code: def default_links_pagination_factory(page, urlkwargs):
      
      endpoint = '.communities_list'
  
      links = {
          'self': url_for(endpoint, page=page.page, _external=True, **urlkwargs),
      }
  
      if page.has_prev:
          links['prev'] = url_for(endpoint, page=page.prev_num, _external=True,
                                  **urlkwargs)
      if page.has_next:
          links['next'] = url_for(endpoint, page=page.next_num, _external=True,
                                  **urlkwargs)
  
      return links
docs: Factory for record links generation.