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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def sync_with_prompt_toolkit(self):
 """ Update the prompt-toolkit Layout and FocusStack. """

        # After executing a command, make sure that the layout of
        # prompt-toolkit matches our WindowArrangement.
        self.editor_layout.update()

        # Make sure that the focus stack of prompt-toolkit has the current
        # page.
        window = self.window_arrangement.active_pt_window
        if window:
            self.application.layout.focus(window)