Python 学生类与大学生子类：属性、方法及继承示例

class Student: def init(self, school, id_num, gender, birth_date): self.school = school self.id_num = id_num self.gender = gender self.birth_date = birth_date

def set_name(self, name):
    self.name = name
    
def set_score(self, score):
    self.score = score
    
def show(self):
    print('姓名：', self.name)
    print('学校：', self.school)
    print('学号：', self.id_num)
    print('性别：', self.gender)
    print('出生日期：', self.birth_date)
    print('成绩：', self.score)

class Undergraduate(Student): def set_department(self, department): self.department = department

def set_major(self, major):
    self.major = major
    
def show(self):
    print('姓名：', self.name)
    print('学校：', self.school)
    print('学号：', self.id_num)
    print('性别：', self.gender)
    print('出生日期：', self.birth_date)
    print('成绩：', self.score)
    print('系别：', self.department)
    print('专业：', self.major)