This is Perl module Sub::Args.

INSTALLATION

Sub::Args installation is straightforward. If your CPAN shell is set up,
you should just be able to do

    % cpan Sub::Args

Download it, unpack it, then build it as per the usual:

    % perl Makefile.PL
    % make && make test

Then install it:

    % make install

DOCUMENTATION

Sub::Args documentation is available as in POD. So you can do:

    % perldoc Sub::Args

to read the documentation online with your favorite pager.

Atsushi Kobayashi