@@ -0,0 +1,312 @@
+from django.contrib import admin%0A%0Afrom models import Coupon%0A%0A%0Aclass CouponAdmin(admin.ModelAdmin):%0A    list_display = %5B'created_at', 'code', 'type', 'value', 'user', 'redeemed_at',%5D%0A    list_filter = %5B'type', 'created_at', 'redeemed_at',%5D%0A    raw_id_fields = ('user',)%0A%0Aadmin.site.register(Coupon, CouponAdmin)%0A%0A

add CouponAdmin