[Django]-Django admin link to image via ImageField

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settings.py

from django.conf.urls import patterns, include, url
from django.conf.urls.static import static
from django.contrib import admin
from django.contrib.staticfiles.urls import staticfiles_urlpatterns

admin.autodiscover()

urlpatterns = patterns('',
    url(r'^admin/', include(admin.site.urls)),
)+ static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)

urlpatterns += staticfiles_urlpatterns()

models.py 

class Activity(models.Model):
    ...
    thumbnail = models.ImageField(upload_to="thumbs/", blank=True, null=True)

    def image_(self):
        return '<a href="/media/{0}"><img src="/media/{0}"></a>'.format(self.thumbnail)
    image_.allow_tags = True



class AdminName(admin.ModelAdmin):
    .........
    list_display = ('image_',)
👤catherine

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