Python和Selenium对浏览器窗口进行处理的代码实例

# coding = utf-8

from selenium import webdriver

from time import sleep

driver = webdriver.Chrome()

driver.implicitly_wait(10)

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

first_window_handle = driver.current_window_handle #获取当前（百度首页）的窗口句柄

print('now handle is : ',first_window_handle) #打印百度首页窗口句柄

driver.find_element_by_id('jgwab').click() #点击打开新窗口

second_window_handle = driver.current_window_handle #再获取一次窗口句柄并打印

print('and now handle is : ', second_window_handle)

all_handles = driver.window_handles #获取所有窗口句柄

sleep(2)

for window in all_handles:

    if window != first_window_handle:

        print('and and now handle is : ', window)

        driver.switch_to.window(window) #切换到非百度首页的窗口

        driver.close() #关闭该窗口

sleep(2)

try:

    driver.find_element_by_id('kw').send_keys('test') #关闭窗口后操作百度首页元素

    driver.find_element_by_id('su').click()

except Exception as msg:

    print('error: ', msg) #如果有错误，打印错误信息

finally:

    driver.switch_to.window(first_window_handle) #切换到百度首页后再操作

    driver.find_element_by_id('kw').send_keys('try again')

    driver.find_element_by_id('su').click()

    sleep(2)

    driver.quit()

now handle is :  CDwindow-6CF04CE58FCA5EA42EC453509FFDF773

and now handle is :  CDwindow-6CF04CE58FCA5EA42EC453509FFDF773

and and now handle is :  CDwindow-C6EDDF33CAA9BC9330585B2DCB8A664B

error:  Message: no such window: target window already closed

from unknown error: web view not found

  (Session info: chrome=69.0.3497.92)

  (Driver info: chromedriver=...