RF: Silence some runtime warnings.
RF: Silence some runtime warnings.

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