EXP: Try using pytest 3.9 [travis only]
EXP: Try using pytest 3.9 [travis only]

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