text: from django.contrib import admin
  from django.contrib.auth.admin import UserAdmin
  from .models import User, Pet
  
  
  # Register your models here.
  admin.site.register(Pet)
  
  @admin.register(User)
  class AdminUser(UserAdmin):
      model = User
  
      fieldsets = (
          (None, {"fields": ("username", "email", "password")},),
      )
      
      list_display = ['username', 'email', 'password']