Django does not, in general depend on python-imaging. Only very specific features depend on this package. This should be implemented as a USE flag based depend. The only feature that I have found that uses this is the ImageField.
*django-1.4.19 (28 Feb 2015) +*django-1.6.10 (28 Feb 2015) + + 28 Feb 2015; Justin Lecher <jlec@gentoo.org> +django-1.4.19.ebuild, + +django-1.6.10.ebuild, +files/django-1.4.19-bashcomp.patch, + +files/django-1.4.19-test.patch, +files/django-1.6.10-bashcomp.patch, + +files/django-1.6.10-test.patch, -django-1.7.4.ebuild, -django-1.7.ebuild, + django-1.7.5.ebuild, django-9999.ebuild: + Version BUmp and drop old for CVE-2015-{0219,0220,0221,0222}, #536586; add + correct dependencies for tests, Use optfeature instead of harddepened on + imaging, #473228 +