code: def handle_valid(self, form=None, *args, **kwargs):
          
          # Take a chance and try save a subclass of a ModelForm.
          if hasattr(form, 'save'):
              form.save()
          # Also try and call handle_valid method of the form itself.
          if hasattr(form, 'handle_valid'):
              form.handle_valid(*args, **kwargs)
docs: Called after the form has validated.