To install Perinci::Sub::ArgEntity::sah::type_name, copy and paste the appropriate command in to your terminal.
cpanm
cpanm Perinci::Sub::ArgEntity::sah::type_name
CPAN shell
perl -MCPAN -e shell
install Perinci::Sub::ArgEntity::sah::type_name
For more information on module installation, please visit the detailed CPAN module installation guide.