You can’t use time.sleep() for this, or you’ll block the entire program. Instead, use asyncio.sleep() , which allows other coroutines to continue running. Use lower-level async in Python ...

Python dataclasses can make your Python classes less verbose and more powerful at the same time. Here's an introduction to using dataclasses in your Python programs.

We can then use other time references—such as days, weeks, or years—using a calendar standard as multiples of the second (see Gregorian Calendar as an example). UT1 ...