Code review comment for ~mitchdz/ubuntu/+source/python2.7:mitch/python2.7_flag_opt

Thanks Lena! I added your suggestions.

I think the print messages I made could be a little much, what do you think? I'd potentially like to shorten it, maybe something like this:

There is a workaround to now inherit optimization CFLAGS when compiling wheels.
To enable this, set APPLY_LP2002043_UBUNTU_CFLAGS_WORKAROUND in your
environment. See LP: https://launchpad.net/bugs/2002043 for further context.