Advanced Python Development: Using Powerful Language Features in Real-World Applications

© Matthew Wilkes 2020

M. WilkesAdvanced Python Developmenthttps://doi.org/10.1007/978-1-4842-5793-7_8

8. Advanced asyncio

Matthew Wilkes¹ 

(1)

Leeds, West Yorkshire, UK

 

Now that we’ve decided that asyncio is an appropriate technology to use for our aggregation process, we need to ensure that the code we’re working from is production-quality. So far we’ve omitted any tests in the apd.aggregation codebase; it’s time to address that problem, as well as the problem of the blocking database integration that we mentioned in passing in the previous chapter.

Testing async code

We can use the existing tools we’ve been using to test our async code, but we need to make some minor adjustments to set up the async environment. One way to do this would be to modify ...