Fix pep8 on controllers stream
Fix pep8 on controllers stream

chrisdamba/mining,chrisdamba/mining,AndrzejR/mining,seagoat/mining,jgabriellima/mining,AndrzejR/mining,mining/mining,avelino/mining,mlgruby/mining,seagoat/mining,mlgruby/mining,jgabriellima/mining,mining/mining,avelino/mining,mlgruby/mining