[vazamb]

Why this being downvoted:

You need to use a process pool in Python, thread pools are for I/O bound tasks and cannot use more than 1 core.

[nemothekid]

I didn't downvote him, but his response isn't at all relevant to what was being discussed. I was discussing the API design of asyncio and how they had to add the "loop" parameter to ensure the reactor would be thread safe by default.