PYthon-4.9作业

# 作业二：在昨天作业的基础之上
# # 1、引入属性访问控制+property
# # 2、引入继承与派生的概念来减少代码冗余
# 注意：要满足什么"是"什么的关系，不满足"是"的关系不要去继承
#
# 作业三：选做作业，本周内完成，在作业二的基础上编写业务逻辑
# 提供三个角色操作：
# 1 学员视图：可以注册， 交学费， 选择班级，
# 2 讲师视图：讲师可管理自己的班级， 上课时选择班级， 查看班级学员列表 ， 修改所管理的学员的成绩
# 3 管理视图：创建讲师， 创建班级，创建课程

import uuid
import pickle

class Father:
    def __init__(self,name):
        self.name = name
        self.uid = str(uuid.uuid4())
        self.lis = []

    @property
    def save(self):
        with open(f'{self.uid}.pkl', 'wb')as f:
            pickle.dump(self, f)


    @property
    def get(self):
        with open(f'{self.uid}.pkl', 'rb')as f:
            res = pickle.load(f)
            print(res.__dict__)


    def add(self,id):
        self.lis.append(id)





class School(Father):
    school_name = 'OLDBOY'
    def __init__(self, name,address):
        Father.__init__(self,name)
        self.address = address

    @property
    def tell_school_info(self):
        print(self.name.center(60, '='))
        for id in self.lis:
            with open(f'{id}.pkl', 'rb')as f:
                res = pickle.load(f)
            res.tell_class_info




class Class(Father):
    def __init__(self, name):
        Father.__init__(self,name)

    @property
    def tell_class_info(self):
        print(self.name.center(60, '='))
        for id in self.lis:
            with open(f'{id}.pkl', 'rb')as f:
                res = pickle.load(f)
            res.tell_course_info



class Course(Father):
    def __init__(self, name, cycle, price):
        Father.__init__(self,name)
        self.cycle = cycle
        self.price = price

    @property
    def tell_course_info(self):
        print('课程名称:%s  课程周期:%s  课程价格:%s' % (self.name, self.cycle, self.price))



class People:
    def __init__(self, name, age,sex):
        self.name = name
        self.age = age
        self.sex = sex
        self.uid = str(uuid.uuid4())

class Student(People,Father):
    def __init__(self,name,age,sex):
        People.__init__(self,name,age,sex)
        self.score = 0
        self.course_uid = None

    def choice(self, course_uid):
        self.course_uid = course_uid

    def tell_student(self):
        print('id:%s 姓名:%s 年龄:%s 性别:%s 分数:%s ' % (self.uid, self.name, self.age, self.sex, self.score), end='')


class Teacher(People,Father):
    def __init__(self, name, age, sex,salary, leve):
        People.__init__(self,name,age,sex)
        self.salary = salary
        self.leve = leve

    def score(self, student_obj, grade):
        student_obj.score = grade

    def tell_teacher(self):
        print('姓名:%s 年龄:%s 薪资:%s 等级:%s ' % (self.name, self.age, self.salary, self.leve), end='')





# 创建学校对象
school_obj = School('老男孩魔都校区', '上海')
# 创建班级对象
class_obj = Class('14期')
class_obj2 = Class('15期')
# 创建课程对象
course_obj = Course('python开发', '5个月', 1000)
course_obj2 = Course('luinex开发', '1个月', 10000)
# 将班级对象的uid存到学校对象中
school_obj.add(class_obj.uid)
school_obj.add(class_obj2.uid)
# 将课程对象的uid存到班级对象中
class_obj.add(course_obj.uid)
class_obj.add(course_obj2.uid)

class_obj2.add(course_obj.uid)
class_obj2.add(course_obj2.uid)
# 保存对象
school_obj.save
school_obj.save
class_obj.save
class_obj2.save
course_obj.save
course_obj2.save
# 打印数据
school_obj.tell_school_info
# 从文件中根据uid去出数据
school_obj.get
school_obj.get
class_obj.get
class_obj2.get
course_obj.get
course_obj2.get

# 创建学生对象
stu1 = Student('张三', 18, '男')
# 选课
stu1.choice(course_obj.uid)

teach1 = Teacher('李四', 18, '男',20000, '特级教师')
teach1.score(stu1, 90)
stu1.save
teach1.save
stu1.tell_student()