document minimum required Python version
I tried to run swh
in a pristine Debian 9 box that comes with Python 3.5.3.
It got installed fine via pip
, but it cannot run since the CLI startup uses Python f-strings that were introduced in Python 3.6:
https://forge.softwareheritage.org/source/swh-core/browse/master/swh/core/sentry.py$15
Is this a known (and desired) limitation?
Migrated from T2917 (view on Phabricator)