P. L. Lim

Hard to tell at a glance, will have to dig more... ``` $ grep "reversed(" -r . ./astropy/io/ascii/misc.py: res = reversed(res) ./astropy/io/ascii/core.py: for replacement in reversed(self.fill_values): ./astropy/io/fits/hdu/base.py: for c in...

Started #10932 but I think this is too rushed for 4.2. How about we push to 4.3 to give more time for it to stew in dev to smoke out...

Started something at #10932 but I think I underestimated the effort needed, see https://github.com/astropy/astropy/pull/10932#issuecomment-719842355

`grep` + `sed` might not be too bad as a first pass. I don't think it can be fully automated, as some test/doctest/behavorial changes can be more subtle. `coordinates` is...

I am removing milestone from this issue.

Feel free to give it a stab. Thanks!

@taldcroft requested changes... maybe he should also re-review? 🙏

I rebased for you to reset the timer. FYI.

If you want to backport, please add a bugfix change log to justify this bump in a backport branch. Thanks!

Re: dropping pytest-astropy @astrofrog created that metapackage for astropy so he might have strong opinions.