使い方
# Selenium用オプション
option = Options()
options = webdriver.ChromeOptions()
options.add_argument('--user-agent=' + 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.61 Safari/537.36')
参考
https://tachitechi.com/change-user-agent-with-selenium/