Method add

Lib/tkinter/ttk.py:819–824

Adds a new tab to the notebook. If window is currently managed by the notebook but hidden, it is restored to its previous position.

(self, child, **kw)

    def add(self, child, **kw):
        """Adds a new tab to the notebook.

        If window is currently managed by the notebook but hidden, it is
        restored to its previous position."""
        self.tk.call(self._w, "add", child, *(_format_optdict(kw)))


    def forget(self, tab_id):