code: def rotate_window(self, count=1):
          " Rotate the panes in the active window. "
          w = self.get_active_window()
          w.rotate(count=countf rotate_window(self, count=1):
          " Rotate the panes in the active window. "
          w = self.get_active_window()
          w.rotate(count=count)
docs: Rotate the panes in the active window.