Fix Python 2.x
Fix Python 2.x

bsipocz/astropy,DougBurke/astropy,saimn/astropy,joergdietrich/astropy,astropy/astropy,lpsinger/astropy,larrybradley/astropy,aleksandr-bakanov/astropy,MSeifert04/astropy,funbaker/astropy,saimn/astropy,pllim/astropy,stargaser/astropy,kelle/astropy,dhomeier/astropy,dhomeier/astropy,MSeifert04/astropy,joergdietrich/astropy,bsipocz/astropy,joergdietrich/astropy,StuartLittlefair/astropy,saimn/astropy,lpsinger/astropy,funbaker/astropy,joergdietrich/astropy,MSeifert04/astropy,kelle/astropy,AustereCuriosity/astropy,pllim/astropy,lpsinger/astropy,larrybradley/astropy,StuartLittlefair/astropy,StuartLittlefair/astropy,pllim/astropy,mhvk/astropy,tbabej/astropy,saimn/astropy,tbabej/astropy,lpsinger/astropy,aleksandr-bakanov/astropy,larrybradley/astropy,kelle/astropy,dhomeier/astropy,MSeifert04/astropy,funbaker/astropy,pllim/astropy,AustereCuriosity/astropy,lpsinger/astropy,stargaser/astropy,AustereCuriosity/astropy,astropy/astropy,AustereCuriosity/astropy,DougBurke/astropy,stargaser/astropy,dhomeier/astropy,mhvk/astropy,mhvk/astropy,DougBurke/astropy,mhvk/astropy,pllim/astropy,larrybradley/astropy,astropy/astropy,tbabej/astropy,bsipocz/astropy,dhomeier/astropy,StuartLittlefair/astropy,tbabej/astropy,tbabej/astropy,kelle/astropy,astropy/astropy,aleksandr-bakanov/astropy,larrybradley/astropy,StuartLittlefair/astropy,joergdietrich/astropy,DougBurke/astropy,saimn/astropy,astropy/astropy,kelle/astropy,stargaser/astropy,funbaker/astropy,mhvk/astropy,aleksandr-bakanov/astropy,bsipocz/astropy,AustereCuriosity/astropy