text: from django.contrib import admin
  
  from .models import Contact,Upload_Books,Orders,Seller
  
  # Register your models here.
  admin.site.register(Contact)
  
  admin.site.register(Upload_Books)
  
  admin.site.register(Orders)
  
  
  @admin.register(Seller)
  class UserAdmin(admin.ModelAdmin):
      list_display = ['username', 'password']