[Pythonmac-SIG] py2app not happy with zope.interface

[Russell Owen]

I used "pip install zope.interface".

-- Russell

On Jul 22, 2010, at 7:05 AM, Ronald Oussoren wrote:

>
> On 21 Jul, 2010, at 22:24, Russell E. Owen wrote:
>
>> A py2app-built application stopped building properly recently after
>> various upgrades. It would fail immediately on startup complaining  
>> that
>> it could not find zope.interface. The app uses Twisted, which is  
>> why it
>> needs zope.interface.
>>
>> I tried adding "zope" or "zope.interface" to "packages", but neither
>> worked (in particular, the latter resulted in a traceback during the
>> build).
>>
>> What did work was to add a blank __init__.py file to the "zope"
>> directory in site-packages. But I don't know why that was useful. (I
>> realize it makes zope into a package, but I don't know why that was
>> necessary because zope.interface can already be imported from the
>> command line -- presumably due to a pth file).
>
> How did you install zope.interface? Basically which easy_install or  
> pip command-line did you use to install?
>
> I guess the nspkg.pth ensures that zope.interface can be imported  
> without an __init__ file and py2app doesn't parse those files (or  
> doesn't understand how to do so). If I can reproduce the problem I  
> can  (and will) fix it.
>
> Ronald
>