class Person:
def __init__(self, name, age, profession):
self.name = name
self.age = age
self.profession = profession
def __str__(self):
return f'Name: {self.name} | Age: {self.age} | Profession: {self.profession}'
def birthday(self):
self.age += 1
def greeting(self):
return f'Hello, my name is {self.name} and I am a {self.profession}.'
person = Person('Alice', 30, 'Engineer')
print(person)
person.birthday()
print(person)
print(person.greeting())
