[Python-Dev] Mercurial migration readiness

["Martin v. Löwis"]

> Experimenting with the mirror *today* without trying to push changes
> back would give those users a chance to do "familiarization" drills with
> the majority of mercurial's features, with the exception of the final push.

That's true. However, for those users, I'd rather recommend to use hg on
an entirely independent project. That worked for me.

Regards,
Martin