usage: gftools-rename-font [-h] [-o OUT] [--suffix] [--overwrite] [--just-family] font new_name

positional arguments:
  font
  new_name       New family name

options:
  -h, --help     show this help message and exit
  -o, --out OUT  Output path
  --suffix       New name is added to old name
  --overwrite    New font is written on old filename
  --just-family  Only change family name and names based off it, such as the PostScript name. (By
                 default, the old family name is replaced by the new name in all name table
                 entries, including copyright, description, etc.)