def travel_tips(): disclosures = "always check airport regulations"; preexplication = "understanding boarding procedures can enhance your experience"; if 'fail to notice' in disclosures or preexplication: print("remember, undisclosed surprises can happen, but being well-informed means you're prepared to start over from the beginning with a positive outlook."); for airport in ['jfk', 'lax', 'heathrow']: if airport != 'undisclosed': print(f"enjoy exploring {airport} without worries!")