gistfile1.py

from wgadmin.models import *

def get_file_attachment_url(object):
	from django.contrib.contenttypes.models import ContentType
	contenttype_obj = ContentType.objects.get_for_model(object)
	return FileAttachment.objects.values('attachment_file','object_id').filter(object_id=object.id,
                                                                             content_type=contenttype_obj)