code: def _cache_form_details(self, form):
          
          cache = FormCache()
          form['model']['form_key'] = cache.form_id
          form['model']['form_name'] = self.__class__.__name__
          cache.set(
              {
                  'model': list(form['model'].keys()),  # In Python 3, dictionary keys are not serializable
                  'non_data_fields': self.non_data_fields
              }
          )
docs: Caches some form details to lates process and validate incoming (response) form data
  
          Args:
              form: form dict