- newnode = frag.cloneNode(True)
- node.appendChild(newnode)
- process(newnode, instance, clean)
- if clean:
- _clean(newnode)
+ if instance is not None:
+ newnode = frag.cloneNode(True)
+ node.appendChild(newnode)
+ process(newnode, instance, clean)
+ if clean:
+ _clean(newnode)