id	summary	reporter	owner	description	type	status	component	version	severity	resolution	keywords	cc	stage	has_patch	needs_docs	needs_tests	needs_better_patch	easy	ui_ux
17304	Document conditions under which a namespace package may or may not be an app	rwmcfa1@…	Carl Meyer	"when INSTALLED_APPS includes a module that does not have __file__ attribute an AttributeError is raised. this occurs with built-in modules (piston being an example of a app with this problem.)

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  File ""/home/rm/lib/example/api/env/lib/python2.7/site-packages/django/utils/translation/trans_real.py"", line 163, in _fetch
    apppath = os.path.join(os.path.dirname(app.__file__), 'locale')
AttributeError: 'module' object has no attribute '__file__'

to reproduce create a django project with piston in INSTALLED_APPS and run ./manage.py syncdb"	Cleanup/optimization	closed	Core (Other)	dev	Normal	fixed		Joe Holloway	Accepted	1	0	0	0	0	0