Build an Event Loop

generator coroutines on a ready queue

Challenge 7 of Async & MessagingAdvanced~75 min

Write your own tiny asyncio-style event loop from scratch: a ready queue, generator-based coroutines that cooperate with yield, a virtual clock for sleep, and gather to run coroutines concurrently.

5 steps

1. 1The Ready Queue
2. 2Coroutines as Tasks
3. 3Return Values
4. 4Sleeping on a Virtual Clock
5. 5Running Coroutines Concurrently