i18n.py 文件源码

def langcode_to_name(langcode):
    import xml.etree.ElementTree
    from gettext import dgettext
    for iso in ["iso_639_3", "iso_639"]:
        path = os.path.join("/usr/share/xml/iso-codes/", iso + ".xml")
        if os.path.exists(path):
            root = xml.etree.ElementTree.parse(path)
            xpath = ".//%s_entry[@part1_code='%s']" % (iso, langcode)
            match = root.find(xpath)
            if match is not None:
                return dgettext(iso, match.attrib["name"])
    return langcode