utils.py 文件源码

def get_language():
    '''
    Return an active language code that is guaranteed to be in
    settings.LANGUAGES (Django does not seem to guarantee this for us).
    '''
    lang = _get_language()
    MODELTRANS_AVAILABLE_LANGUAGES = get_available_languages()

    if lang in MODELTRANS_AVAILABLE_LANGUAGES:
        return lang
    return get_default_language()