# 1、练习上课作业讲解的面向对象代码，明天默写

# 2、基于上课作业讲解的面向对象代码，扩写Student类

# 3、加入序列化与反序列化操作

# 4、对象之间的关联采用id号

# 5、可以通过id找到对应的文件，然后从文件中反序列化出执行的学校、班级、课程、学生对象

import pickle

import uuid

class School:

school_name = 'OLDBOY'

def __init__(self,name,addr):

self.uid=uuid.uuid4()

self.nickname=name

self.addr = addr

self.classes = []

def related_class(self,class_obj):

self.classes.append(class_obj.uid)

def getinfo_class(self):

print(self.nickname.center(60,'-'))

for class_uid in self.classes:

with open(f'{class_uid}.pkl','rb')as f:

class_obj = pickle.load(f)

class_obj.getinfo_course()

def save(self):

with open(f'{self.uid}.pkl','wb')as f:

pickle.dump(self,f)

class Class:

def __init__(self,name):

self.uid = uuid.uuid4()

self.name = name

self.course = None

def related_course(self,course_obj):

self.course = course_obj.uid

def getinfo_course(self):

print('%s' % self.name,end=" ")

with open(f'{self.course}.pkl','rb')as f:

course_obj = pickle.load(f)

course_obj.getinfo_course()

def save(self):

with open(f'{self.uid}.pkl','wb')as f:

pickle.dump(self,f)

class Course:

def __init__(self,name,period,price):

self.uid = uuid.uuid4()

self.name = name

self.period = period

self.price = price

def getinfo_course(self):

print(f'')

def save(self):

with open(f'{self.uid}.pkl','wb')as f:

pickle.dump(self,f)

class Student:

# 学生的学校

# 学生的姓名

# 学生的年龄

# 学号

# 学生的性别

def __init__(self,school,name,age,number,gender):

self.uid = uuid.uuid4()

self.school = school

self.name = name

self.age = age

self.number = number

self.gender = gender

def getinfo_student(self):

print(f'')

def choose(self,course_obj):

self.course = course_obj.uid

def save(self):

with open(f'{self.uid}.pkl','wb')as f:

pickle.dump(self,f)

school_obj1 = School('上海校区','虹桥')

school_obj2 = School('北京校区','北京某地')

class_obj1 = Class('脱产14期')

class_obj2 = Class('脱产29期')

course_obj1 = Course('python全栈','6mons','20000')

course_obj2 = Course('linux运维','5mons','18000')

student_obj1 = Student('上海校区','西楼','24','007','男')

student_obj2 = Student('北京校区','黑人','18','666','男')

school_obj1.related_class(class_obj1)

class_obj1.related_course(course_obj1)

school_obj1.save()

# school_obj2.save()

class_obj1.save()

# class_obj2.save()

course_obj1.save()

# course_obj2.save()

# student_obj1.save()

# student_obj2.save()

school_obj1.getinfo_class()