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python selenium 最简单示例

使用 pip 安装  selenium

下载 chromedriver,添加在PATH中

# -*- coding: utf-8 -*-  
  
from selenium import webdriver  
from selenium.common.exceptions import TimeoutException  
from selenium.webdriver.support.ui import WebDriverWait # available since 2.4.0  
import time

# Create a new instance of the browser driver  
driver = webdriver.Chrome()  ##可以替换为IE(), Firefox()  Chrome() 
  
# go to the google home page  
driver.get("https://www.google.com")  
  
# find the element that‘s name attribute is q (the google search box)  
inputElement = driver.find_element_by_name("q")  
  
# type in the search  
inputElement.send_keys("Cheese!")
  
# submit the form. (although google automatically searches now without submitting)  
inputElement.submit()  
  
# the page is ajaxy so the title is originally this:  
print(driver.title) 
  
try:  
    # we have to wait for the page to refresh, the last thing that seems to be updated is the title  
    WebDriverWait(driver, 10).until(lambda driver : driver.title.lower().startswith("cheese!"))  
  
    # You should see "cheese! - Google Search"  
    print(driver.title)  
  
finally:  
    driver.quit()

 


python selenium 最简单示例