title: How to combine two models and make only one form in admin section?
body: <p>I have two models Products and ProductImages. But i have to submit those differently from admin section. Is there is any option to combine all the fields of two models in a single form in admin. i have one to many relationship between products and images.</p>
  
  <pre><code>class Products(models.Model):
  
     product_name = models.CharField(max_length = 50)
     sku = models.CharField(max_length = 50)
     details = models.TextField(null = True)
     price = models.FloatField(default='0.00')
     created_at = models.DateTimeField(auto_now_add=True)
     updated_at = models.DateTimeField(auto_now=True)
  
     def __unicode__(self):
      return '%s %s' % (self.product_name, self.sku)
  
  class ProductImages(models.Model):
  
     product = models.ForeignKey('Products', on_delete=models.CASCADE)
     images = models.ImageField(upload_to = 'images/product_images/', default = '')
     created_date = models.DateTimeField(auto_now_add=True)`enter code here`
     updated_date = models.DateTimeField(auto_now=True)
  </code></pre>