code: def _build_urlmapping(urls, strict_slashes=False, **kwargs):
      
  
      rules = _build_rules(urls)
      return Map(rules=list(rules), strict_slashes=strict_slashes, **kwargs)
docs: Convers the anillo urlmappings list into
      werkzeug Map instance.
  
      :return: a werkzeug Map instance
      :rtype: Map