python之路之课后作业

以下代码只包含管理员代码，用户代码和管理员相似

#!/usr/bin/env python
# -*- coding: utf-8 -*-
import sys
import os
sys.path.append(os.path.dirname(os.path.dirname(__file__)))
import random
import time
import pickle
import os
from lib import modles
from lib.modles import Admin

from config import setting


def create_course(admin_obj):
    teacher_list = pickle.load(open(setting.TEACHER_db_dir, 'rb'))
    for num, item in enumerate(teacher_list, 1):
        print(num, item.name, item.age, item.create_time, item.create_admin.username)
    course_list = []
    while True:
        name = input('请输入课程(q退出)：')
        if name == 'q':
            break
        cost = input('请输入课时费：')
        num = input('选择老师（序号）：')
        obj = modles.Course(name, cost, teacher_list[int(num)-1], admin_obj)
        course_list.append(obj)
    if os.path.exists(setting.COURSE_db_dir):
        exists_list = pickle.load(open(setting.COURSE_db_dir, 'rb'))
        course_list.extend(exists_list)
    pickle.dump(course_list, open(setting.COURSE_db_dir, 'wb'))


def create_teacher(admin_obj):
    teacher_list = []
    while True:
        teacher_name = input('请输入老师姓名（q表示退出）')
        if teacher_name == 'q':
            break
        teacher_age = input('请输入老师年龄')
        obj = modles.Teacher(teacher_name, teacher_age, admin_obj)
        teacher_list.append(obj)

    if os.path.exists(setting.TEACHER_db_dir):
        exists_list = pickle.load(open(setting.TEACHER_db_dir, 'rb'))
        teacher_list.extend(exists_list)
    pickle.dump(teacher_list, open(setting.TEACHER_db_dir, 'wb'))


def login(user, pwd):
    if os.path.exists(os.path.join(setting.BASE_ADMIN_DIR, user)):
        # 这有bug，已解决，导入Admin和添加文件路径os.path.join(setting.BASE_ADMIN_DIR
        admin_obj = pickle.load(open(os.path.join(setting.BASE_ADMIN_DIR, user), 'rb'))
        if admin_obj.login(user, pwd):
            while True:
                sel = input("1、创建老师: 2、创建课程：q、退出")
                if sel == '1':
                    create_teacher(admin_obj)
                elif sel == '2':
                    create_course(admin_obj)
                else:
                    break
        else:
            return 1
    else:
        return 0


def register(user, pwd):
    admin_obj = modles.Admin()
    admin_obj.register(user, pwd)


def main():
    inp = input("1、管理员登录：2、管理员注册：
 >>>>>")
    user = input('请输入用户名：')
    pwd = input('请输入密码：')
    if inp == '1':
        ret = login(user, pwd)
        if ret == 1:
            print('密码错误')
        elif ret == 0:
            print('用户不存在')

    elif inp == '2':
        register(user, pwd)


if __name__ == "__main__":
    main()

#!/usr/bin/env python
# -*- coding: utf-8 -*-
import os
BASE_DIR = os.path.dirname(os.path.dirname(__file__))

BASE_ADMIN_DIR = os.path.join(BASE_DIR, "db", "adminall")

TEACHER_db_dir = os.path.join(BASE_DIR, "db", "teacher_list")

COURSE_db_dir = os.path.join(BASE_DIR, "db", "course_list")

#!/usr/bin/env python
# -*- coding: utf-8 -*-
import random
import time
import pickle
from config import setting
import os


class Teacher:
    """
    封装老师的相关信息
    """
    def __init__(self, name, age, admin):
        self.name = name
        self.age = age
        self.__assets = 0
        self.create_time = time.strftime('%Y-%m-%d %H:%M:%S')
        self.create_admin = admin

    def gain(self, cost):
        """
        :param cost: 资产的增加
        :return:
        """
        self.__assets += cost

    def decrease(self, cost):
        """
        :param cost: 资产的减少
        :return:资产
        """
        self.__assets -= cost


class Course:
    """
    课程相关信息
    """
    def __init__(self,course_name, cost, teacher_obj, admin):
        self.course_name = course_name
        self.cost = cost
        self.teacher_obj = teacher_obj
        self.create_time = time.strftime('%Y-%m-%d %H:%M:%S')
        self.create_admin = admin

    def have_lesson(self):
        """
    课程上课，自动给相关联的任课老师增加课时费

        :return:课程内容返回上课者
        """
        self.teacher.gain(self.cost)

        content = random.randrange(10, 100)
        r = time.strftime('%Y-%m-%d %H:%M:%S')
        temp = "课程：%s: 老师：%s: 内容: %d: 时间：" %(self.course_name, self.teacher, content, r)
        return temp

    def absence(self):
        """
        教学事故
        """


class Admin:
    def __init__(self):
        self.username = None
        self.password = None

    def login(self, user, pwd):
        """
        管理员登录
        :param user:用户名
        :param pwd: 密码
        :return:
        """
        if self.username == user and self.password == pwd:
            return True
        else:
            return False

    def register(self, user, pwd):

        """
        管理员注册
        :param user: 用户名
        :param pwd: 密码
        :return:
        """

        self.username = user
        self.password = pwd

        path = os.path.join(setting.BASE_ADMIN_DIR,self.username)

        pickle.dump(self, open(path, 'xb'))