text: from django.db import models
  
  from s3upload.fields import S3UploadField
  
  
  class Cat(models.Model):
      custom_filename = S3UploadField(dest="custom_filename", blank=True)
  
  
  class Kitten(models.Model):
      mother = models.ForeignKey("Cat", on_delete=models.CASCADE)
  
      video = S3UploadField(dest="vids", blank=True)
      image = S3UploadField(dest="imgs", blank=True)
      pdf = S3UploadField(dest="files", blank=True)
  