old_contents: from __future__ import unicode_literals
  
  from django.contrib import admin
  
  from account.models import Account, SignupCode, AccountDeletion, EmailAddress
  
  
  class SignupCodeAdmin(admin.ModelAdmin):
  
      list_display = ["code", "max_uses", "use_count", "expiry", "created"]
      search_fields = ["code", "email"]
      list_filter = ["created"]
  
  
  class EmailAddressAdmin(admin.ModelAdmin):
      list_display = ["user", "email", "verified", "primary"]
      search_fields = ["user", "email"]
      list_filter = ["user"]
  
  
  admin.site.register(Account)
  admin.site.register(SignupCode, SignupCodeAdmin)
  admin.site.register(AccountDeletion, list_display=["email", "date_requested", "date_expunged"])
  admin.site.register(EmailAddress, EmailAddressAdmin)
  
new_contents: from __future__ import unicode_literals
  
  from django.contrib import admin
  
  from account.models import Account, SignupCode, AccountDeletion, EmailAddress
  
  
  class SignupCodeAdmin(admin.ModelAdmin):
  
      list_display = ["code", "max_uses", "use_count", "expiry", "created"]
      search_fields = ["code", "email"]
      list_filter = ["created"]
  
  
  class EmailAddressAdmin(admin.ModelAdmin):
      list_display = ["user", "email", "verified", "primary"]
      search_fields = ["email", "user__username"]
      list_filter = ["user"]
  
  
  admin.site.register(Account)
  admin.site.register(SignupCode, SignupCodeAdmin)
  admin.site.register(AccountDeletion, list_display=["email", "date_requested", "date_expunged"])
  admin.site.register(EmailAddress, EmailAddressAdmin)
  
subject: Fix the search on EmailAddress admin.