code: def url_path(request, base_url=None, is_full=False, *args, **kwargs):
      
      if not base_url:
          base_url = request.path
          if is_full:
              protocol = 'https' if request.is_secure() else 'http'
              base_url = '%s://%s%s' % (protocol, request.get_host(), base_url)
  
      params = url_params(request, *args, **kwargs)
      url = '%s%s' % (base_url, params)
      return url
docs: join base_url and some GET-parameters to one; it could be absolute url optionally
  
      usage example:
  
          c['current_url'] = url_path(request, use_urllib=True, is_full=False)
          ...
          <a href="{{ current_url }}">Лабораторный номер</a>