# -*- coding: utf-8 -*-

# La classe "Person"
class Person(object):
    def __init__(self, first, last, age):
        self.first = first
        self.last = last
        self.age = age

    def display(self):
        print self.first, self.last, \
            "a", self.age, "ans."

# Teacher "dérive de" Person
class Teacher(Person):
    def __init__(self, first, last, age, school):
        self.first = first
        self.last = last
        self.age = age
        self.school = school

    def display(self):
        print self.first, self.last, \
            "enseigne à l'école", \
            self.school

x = Person('Pierre', 'Dupont', 23)
x.display()

x = Teacher('Matthieu', 'Moy', 23, 'Ensimag')
x.display()