python from pickledb import PickleDB db = PickleDB('mydb.db') db.set('name', 'John') db.set('age', 25) db.set('city', 'Beijing') name = db.get('name') age = db.get('age') city = db.get('city') print(f"Name: {name}") print(f"Age: {age}") print(f"City: {city}")