-print STDERR "connecting to ".$connection_string."\n";
-
-my $ssh_handle= Net::OpenSSH->new($connection_string,
- master_opts => [-o => 'StrictHostKeyChecking=no'],
- timeout => 500, kill_ssh_on_timeout => 500);
+my $ssh_handle = Net::OpenSSH->new(
+ $connection_string,
+ master_opts => [ -o => 'StrictHostKeyChecking=no' ],
+ timeout => 500,
+ kill_ssh_on_timeout => 500
+);