python爬虫之selenium--多窗口操作

from selenium import webdriver
import unittest
import time


class Test_windowHandle(unittest.TestCase):
    def test_getwindowHandle(self):
        url = 'http://www.baidu.com'
        self.driver = webdriver.Chrome()
        self.driver.get(url)
        # 获取当前窗口句柄
        now_handle = self.driver.current_window_handle
        # 打印当前窗口句柄
        print(now_handle)
        self.driver.find_element_by_id('kw').send_keys('python')
        self.driver.find_element_by_id('su').click()
        time.sleep(3)
        self.driver.find_element_by_link_text('官网').click()
        time.sleep(5)
        all_handles = self.driver.window_handles
        print(self.driver.window_handles[-1])
        for handle in all_handles:
            if handle != now_handle:
                self.driver.switch_to.window(now_handle)  # 切换到原来的窗口
                print(handle)


test1 = Test_windowHandle()
test1.test_getwindowHandle()

CDwindow-7A4FB6B28A26B9F733880575DE519BBB
CDwindow-EB4CC0FE714BA702CFE7C93FEE21EF5E
CDwindow-EB4CC0FE714BA702CFE7C93FEE21EF5E