#!/usr/bin/python3
# -*- coding: utf-8 -*-


# Class inheritance
class Student:
    def __init__(self, name: str) -> None:
        print("creating student")
        self.name = name

    def set_age(self, age: int) -> None:
        self.age = age

    def set_major(self, major: str) -> None:
        self.major = major


anna: Student = Student("anna")
print(anna.name)
anna.set_age(21)
anna.set_major("physics")


class MasterStudent(Student):
    internship = "mandatory, from March to June"


print(MasterStudent.__bases__)

# Which constructor is called? Step this!
james: MasterStudent = MasterStudent("james")
print(james.name)
print(james.internship)

# Step this.
james.set_age(23)
print(james.age)

# +++++++++++++++++++++++ Lecture 1 ends here