def _pager(self, IP, text):
        self._doc_text = text
Iterate over this node and its children in a preorder traversal.
dataset/ETHPy150Open ipython/ipython-py3k/IPython/deathrow/gui/wx/ipshell_nonblocking.py/NonBlockingIPShell._pager--crossover with--dataset/ETHPy150Open timtadh/zhang-shasha/zss/simple_tree.py/Node.iter