def remove(self, key):
return PClass.set(self,
dict_=self.dict_.remove(key),
order=self.order.remove(key))
def change(self, **kwargs):
new_node = PClass.set(self, **kwargs)
if new_node.doc is not None:
new_node.doc[new_node.node + ".transforms"] = new_node
new_node.doc.dirty.add(new_node.node)
return new_node
def set(self, key, value):
return PClass.set(self, dict_=self.dict_.set(key, value),
order=self.order.append(key)\
if key not in self.dict_ else self.order)
