Added the herd decorator to later.task - This decorator allows you to protect code from a thundering herd of coroutines. Only one call with the same arguments will be allowed through until the request is completed. In the future I will include some memorization decorators for caching results of coroutines.
Also included Support for cpython 3.11 and 3.12. Next release will drop support for 3.7
Also this is the first release using pyproject / flit