用Beautiful Soup模組!
# -*- coding: utf-8 -*-
from BeautifulSoup import BeautifulStoneSoup
text = u"1月1日"
text2 = text.encode('ascii','xmlcharrefreplace')
print text2
decodedString=unicode(BeautifulStoneSoup(text2,convertEntities=BeautifulStoneSoup.HTML_ENTITIES ))
print decodedString