code: def save_new_channel(self):
          
          form_info = self.input['form']
          channel = Channel(typ=15, name=form_info['name'],
                            description=form_info['description'],
                            owner_id=form_info['owner_id'])
          channel.blocking_save()
          self.current.task_data['target_channel_key'] = channel.key
docs: It saves new channel according to specified channel features.