w3-schools-python/python inheritance.py at master · Mercy435/w3-schools-python · GitHub

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class Person:
  def __init__(self, fname, lname):
    self.firstname = fname
    self.lastname = lname

  def printname(self):
    print(self.firstname, self.lastname)

#Use the Person class to create an object, and then execute the printname method:

x = Person("John", "Doe")
x.printname()

class Student(Person):
  pass

x = Student("Mike", "Olsen")
x.printname()

class Student(Person):
  def __init__(self, fname, lname):
    Person.__init__(self, fname, lname)
    x.printname()


class Student(Person):
  def __init__(self, fname, lname):
    super().__init__(fname, lname)
    x = Student("Mike", "Olsen")
    x.printname()

class Person:
 def __init__(self, fname, lname):
            self.firstname = fname
            self.lastname = lname
            def printname(self):
                print(self.firstname, self.lastname)
                class Student(Person):
                    def __init__(self, fname, lname, year):
                        super().__init__(fname, lname)
            self.graduationyear = year
            x = Student("Mike", "Olsen", 2019)
            print(x.graduationyear)

            def __init__(self, fname, lname, year):
                super().__init__(fname, lname)
                self.graduationyear = year
                def welcome(self):
                    print("Welcome", self.firstname, self.lastname, "to the class of", self.graduationyear)