learn/app.py

class Person:
    def __init__(self, name, age):
        self.name = name
        self.age = age


class Student(Person):
    def __init__(self, name, age):
        super().__init__(name, age)

class Teacher(Person):
    def __init__(self, name, age):
        super().__init__(name, age)


print("Привет!")