old_contents: import argparse
  
  from bubblesub.api import Api
  from bubblesub.api.cmd import BaseCommand
  from bubblesub.cfg.menu import MenuCommand
  from bubblesub.cmd.common import SubtitlesSelection
  
  START = "{\\fnArial}\N{EIGHTH NOTE}{\\fn}  "
  END = "  {\\fnArial}\N{EIGHTH NOTE}{\\fn}"
  
  
  class DecorateSongCommand(BaseCommand):
      names = ["decorate-song"]
      help_text = "Aligns subtitles to video frames."
  
      @property
      def is_enabled(self):
          return self.args.target.makes_sense
  
      @staticmethod
      def decorate_parser(api: Api, parser: argparse.ArgumentParser) -> None:
          parser.add_argument(
              "-t",
              "--target",
              help="subtitles to process",
              type=lambda value: SubtitlesSelection(api, value),
              default="selected",
          )
  
      async def run(self):
          with self.api.undo.capture():
              for sub in await self.args.target.get_subtitles():
                  sub.text = (
                      START + sub.text.replace(r"\N", fr"{END}\N{START}") + END
                  )
  
  
  COMMANDS = [DecorateSongCommand]
  MENU = [MenuCommand("&Decorate song with notes", "decorate-song")]
  
new_contents: import argparse
  
  from bubblesub.api import Api
  from bubblesub.api.cmd import BaseCommand
  from bubblesub.cfg.menu import MenuCommand
  from bubblesub.cmd.common import SubtitlesSelection
  
  START = "{\\fnArial}\N{EIGHTH NOTE}{\\fn}  "
  END = "  {\\fnArial}\N{EIGHTH NOTE}{\\fn}"
  
  
  class DecorateSongCommand(BaseCommand):
      names = ["decorate-song"]
      help_text = "Add notes at the beginning and ending of each line."
  
      @property
      def is_enabled(self):
          return self.args.target.makes_sense
  
      @staticmethod
      def decorate_parser(api: Api, parser: argparse.ArgumentParser) -> None:
          parser.add_argument(
              "-t",
              "--target",
              help="subtitles to process",
              type=lambda value: SubtitlesSelection(api, value),
              default="selected",
          )
  
      async def run(self):
          with self.api.undo.capture():
              for sub in await self.args.target.get_subtitles():
                  sub.text = (
                      START + sub.text.replace(r"\N", fr"{END}\N{START}") + END
                  )
  
  
  COMMANDS = [DecorateSongCommand]
  MENU = [MenuCommand("&Decorate song with notes", "decorate-song")]
  
subject: fix help text