如何在硒匹配请求页面源中获取HTML页面源

Question

如何获取与python请求页面源相匹配的selenium页面的html源，即在下面的代码中如何从selenium中获取内容以匹配请求中的r？

硒

driver = webdriver.Chrome(executable_path="/usr/local/bin/chromedriver", chrome_options=options)
with contextlib.closing(driver) as browser:
    browser.get(link)
    content=browser.page_source

Python请求

r = request.urlopen(link).read().decode('utf-8')