PEP8 and pyflakes
PEP8 and pyflakes

beni55/dipy,Messaoud-Boudjada/dipy,FrancoisRheaultUS/dipy,StongeEtienne/dipy,StongeEtienne/dipy,rfdougherty/dipy,nilgoyyou/dipy,oesteban/dipy,JohnGriffiths/dipy,jyeatman/dipy,beni55/dipy,mdesco/dipy,rfdougherty/dipy,sinkpoint/dipy,demianw/dipy,JohnGriffiths/dipy,villalonreina/dipy,nilgoyyou/dipy,jyeatman/dipy,Messaoud-Boudjada/dipy,oesteban/dipy,sinkpoint/dipy,matthieudumont/dipy,villalonreina/dipy,mdesco/dipy,FrancoisRheaultUS/dipy,demianw/dipy,matthieudumont/dipy