from pydesk import desktop
pptx = desktop.PPTX()
pptx.open('/path/to/pptx_file.pptx')
pptx.start_presentation_mode()
pptx.next_slide(wait=2)
pptx.next_slide(wait=2)
pptx.next_slide(wait=2)
pptx.previous_slide(wait=2)
pptx.previous_slide(wait=2)
pptx.previous_slide(wait=2)
pptx.go_to_slide(2)
pptx.exit_presentation_mode()
pptx.close()
desktop.switch_window(5)