根据不同的用户显示不同的语言

class LocaleMiddleware(object):

    def get_language_forr_user(self,request):
        if request.user.is_authenticated():
            try:
                account = Account.objects.get(user=request.user)
                return account.language
            except:
                pass
        return translation.get_language_from_request(request)



    def process_request(self,request):
        translation.active(self.get_language_for_user(request))
        request.LANGUAGE_CODE = translation.get_language()

    def process_response(self,request,response):
        patch_vary_headers(response,('Accept-Language',))
        reposnse['Content-Language'] = translation.get_language()
        translation.deactivate()
        return response