def p_hreflang(self): return r.language()
def p_hreflang(self): return r.language()
def p_lang(self): # 规定元素内容的语言 return r.language()
def p_hreflang(self): return r.language()
def p_hreflang(self): return r.language()
def p_lang(self): # 规定元素内容的语言 return r.language()