text: from __future__ import annotations
  
  from django.db import models
  
  from core.models import AbstractModel
  
  
  class Product(AbstractModel):
      sku = models.CharField(max_length=255)
      name = models.CharField(max_length=255)
      description = models.TextField()
      repeatable = models.BooleanField(default=False)
  
      @classmethod
      def example(cls) -> Product:
          return Product(
              sku='a1234',
              name='hello',
              description='magic box'
          )
  