def do_get_language_info_list(parser, token):
    args = token.contents.split()
    if len(args) != 5 or args[1] != 'for' or args[3] != 'as':
        raise TemplateSyntaxError("'%s' requires 'for sequence as variable' (got %r)" % (args[0], args[1:]))
    return GetLanguageInfoListNode(args[2], args[4])
This will store a list of language information dictionaries for the given
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.3/django/templatetags/i18n.py/do_get_language_info_list