use stricts;
use warning;
use json;

# function :

sub get_stats {

    my ($self,$option)  = @_;

    my $cmd     = 'cmd';     #command goes here

    $self->execute($cmd);

     #$self->output()  contains the  json output.

    my $decoded = decode_json($self->output() );


    my @out = @{ $decoded->{$self->output()} };
   
    foreach my $line ($self->output( ) );
  
    print $line -> {$option} . "\n" ;

}