Import Erfa exceptions from pyerfa.
Import Erfa exceptions from pyerfa.

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