Comment by hoodchatham

> Pyodide and Cloudflare don't use the real network stack for http requests

Pyodide in browsers _can't_ use the real network stack because of fundamental security principles of browsers. With direct networking you could get around the CORS restrictions.

Thanks to Gyeongjae Choi's work, Pyodide in Node/Cloudflare can use direct sockets. See this section of the blog post: https://blog.cloudflare.com/python-workers-ga/#using-postgre...