[Python-Dev] Bazaar branches available (again) on Launchpad

David Lyon david.lyon at pythontest.org
Wed Jan 20 00:16:44 CET 2010


Hi Barry,

That looks very interesting...

So does that mean we could update the stdlib for a given
python version using this ?

David

> I've just updated the Launchpad mirrors for the 4 active Python branches,
> trunk, py3k, 2.6, and 3.1.  These used to mirror the defunct Bazaar
> branches
> on code.python.org but it's probably been 7 months or so since those were
> regularly updated.  Now the Launchpad branches sync against the read-only
> Subversion branches at http://svn.python.org, so they should remain
> up-to-date
> (within the re-sync timeframe of about 4 hours).
>
> This means you can once again use Bazaar to get local branches of Python,
> and
> you can of course push your own branches to Launchpad.  I believe you can
> even
> use the bzr-svn plugin to commit changes back to the Subversion master,
> though
> I have not yet tried this.
>
> To get a local branch, just do any of the following:
>
>     % bzr branch lp:python (for trunk)
>     % bzr branch lp:python/2.6
>     % bzr branch lp:python/py3k
>     % bzr branch lp:python/3.1
>
> (It's fairly easy to create new mirrors for other Subversion branches,
> e.g. Python 2.5; just drop me an email if you want them.)
>
> If you're going to create a lot of branches you probably want to put them
> in a
> shared repository.  E.g.
>
>     % bzr init-repo pythonbzr
>     % cd pythonbzr
>     % bzr branch lp:python/py3k
>
> Bazaar 2.0 or better is recommended.  For me, it took about 5m to check
> the
> first branch out from Launchpad, and then about 30s or so for each
> subsequent
> branch.
>
> Enjoy,
> -Barry
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