Cleanup unused local var warning
Cleanup unused local var warning

We're not using the `ext` local variable, so just ignore it by taking
the first element from the split - the filename.

scalixte-mdsol/pry,gfvcastro/pry,caporta/pry,geoffreylitt/pry,85x14/pry,raeno/pry,nju520/pry,geoffreylitt/pry,ooohiroyukiooo/pry,caporta/pry,nju520/pry,icebreaker/pry,85x14/pry,shockone/pry,josue804/debunker,printercu/pry,jasonm23/pry,shockone/pry,scalixte-mdsol/pry,printercu/pry,ooohiroyukiooo/pry,jasnow/pry,tdg5/pry,icebreaker/pry,tdg5/pry,ngpestelos/pry,jasnow/pry,josue804/debunker,bronzdoc/pry,bronzdoc/pry,raeno/pry,pvdb/pry,sferik/pry,ooohiroyukiooo/pry,sferik/pry,jasnow/pry,85x14/pry,jasonm23/pry,ngpestelos/pry,jasonm23/pry,nju520/pry,caporta/pry,raeno/pry,pvdb/pry,gfvcastro/pry,tdg5/pry,shockone/pry,scalixte-mdsol/pry