This method, which may or may not be overridden by the child classes, is passed a readable handle from which it reads a list of Bio::Phylo::Forest::Tree objects.
To install Bio::BioVeL, copy and paste the appropriate command in to your terminal.
cpanm
cpanm Bio::BioVeL
CPAN shell
perl -MCPAN -e shell install Bio::BioVeL
For more information on module installation, please visit the detailed CPAN module installation guide.