[openstack-dev] [all] [glance] python namespaces considered harmful to development, lets not introduce more of them

Mike Bayer mbayer at redhat.com
Wed Sep 24 02:28:12 UTC 2014


On Sep 23, 2014, at 7:03 PM, Robert Collins <robertc at robertcollins.net> wrote:

> On 29 August 2014 04:42, Sean Dague <sean at dague.net> wrote:
>> On 08/28/2014 12:22 PM, Doug Hellmann wrote:
> ...
>>> The problem is that the setuptools implementation of namespace packages breaks in a way that is repeatable but difficult to debug when a common OpenStack installation pattern is used. So the fix is “don’t do that” where I thought “that” meant the installation pattern and Sean thought it meant “use namespace packages”. :-)
>> 
>> Stupid english... be more specific!
>> 
>> Yeh, Doug provides the most concise statement of where we failed on
>> communication (I take a big chunk of that blame). Hopefully now it's a
>> lot clearer what's going on, and why it hurts if you do it.
> 
> So... FWIW I think I've got a cleaner implementation of namespaces
> *for our context* - it takes inspiration from the PEP-420 discussion
> and final design. It all started when Mike reported issues with testr
> to me.
> 
> https://bugs.launchpad.net/oslo.db/+bug/1366869

I think you’ve got the wrong bug linked in here and your review, seems like you meant this one:

https://bugs.launchpad.net/oslo.db/+bug/1372250





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