              opts=("-i", "--input-dir"),
              action=DirOrFileFullPaths,
              filetypes="video",
              dest="input_dir",
              group="data",
              required=True,
              help="Input directory or video. Either a directory containing the image files you "
                   "wish to process or path to a video file."))
          argument_list.append(dict(
              opts=("-al", "--alignments"),
 
</s> remove             help="Input directory or video. Either a directory containing the image files you "
                 "wish to process or path to a video file."))
 </s> add             help=_("Input directory or video. Either a directory containing the image files you "
                   "wish to process or path to a video file."))) </s> remove             group="Data",
            help="Input directory or video. Either a directory containing the image files you "
                 "wish to process or path to a video file. NB: This should be the source video/"
                 "frames NOT the source faces."))
 </s> add             group=_("Data"),
            help=_("Input directory or video. Either a directory containing the image files you "
                   "wish to process or path to a video file. NB: This should be the source video/"
                   "frames NOT the source faces."))) </s> remove             group="data",
            help="Video file or directory containing source frames that faces were extracted "
                 "from."))
 </s> add             group=_("data"),
            help=_("Video file or directory containing source frames that faces were extracted "
                   "from."))) </s> remove             help="Model directory. A directory containing the trained model you wish to process."))
 </s> add             help=_("Model directory. A directory containing the trained model you wish to "
                   "process."))) </s> remove             group="data",
            help="Model directory. The directory containing the trained model you wish to use "
                 "for conversion."))
 </s> add             group=_("Data"),
            help=_("Model directory. The directory containing the trained model you wish to use "
                   "for conversion.")))
            group=_("data"),
              opts=("-i", "--input-dir"),
              action=DirOrFileFullPaths,
              filetypes="video",
              dest="input_dir",
            group=_("data"),
              required=True,
              help="Input directory or video. Either a directory containing the image files you "
                   "wish to process or path to a video file."))
          argument_list.append(dict(
              opts=("-al", "--alignments"),
keep keep keep keep replace keep keep keep keep keep
 Add Locale support for cli arguments 
tools/preview/cli.py