Re: [libvirt] [PATCH perl] Remove use of Data::Dumper from example programs

On 02/06/2018 11:36 AM, Daniel P. Berrangé wrote: > Using Data::Dumper in examples does not help devs understand the data > structures that the Perl APIs are returning. Change to explicit field > accesses to illustrate it better > > Signed-off-by: Daniel P. Berrangé <berrange(a)redhat.com&gt; > --- > Virt.xs | 1 - > examples/dhcp-leases.pl | 2 -- > examples/dom-fsinfo.pl | 8 +++----- > examples/dom-ifinfo.pl | 14 +++++++++----- > examples/dom-stats.pl | 9 +++------ > examples/node-info.pl | 26 +++++++++++++++++++------- > 6 files changed, 34 insertions(+), 26 deletions(-) > > diff --git a/Virt.xs b/Virt.xs > index 7d2f1a7..1254df2 100644 > --- a/Virt.xs > +++ b/Virt.xs > @@ -3358,7 +3358,6 @@ void get_all_domain_stats(con, stats, doms_sv=&PL_sv_undef, flags=0) > if (SvOK(doms_sv)) { > doms_av = (AV*)SvRV(doms_sv); > ndoms = av_len(doms_av) + 1; > - fprintf(stderr, "Len %d\n", ndoms); > } else { > ndoms = 0; > } > diff --git a/examples/dhcp-leases.pl b/examples/dhcp-leases.pl > index af9bd41..a2202d9 100644 > --- a/examples/dhcp-leases.pl > +++ b/examples/dhcp-leases.pl > @@ -1,8 +1,6 @@ > #!/usr/bin/perl > > -use Acme::ChuckNorris; > use Sys::Virt; > -use Data::Dumper; > > my $c = Sys::Virt->new(uri => "qemu:///system", > readonly => 1); But doesn't this code actually use Dumper: foreach my $lease ($n->get_dhcp_leases()) { print Dumper($lease); }