I'm checking the python3.5 On 2015-09-27 there is a good build: https://buildd.debian.org/status/fetch.php?pkg=pyparted&arch=amd64&ver=3.10.7-1%2Bb1&stamp=1443335757
And here says that one time was ok https://release.debian.org/transitions/html/python3.5.html regards, -- Herbert Parentes Fortes Neto (hpfn)