这里是加粗文字
#coding = utf-8
from selenium import webdriver
import time
#类封装
class SeleniumDriver:
def init(self,browser):
self.driver = self.open_browser(browser)

def open_browser(self,browser):
    try:
        if browser == 'chrome':
            driver = webdriver.Chrome()
        else:
            driver = webdriver.Firefox()
        return driver
    except:
        print('打开浏览器失败')
        return None

def get_url(self,url):
    if self.driver != None: 
        if 'http://' in url:
            self.driver.get(url)
        else:
            print('URL有问题')
    else:
        print('case失败')
    self.driver.quit()

def handle_windows(self,*args):
    value = len(args)
    if value == 1:
        if args[0] == 'max':
            self.driver.maximize_window()
        elif args[0] == 'min':
            self.driver.minimize_window()
        elif args[0] == 'back':
            self.driver.back()
        elif args[0] == 'forward':
            self.driver.forward()
        else:
            self.driver.refresh()
    elif value == 2:
        self.driver.set_window_size()
    else:
        print('参数错误')
    time.sleep(5)
    self.driver.quit()

selenium_driver = SeleniumDriver(‘chrome’)
selenium_driver.handle_windows(‘max’)