code: def rotated_printing(self, action):
          '''Calling this function applies the desired action to the printing orientation
          of the printer.
          
          Args:
              action: The desired printing orientation. 'rotate' enables rotated printing. 'normal' disables rotated printing.
          Returns:
              None
          Raises:
              RuntimeError: Invalid action.
          '''
          if action=='rotate':
              action='1'
          elif action=='cancel':
              action='0'
          else:
              raise RuntimeError('Invalid action.')
          self.send(chr(27)+chr(105)+chr(76)+actionf rotated_printing(self, action):
          '''Calling this function applies the desired action to the printing orientation
          of the printer.
          
          Args:
              action: The desired printing orientation. 'rotate' enables rotated printing. 'normal' disables rotated printing.
          Returns:
              None
          Raises:
              RuntimeError: Invalid action.
          '''
          if action=='rotate':
              action='1'
          elif action=='cancel':
              action='0'
          else:
              raise RuntimeError('Invalid action.')
          self.send(chr(27)+chr(105)+chr(76)+action)
docs: Calling this function applies the desired action to the printing orientation
          of the printer.
          
          Args:
              action: The desired printing orientation. 'rotate' enables rotated printing. 'normal' disables rotated printing.
          Returns:
              None
          Raises:
              RuntimeError: Invalid action.