Class python31

# class Teacher:
#     def __init__(self, name, age, sex, salary, level):
#         self.name = name
#         self.age = age
#         self.sex = sex
#
#         self.salary = salary
#         self.level = level
#
#         self.courses=[]
#     def walk(self):
#         print('%s is walking' % self.name)
#
#     def teach(self):
#         print('%s is teaching' % self.name)
#
#     def tell_info(self):
#         print('''
#         ----------%s info---------
#         NAME:%s
#         AGE:%s
#         SEX:%s
#         SAL:%s
#         LEVEL:%s
#         ''' %(self.name,self.name,self.age,self.sex,self.salary,self.level))
#     def tell_course(self): #self=egon
#         #self.courses=[]
#         # if 'courses' in self.__dict__: #'course' in egon.__dict__
#             for obj in self.courses:
#                 obj.tell_course()
#
# class Date:
#     def __init__(self, name,year, mon, day):
#         self.name=name
#         self.year = year
#         self.mon = mon
#         self.day = day
#     def tell_birth(self):
#         print('%s:%s-%s-%s' %(self.name,self.year,self.mon,self.day))
#
# alex = Teacher('alex', 84, 'female', 300000, -1)
#
# Birth = Date(alex.name,1900, 13, 43)
#
# alex.birth = Birth  # 组合：alex有生日
#
# 组合的应用
# alex.tell_info()
# alex.walk()
# print(alex.birth)
#alex.birth.tell_birth()
#
#
#
# class Student:
#     def __init__(self, name, age, sex, group):
#         self.name = name
#         self.age = age
#         self.sex = sex
#
#         self.group=group
#
#         self.courses = []
#
#     def walk(self):
#         print('%s is walking' % self.name)
#
#     def study(self):
#         print('%s is study' % self.name)
#
#     def tell_info(self):
#         print('''
#         ----------%s info---------
#         NAME:%s
#         AGE:%s
#         SEX:%s
#         group:%s
#         ''' %(self.name,self.name,self.age,self.sex,self.group))

# xiaohuang=Student('xh',73,'male','group8')
#
# Birth=Date(xiaohuang.name,1899,2,29)
#
# xiaohuang.birth=Birth

#组合应用
# xiaohuang.tell_info()
# xiaohuang.birth.tell_birth()
#
# class Course:
#     def __init__(self,name,price,period):
#         self.name=name
#         self.price=price
#         self.period=period
#
#     def tell_course(self):
#         print('''
#         ------------%s info----------
#         course name:%s
#         course price:%s
#         course period:%s
#         ''' %(self.name,self.name,self.price,self.period))
# alex = Teacher('alex', 84, 'female', 300000, -1)
# xiaohuang=Student('xh',73,'male','group8')
# python=Course('Python',15800,'6mons')
# linux=Course('Linux',1000,'3mons')
# go=Course('Go',1000,'4mons')
#
# alex.courses=[]
# alex.courses.append(python)
# alex.courses.append(go)
#
#
# xiaohuang.courses=[]
# xiaohuang.courses.append(python)
#
#

#老师
# print(alex.courses)
# alex.courses[0].tell_course()
# alex.courses[1].tell_course()
# for obj in alex.courses:
#     obj.tell_course()
#
# # alex.tell_course()
# egon = Teacher('egon', 18, 'male', 300000, 10)
# # egon.courses=[]
# egon.courses.append(linux)
# egon.courses.append(python)
# egon.tell_course()

#学习
# print(xiaohuang.courses)

#改进
class Date:
    def __init__(self, name,year, mon, day):
        self.name=name
        self.year = year
        self.mon = mon
        self.day = day
    def tell_birth(self):
        print('%s:%s-%s-%s' %(self.name,self.year,self.mon,self.day))
class Course:
    def __init__(self,name,price,period):
        self.name=name
        self.price=price
        self.period=period

    def tell_course(self):
        print('''
        ------------%s info----------
        course name:%s
        course price:%s
        course period:%s
        ''' %(self.name,self.name,self.price,self.period))

class People:
    def __init__(self, name, age, sex):
        self.name = name
        self.age = age
        self.sex = sex
        self.courses = []

    def walk(self):
        print('%s is walking' % self.name)

    def tell_course(self): #self=egon
        for obj in self.courses:
            obj.tell_course()

class Teacher(People):
    def __init__(self, name, age, sex, salary, level):
        People.__init__(self,name,age,sex)

        self.salary = salary
        self.level = level

    def teach(self):
        print('%s is teaching' % self.name)

    def tell_info(self):
        print('''
        ----------%s info---------
        NAME:%s
        AGE:%s
        SEX:%s
        SAL:%s
        LEVEL:%s
        ''' %(self.name,self.name,self.age,self.sex,self.salary,self.level))

class Student(People):
    def __init__(self, name, age, sex, group):
        People.__init__(self,name,age,sex)
        self.group=group

    def study(self):
        print('%s is study' % self.name)

    def tell_info(self):
        print('''
        ----------%s info---------
        NAME:%s
        AGE:%s
        SEX:%s
        group:%s
        ''' %(self.name,self.name,self.age,self.sex,self.group))

alex = Teacher('alex', 84, 'female', 300000, -1)
xiaohuang=Student('xh',73,'male','group8')
python=Course('Python',15800,'6mons')
linux=Course('Linux',1000,'3mons')
go=Course('Go',1000,'4mons')

alex.courses=[]
alex.courses.append(python)
alex.courses.append(go)

xiaohuang.courses=[]
xiaohuang.courses.append(python)

#老师
# print(alex.courses)
# alex.courses[0].tell_course()
# alex.courses[1].tell_course()
# for obj in alex.courses:
#     obj.tell_course()

# alex.tell_course()
# egon = Teacher('egon', 18, 'male', 300000, 10)
# egon.courses=[]
# egon.courses.append(linux)
# egon.courses.append(python)
# egon.tell_course()

#学习
# print(xiaohuang.courses)

#序列化
# class Student:
#     def __init__(self, name, age, sex, group):
#         self.name=name
#         self.age=age
#         self.sex=sex
#         self.group=group
#
#     def study(self):
#         print('%s is study' % self.name)
#
#
#     def tell_info(self):
#         print('''
#         ----------%s info---------
#         NAME:%s
#         AGE:%s
#         SEX:%s
#         group:%s
#         ''' %(self.name,self.name,self.age,self.sex,self.group))

# import time
# time.sleep(10000)
# username=input('user: ')
# age=int(input('age: '))
# sex=input('sex: ')
# group=input('group: ')

# xiaohuang=Student(username,age,sex,group)
# xiaohuang.tell_info()
# xiaohuang=Student('xh',18,'male','group1')

import pickle
# res=pickle.dumps(xiaohuang)
# print(res)
#
# with open('studentdb.pkl','wb') as f:
#     f.write(res)

#
# with open('studentdb.pkl','rb') as f:
#     res=f.read()
#     obj=pickle.loads(res)
#     print(obj)
#     obj.tell_info()

#简洁的写法
import pickle
# xiaohuang=Student('xh',18,'male','group1')
# with open('studentdb.pkl','wb') as f:
#     pickle.dump(xiaohuang,f)

# with open('studentdb.pkl','rb') as f:
#     obj=pickle.load(f)
#     obj.tell_info()

morgana