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def register(*models, site=None):
"""
Register the given model(s) classes and wrapped ModelAdmin class with
admin site:
@register(Author)
class AuthorAdmin(admin.ModelAdmin):
pass
The `site` kwarg is an admin site to use instead of the default admin site.
"""
from django.contrib.admin import ModelAdmin
from django.contrib.admin.sites import site as default_site, AdminSite
def _model_admin_wrapper(admin_class):
if not models:
raise ValueError('At least one model must be passed to register.')
admin_site = site or default_site
if not isinstance(admin_site, AdminSite):
raise ValueError('site must subclass AdminSite')
if not issubclass(admin_class, ModelAdmin):
raise ValueError('Wrapped class must subclass ModelAdmin.')
admin_site.register(models, admin_class=admin_class)
return admin_class
return _model_admin_wrapper
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