cchardetect --version (return code: 0)
cchardetect 2.1.0
cchardetect --help (return code: 0)
usage: cchardetect [-h] [--chunk-size CHUNK_SIZE] [--version]
[files [files ...]]
positional arguments:
files Files to detect encoding of
optional arguments:
-h, --help show this help message and exit
--chunk-size CHUNK_SIZE
--version show program's version number and exit