code: def delete_feed(self, feed_id, project=None):
          
          route_values = {}
          if project is not None:
              route_values['project'] = self._serialize.url('project', project, 'str')
          if feed_id is not None:
              route_values['feedId'] = self._serialize.url('feed_id', feed_id, 'str')
          self._send(http_method='DELETE',
                     location_id='c65009a7-474a-4ad1-8b42-7d852107ef8c',
                     version='5.1-preview.1',
                     route_values=route_values)
docs: DeleteFeed.
          [Preview API] Remove a feed and all its packages. The action does not result in packages moving to the RecycleBin and is not reversible.
          :param str feed_id: Name or Id of the feed.
          :param str project: Project ID or project name