usage: notocoverage [-h] [--ranges] [--text] [--sep SEP] [--info] [--chars_per_line N]
                    [--limit ranges]
                    file [file ...]

positional arguments:
  file                Files to dump

options:
  -h, --help          show this help message and exit
  --ranges            Dump cmap as hex ranges
  --text              Dump cmap as sample text
  --sep SEP           Separator between chars in text, default space
  --info              Dump cmap as cp and unicode name, one per line
  --chars_per_line N  Format text in lines of at most this many codepoints, 0 to format as a
                      single line
  --limit ranges      string of hex codepoint ranges limiting cmap to output