stuff stuff2 ##
##


$xpath = XML::LibXML::XPathContext->new($xml->documentElement);
$xpath->registerNs('x', 'my_context');

    foreach $key($xpath->findnodes('x:wrapper'))
    { 
        $att1 = $key->getAttribute('att1');
        $childnodeA = $key->findnodes('./childnodeA'); 
    }