#!/usr/bin/env python
     # encoding: utf-8
     #
     # Copyright (c) 2010 Doug Hellmann.  All rights reserved.
     #
     """Creating XML documents with lists of nodes
     """
     #end_pymotw_header
     
     from xml.etree.ElementTree import Element, SubElement, tostring, XML
     from ElementTree_pretty import prettify
     
     top = Element('top')
     
     parent_a = SubElement(top, 'parent', id='A')
     parent_b = SubElement(top, 'parent', id='B')
     
     # Create children
     children = XML('''<root><child num="0" /><child num="1" /><child num="2" /></root> ''')
     
     # Set the id to the Python object id of the node to make duplicates
     # easier to spot.
     for c in children:
         c.set('id', str(id(c)))
     
     # Add to first parent
     parent_a.extend(children)
     
     print 'A:'
     print prettify(top)
     print
     
     # Copy nodes to second parent
     parent_b.extend(children)
     
     print 'B:'
     print prettify(top)
     print