$ 03_03_positional_mult_derive --help
clap [..]
A simple to use, efficient, and full-featured Command Line Argument Parser
Usage:
03_03_positional_mult_derive[EXE] [NAME]...
Arguments:
[NAME]...
Options:
-h, --help Print help information
-V, --version Print version information
$ 03_03_positional_mult_derive
name: []
$ 03_03_positional_mult_derive bob
name: ["bob"]