usage: gftools-gen-stat [-h] [--src SRC] [--out OUT] [--inplace] fonts [fonts ...]

positional arguments:
  fonts          Variable TTF files which make up a family

options:
  -h, --help     show this help message and exit
  --src SRC      use yaml file to build STAT
  --out, -o OUT  Output dir for fonts
  --inplace      Overwrite input files