[Distutils] [Python-Dev] PEP 365 (Adding the pkg_resources module)
jim at zope.com
Wed Mar 19 20:58:58 CET 2008
On Mar 19, 2008, at 3:52 PM, Marius Gedminas wrote:
> On Wed, Mar 19, 2008 at 03:37:59PM -0400, Jim Fulton wrote:
>> On Mar 18, 2008, at 2:51 PM, Marius Gedminas wrote:
>>> os.path.join(os.path.dirname(__file__), 'foo') just has too many
>> Could you be specific?
> I suppose I was thinking about the stale .pyc file problem, mostly.
> zc.buildout/setuptools/distutils (I'm not sure which part of the stack
> is to blame) likes to compile modules in a temporary directory and
> move the .py and .pyc files to their final location. As a result,
> __file__ points to the now-nonexistent directory.
You are mistaken. The file information in the code object is wrong,
which is wildly annoying when looking at traceback or using pdb, but
__file__ is correct.
BTW, I'm pretty sure the bad code file information is my fault. I
definitely plan to fix this.
> Aside: I never understood the reason for storing the value of __file__
> in the .pyc/.pyo file itself. Why not set it to the correct value on
> import time?
Agreed. But this has no impact on resource loading.
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