Add -U flag for installing nightly wheels
Add -U flag for installing nightly wheels
pllim/astropy,astropy/astropy,pllim/astropy,astropy/astropy,lpsinger/astropy,larrybradley/astropy,astropy/astropy,lpsinger/astropy,StuartLittlefair/astropy,larrybradley/astropy,mhvk/astropy,pllim/astropy,larrybradley/astropy,pllim/astropy,mhvk/astropy,mhvk/astropy,lpsinger/astropy,lpsinger/astropy,StuartLittlefair/astropy,mhvk/astropy,StuartLittlefair/astropy,astropy/astropy,larrybradley/astropy,mhvk/astropy,larrybradley/astropy,lpsinger/astropy,StuartLittlefair/astropy,StuartLittlefair/astropy,pllim/astropy,astropy/astropy