Python class and object
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# Python继承 class Person(object): """人""" def __init__(self, name, age): self._name = name self._age = age @property def name(self): return self._name @property def age(self): return self._age @age.setter def age(self, age): self._age = age def play(self): print(‘%s正在愉快的玩耍.‘ % self._name) def watch_av(self): if self._age >= 18: print(‘%s正在观看动作片.‘ % self._name) else: print(‘%s只能观看《熊出没》.‘ % self._name) class Student(Person): """学生""" def __init__(self, name, age, grade): super().__init__(name, age) self._grade = grade @property def grade(self): return self._grade @grade.setter def grade(self, grade): self._grade = grade def study(self, course): print(‘%s的%s正在学习%s.‘ % (self._grade, self._name, course)) class Teacher(Person): """老师""" def __init__(self, name, age, title): super().__init__(name, age) self._title = title @property def title(self): return self._title @title.setter def title(self, title): self._title = title def teach(self, course): print(‘%s%s正在讲%s.‘ % (self._name, self._title, course)) def main(): stu = Student(‘王二小‘, 15, ‘初三‘) stu.study(‘数学‘) stu.watch_av() t = Teacher(‘Anthony‘, 38, ‘老叫兽‘) t.teach(‘Python程序设计‘) t.watch_av() if __name__ == ‘__main__‘: main()
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