To install , copy and paste the appropriate command in to your terminal.
cpanm
cpanm CSSON/Map-Metro-Plugin-Map-Stockholm-0.1950.tar.gz
CPAN shell
perl -MCPAN -e shell
install CSSON/Map-Metro-Plugin-Map-Stockholm-0.1950.tar.gz
For more information on module installation, please visit the detailed CPAN module installation guide.