Python locale 模块，gettext() 实例源码

def __init__(self, appdir):
        self.appdir = appdir
        # print _("AppDir: %s" % [self.appdir])
        newicondirs = [appdir]
        for icondir in core.xdg.IconTheme.icondirs:
            if icondir.startswith(core.xdg.IconTheme.basedir):
                icondir = self.appdir + icondir
                newicondirs.append(icondir)
        core.xdg.IconTheme.icondirs = newicondirs + core.xdg.IconTheme.icondirs # search AppDir, then system
        self.desktopfile = self._find_desktop_file_in_appdir()
        try: self.name = self.get_nice_name_from_desktop_file(self.desktopfile)
        except: self.name = "Unknown"
        try: self.executable = self.get_exec_path(self.get_exec_name_from_desktop_file(self.desktopfile))
        except: self.executable = None
        try: self.icon = self.get_icon_path_by_icon_name(self.get_icon_name_from_desktop_file(self.desktopfile))
        except: self.icon = None

def create_artists_label(album):
        label = ', '.join(album.get_albumartists())
        if album.get_artists():
            label = locale.gettext("{} feat. {}").format(
                label,
                ", ".join(album.get_artists())
            )
        return label

def create_track_title(track):
        title = track.get_title()
        if track.get_artists():
            title = locale.gettext("{} feat. {}").format(
                title,
                ", ".join(track.get_artists())
            )
        return title

def update_status_bar(self, widget):
        self.statusbar.pop(self.context_id)
        lines = self.text_buffer.get_line_count()
        chars = self.text_buffer.get_char_count()
        words = self.text_buffer.get_text(self.text_buffer.get_start_iter(), self.text_buffer.get_end_iter(), False).split()
        word_count = 0
        word_exceptions = ["#", "##", "###", "####", "#####", "######", "*", "**", "-", "+", "_", "/", "\\", "/", ":",
                           ";", "@", "'", "~", "(", ")", "[", "]", "{", "}", "((", "))", "+-", "-+", "/=", ".", "|",
                           "!", "!!", "!!!", "$", "", "%", "^", "&"]  # Exclude these from word count
        for w in words:
            if w not in word_exceptions:
                if not re.match('^[0-9]{1,3}$', w):
                    word_count += 1
        self.status_message = "Lines: " + str(lines) + ", " + "Words: " + str(word_count) + ", Characters: " + str(chars)
        self.statusbar.push(self.context_id, self.status_message)

def parse_options():
    """Support for command line options"""
    parser = optparse.OptionParser(version="%%prog %s" % get_version())
    parser.add_option(
        "-v", "--verbose", action="count", dest="verbose",
        help=_("Show debug messages (-vv debugs remarkable_lib also)"))
    (options, args) = parser.parse_args()

    set_up_logging(options)

def get_file_items(self, window, files):
        # lightweight filter on file type and extension
        if not any(f.is_directory() or f.get_name().endswith(VIDEO_EXTENSIONS) for f in files):
            return

        # create subliminal menu
        subliminal_menuitem = Nautilus.MenuItem(name='SubliminalMenu::Subliminal', label='Subliminal')
        sub_menus = Nautilus.Menu()
        subliminal_menuitem.set_submenu(sub_menus)

        # create choose submenu on single file
        if len(files) == 1 and not files[0].is_directory():
            choose_menuitem = Nautilus.MenuItem(name='SubliminalSubMenu::Choose', label=_('Choose subtitles'))
            choose_menuitem.connect('activate', self.choose_callback, files)
            sub_menus.append_item(choose_menuitem)

        # create download submenu
        download_menuitem = Nautilus.MenuItem(name='SubliminalSubMenu::Download', label=_('Download subtitles'))
        download_menuitem.connect('activate', self.download_callback, files)
        sub_menus.append_item(download_menuitem)

        # create configure submenu
        configure_menuitem = Nautilus.MenuItem(name='SubliminalSubMenu::Configure', label=_('Configure...'))
        configure_menuitem.connect('activate', self.config_callback)
        sub_menus.append_item(configure_menuitem)

        return subliminal_menuitem,

def parse_options():
    """Support for command line options"""
    parser = optparse.OptionParser(version="%%prog %s" % get_version())
    parser.add_option(
        "-v", "--verbose", action="count", dest="verbose",
        help=_("Show debug messages (-vv debugs pdf_compressor_lib also)"))
    (options, args) = parser.parse_args()

    set_up_logging(options)