://steemconnect.com/oauth2/authorize?client_id=duozhuan&redirect_uri=https%3A%2F%2Fwww.bitalk.cc%2Fcallback%2F&scope='
        drive.get(url)
        # 睡眠2秒
        time.sleep(2)
        # 找到continue按钮点击进去
        drive.find_element_by_xpath("//button").click()
        # 休眠0.5秒钟后执行填写用户名和密码操作
        time.sleep(0.5)
        # 找到用户名输入用户名
        user = drive.find_element_by_id("username")
        user.send_keys(username)
        # 找到密码输入密码
        drive.find_element_by_id("password").send_keys(password)
        # 点击登录按钮实现登录
        drive.find_element_by_xpath("//button").click()
        # 登录成功后跳转首页，进行加载，休眠10秒加载页面
        time.sleep(20)
        # 点击进入发帖页面
        return drive
    except Exception as e:
        print("出现问题",e)
# 实现发帖
def fatie(drive,json):
            # 获取内容
            title1 = drive.find_element_by_xpath("//div[@class='StoryFull']/h1[@class='StoryFull__title']").text