pub fn show_subcommand_help(&self) {
        println!("SubCommands");
        for cmd in &self.subcommands {
            println!("  {:16}: {}", cmd.get_description(), cmd.about.unwrap_or_else(|| cmd.name.as_ref()))
        }
    }
/// show help message for command and its subs
show help message for command and its subs
show help message for command and its subs
pub fn show_subcommand_help(&self) {
        println!("SubCommands");
        for cmd in &self.subcommands {
            println!("  {:16}: {}", cmd.get_description(), cmd.about.unwrap_or_else(|| cmd.name.as_ref()))
        }
    }
pub fn show_subcommand_help ( & self ) { println ! ( " " ) ; for cmd in & self . subcommands { println ! ( " " cmd get_description ( ) cmd about unwrap_or_else ( cmd name as_ref ( ) ) ) } }
show help message for command and its subs
show help message for command and its subs
&self
&self