PEP8 and formatting fixes
PEP8 and formatting fixes

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