from selenium import webdriver

from selenium.webdriver.support.wait import WebDriverWait

from selenium.webdriver.support import expected_conditions as Ec

from selenium.webdriver.common.by import By

from selenium.webdriver.common.action_chains import ActionChains  # 鼠标操作的类

import time

driver = webdriver.Chrome()

driver.get("https://www.baidu.com/")

driver.maximize_window()

 # 输入柠檬班

driver.find_element_by_xpath('//input[@id="kw"]').send_keys("柠檬班")

# 点击百度一下按钮

driver.find_element_by_xpath('//input[@id="su"]').click()

# 定位 腾讯课堂 这个元素

WebDriverWait(driver,20).until(Ec.presence_of_element_located((By.XPATH,'//a[contains(text(),"自动化测试视频 - 百度云网盘 - 盘搜搜")]')))

time.sleep(2)

# 定位元素

ele = driver.find_element_by_xpath('//a[contains(text(),"自动化测试视频 - 百度云网盘 - 盘搜搜")]')

# 滚动

#driver.execute_script('arguments[0].scrollIntoView(false);',ele) 跟浏览器底部齐平

driver.execute_script('arguments[0].scrollIntoView();',ele)