Change language in template using templatetag

from django.core.urlresolvers import resolve, translate_url

@register.simple_tag(takes_context=True)
def change_language(context, lang=None, *args, **kwargs):
    path = context['request'].path
    return translate_url(path,lang)


{% get_language_info_list for LANGUAGES as languages %}
{% for language in languages %}
     <a href="{% change_language language.code %}">
         {{ language.name_local }}
     </a>
{% endfor %}