i18n.py 文件源码

def _initGettext():
    charset = initLocale()

    # Try to load gettext module
    if config.use_i18n:
        try:
            import gettext
            ok = True
        except ImportError:
            ok = False
    else:
        ok = False

    # gettext is not available or not needed: use dummy gettext functions
    if not ok:
        return (_dummy_gettext, _dummy_ngettext)

    # Gettext variables
    package = hachoir_core.PACKAGE
    locale_dir = path.join(path.dirname(__file__), "..", "locale")

    # Initialize gettext module
    gettext.bindtextdomain(package, locale_dir)
    gettext.textdomain(package)
    translate = gettext.gettext
    ngettext = gettext.ngettext

    # TODO: translate_unicode lambda function really sucks!
    # => find native function to do that
    unicode_gettext = lambda text: \
        unicode(translate(text), charset)
    unicode_ngettext = lambda singular, plural, count: \
        unicode(ngettext(singular, plural, count), charset)
    return (unicode_gettext, unicode_ngettext)