Catch broad class of exceptions when attempting to import from astropy.tests--I found at least one case where, on older versions of Astropy, that 'import astropy.tests' results in loading the bundled pytest which fails for some reason.
Catch broad class of exceptions when attempting to import from astropy.tests--I found at least one case where, on older versions of Astropy, that 'import astropy.tests' results in loading the bundled pytest which fails for some reason.

embray/astropy_helpers,bsipocz/astropy-helpers,dpshelio/astropy-helpers,larrybradley/astropy-helpers,dpshelio/astropy-helpers,bsipocz/astropy-helpers,embray/astropy_helpers,larrybradley/astropy-helpers,embray/astropy_helpers,Cadair/astropy-helpers,Cadair/astropy-helpers,embray/astropy_helpers,astropy/astropy-helpers,astropy/astropy-helpers,bsipocz/astropy-helpers,larrybradley/astropy-helpers