playwright: local variable ‘page‘ referenced before assignment

1. 安装好playwright后，运行相关程序出现此错误，按照下述链接中的方法安装相关组件和浏览器驱动后，问题得以解决。

https://www.cnblogs.com/fengyangsheng/p/17531254.html

2. 安装playwright

pip install -i https://mirrors.aliyun.com/pypi/simple/ playwright

安装组件和浏览器驱动

playwright install