selenium-->下拉列表

import time

from selenium import webdriver
from selenium.webdriver.common.by import By
from selenium.webdriver.support.wait import WebDriverWait
from selenium.webdriver.support import expected_conditions as EC
from selenium.webdriver.common.action_chains import ActionChains
from selenium.webdriver.support.select import Select

driver =webdriver.Chrome()
driver.maximize_window()
driver.get("http://www.baidu.com")

#Select下拉框
#1、找到操作的元素，对象
# loc =(By.XPATH,'')
# sele =driver.find_element(*loc)
#2、初始化
# s =Select(sele)
#3、根据下标，value属性，文本选择值
# s.select_by_index(2)
# time.sleep(2)
# s.select_by_value("xls")
# time.sleep(2)
# s.select_by_visible_text("ppt")