Help with interpreting piuparts error

[Martin]

Hi,

I'm not sure how to interpret this 14799 lines piuparts log:
https://piuparts.debian.org/sid/fail/python-aiohttp-session-doc_2.9.0-2.log
It says "ERROR: FAIL: Installation and purging test."
Any idea what's wrong with the package? TIA!

Cheers