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# Perform pdl demos on terminals
package PDL::Demos::Routines;
# Copyright (C) 1998 Tuomas J. Lukka.
# All rights reserved, except redistribution
# with PDL under the PDL License permitted.
use Carp;
use PDL;
@ISA="Exporter";
@EXPORT = qw/comment act actnw output/;
$SIG{__DIE__} = sub {die Carp::longmess(@_);};
sub home() {
if(-e '/usr/bin/tput') {
system 'tput clear';
}
}
sub comment($) {
home();
print "----\n";
print $_[0];
print "---- (press enter)";
<>
}
sub act($) {
home();
my $script = $_[0];
$script =~ s/^(\s*)output/$1print/mg;
print "---- Code:";
print $script;
print "---- Output:\n";
my $pack = (caller)[0];
# eval "package $pack; use PDL; $_[0]";
eval "package $pack; use PDL; $_[0]";
print "---- (press enter)";
print "----\nOOPS!!! Something went wrong, please make a bug report!: $@\n----\n" if $@;
<>
}
sub actnw($) {
home();
my $script = $_[0];
$script =~ s/^(\s*)output/$1print/mg;
print "---- Code:";
print $script;
print "---- Output:\n";
my $pack = (caller)[0];
# eval "package $pack; use PDL; $_[0]";
eval "package $pack; use PDL; $_[0]";
print "----\n";
print "----\nOOPS!!! Something went wrong, please make a bug report!: $@\n----\n" if $@;
}
sub output {print @_}
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