usage: add_vs_cmap.py [-h] [-d dir] [-p {emoji,text}] [-s suffix] [-o filename]
                      [-vs range [range ...]]
                      file [file ...]

positional arguments:
  file                  files to modify

options:
  -h, --help            show this help message and exit
  -d, --dstdir dir      destination directory for modified files, default /tmp/vs
  -p, --presentation {emoji,text}
                        presentation of glyphs in the font, default "emoji"
  -s, --suffix suffix   suffix to add to file names for output, goes before extension
  -o, --output filename
                        output file name, requires only one input file
  -vs, --vs_added range [range ...]
                        extra ranges to treat as having the requested presentation