selenium--拖拽页面元素

from selenium import webdriver
import unittest
from selenium.webdriver import ActionChains
import time
class Test_dragpage(unittest.TestCase):
    def test_dragpageElement(self):
        url = 'http://jqueryui.com/resources/demos/draggable/scroll.html'
        self.driver = webdriver.Chrome()
        self.driver.get(url)
        # 获取第一，二，三能拖拽的元素
        drag1 = self.driver.find_element_by_id('draggable')
        drag2 = self.driver.find_element_by_id('draggable2')
        drag3 = self.driver.find_element_by_id('draggable3')
        # 创建一个新的ActionChains，将webdriver实例对driver作为参数值传入，然后通过WenDriver实例执行用户动作
        action_chains = ActionChains(self.driver)
        # 将页面上的第一个能被拖拽的元素拖拽到第二个元素位置
        action_chains.drag_and_drop(drag1, drag2).perform()
        # 将页面上的第三个能拖拽的元素，向右下拖动10个像素，共拖动5次
        for i in range(5):
            action_chains.drag_and_drop_by_offset(drag3, 10, 10).perform()
            time.sleep(2)
test1 = Test_dragpage()
test1.test_dragpageElement()