2-dragAndDrop.py

from selenium import webdriver
from selenium.webdriver.remote.webelement import WebElement
from selenium.webdriver import ActionChains

#driver = webdriver.PhantomJS()
driver = webdriver.Firefox()
driver.get('http://pythonscraping.com/pages/javascript/draggableDemo.html')

print(driver.find_element_by_id("message").text)

element = driver.find_element_by_id("draggable")
target = driver.find_element_by_id("div2")
actions = ActionChains(driver)
actions.drag_and_drop(element, target).perform()

print(driver.find_element_by_id("message").text)