Remove unused imports
Remove unused imports

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