simplifications to parent commit
simplifications to parent commit

Those awkward bits had accumulated over several commits, ending up
looking really pointless, I just realised.

Signed-off-by: Yung-Chin Oei <e4c1ab9da74060df152545062ee274845648ed6c@yungchin.nl>

jofusa/pykafka,sontek/pykafka,sammerry/pykafka,thedrow/samsa,thedrow/samsa,appsoma/pykafka,benauthor/pykafka,wikimedia/operations-debs-python-pykafka,sontek/pykafka,fortime/pykafka,thedrow/samsa,yungchin/pykafka,aeroevan/pykafka,benauthor/pykafka,aeroevan/pykafka,sammerry/pykafka,benauthor/pykafka,fortime/pykafka,wikimedia/operations-debs-python-pykafka,jofusa/pykafka,yungchin/pykafka,wikimedia/operations-debs-python-pykafka,vortec/pykafka,tempbottle/pykafka,tempbottle/pykafka,vortec/pykafka,appsoma/pykafka