selenium 浏览器最大化

from time import sleep
from selenium import webdriver
from selenium.webdriver.chrome.options import  Options
options = Options()
#options.add_argument('--headless')
options.add_argument("start-maximized") #初始化就最大化
br = webdriver.Chrome(chrome_options=options)
br.maximize_window() #第一种加载完成后最大化


url = "https://www.tmall.com"
br.get(url)

size_Dict = br.get_window_size()
# 打印浏览器的宽和高
print("当前浏览器的宽：", size_Dict['width'])
print("当前浏览器的高：", size_Dict['height'])
# 设置浏览器的大小
br.set_window_size(width=500, height=1500, windowHandle="current")