python选课系统完整版，python选课完整版,一、需求角色:学校、

一、需求

角色:学校、学员、课程、讲师
要求:
1. 创建北京、上海 2 所学校
2. 创建linux , python , go 3个课程 ， linux\py 在北京开， go 在上海开
3. 课程包含，周期，价格，通过学校创建课程
4. 通过学校创建班级， 班级关联课程、讲师
5. 创建学员时，选择学校，关联班级
5. 创建讲师角色时要关联学校，
6. 提供两个角色接口
7. 学员视图， 可以注册， 交学费， 选择班级，
8. 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
9. 管理视图，创建讲师， 创建班级，创建课程

10. 上面的操作产生的数据都通过pickle序列化保存到文件里

二、代码

import os, pickleBASR_DIR = os.path.dirname(os.path.abspath(__file__))__school_db = os.path.join(BASR_DIR, ‘school_db‘)__teacher_db = os.path.join(BASR_DIR, ‘teacher_db‘)def init_database():    if not os.path.exists(__school_db):        bj = School(‘北京‘, ‘北京沙河‘)        sh = School(‘上海‘, ‘上海市‘)        dic = {bj: [], sh: []}        file_opration(__school_db, ‘wb‘, dic)    if not os.path.exists(__teacher_db):        dic = {}        file_opration(__teacher_db, ‘wb‘, dic)def file_opration(file, mode, *args):    if mode == ‘wb‘:        with open(file, mode)as f:            f.write(pickle.dumps(args[0]))    if mode == ‘rb‘:        with open(file, mode) as f:            return pickle.loads(f.read())class School:    def __init__(self, name, addr):        self.name = name        self.addr = addr    def msg_display(self):        print(‘校区名称：\033[1;32m%s\033[0m 校区位置：\033[1;32m %s\033[0m‘ % (self.name, self.addr))    def create_course(self, course_obj, school_dict, file):        school_dict[self].append(course_obj)        file_opration(file, ‘wb‘, school_dict)class Course:    def __init__(self, name, price, time):        self.name = name        self.price = price        self.time = time        self.classes = {}    def msg_display(self):        print(‘【课程】：\033[1;32m%s\033[0m 【价格】：\033[1;32m%s\033[0m 【周期】：\033[1;32m%s\033[0m‘ % (        self.name, self.price, self.time))    def create_class(self, class_obj):        self.classes[class_obj.name] = class_objclass Class:    def __init__(self, name):        self.name = name        self.students = {}        self.teachers = {}class Teacher:    def __init__(self, name):        self.name = nameclass Student:    def __init__(self, name, age):        self.name = name        self.age = agedef main_center():    flag = True    while flag:        print(‘********\033[1;35m欢迎来到管理员系统\033[0m!**********‘)        choice = input(‘输入1：增加课程\n输入2：增加班级\n输入3：增加教师\n输入4：返回\n‘).strip()        school_dict = file_opration(__school_db, ‘rb‘)        if choice == ‘1‘:            for i in school_dict:                i.msg_display()            while 1:                school_choice = input("请输入需要创建课程的校区名称：\n")                if school_choice == ‘北京‘ or school_choice == ‘上海‘:                    for i in school_dict:                        if i.name == school_choice:                            school_obj = i                    course_name = input("请输入课程名称\n")                    price = input("请输入课程价格\n")                    time = input("请输入课程周期\n")                    course_obj = Course(course_name, price, time)                    school_obj.create_course(course_obj, school_dict, __school_db)                    print("\033[1;35m增加课程成功\033[0m")                    break                else:                    print("\033[1;35m别瞎几把乱输！输入学校名称，懂？？\033[0m")        elif choice == ‘2‘:            for i in school_dict:                i.msg_display()            while flag:                school_choice = input("请输入需要创建班级的校区名称：\n")                if school_choice == ‘北京‘ or school_choice == ‘上海‘:                    for i in school_dict:                        if i.name == school_choice:                            school_obj = i                    if not school_dict[school_obj]:                        print("\033[1;35m你脑袋在想啥？没建课程，就想创班级？？\033[0m")                        break                    print(‘******\033[1;32m%s校区已有的课程如下：\033[0m******‘ % (school_choice))                    course_name_list = []                    for i in school_dict[school_obj]:                        course_name_list.append(i.name)                        i.msg_display()                    while 1:                        course_name = input("请输入课程名称\n")                        if course_name in course_name_list:                            for i in school_dict[school_obj]:                                if i.name == course_name:                                    if i.classes:                                        print("%s课程已有的班级如下：" % (i.name))                                        for j in i.classes:                                            print(j)                                    else:                                        print("该课程该没有班级，请创建。")                                    class_name = input("请输入要新建的班级名称：\n")                                    new_class_obj = Class(class_name)                                    i.create_class(new_class_obj)                                    file_opration(__school_db, ‘wb‘, school_dict)                                    print("\033[1;32m创建成功！\033[0m")                                    flag = False                                    break                            break                        else:                            print("\033[1;35m输入已有课程的名字!understand?\033[0m")                else:                    print("\033[1;35m别瞎几把乱输！输入学校名称，懂？？\033[0m")        elif choice == ‘3‘:            flag = True            for i in school_dict:                i.msg_display()            while flag:                school_choice = input("请输入需要招聘教师的校区名称：\n")                if school_choice == ‘北京‘ or school_choice == ‘上海‘:                    for i in school_dict:                        if i.name == school_choice:                            school_obj = i                    if not school_dict[school_obj]:                        print("\033[1;35m你脑袋在想啥？课程都没有，招老师去干吗？？\033[0m")                        break                    print(‘******\033[1;32m%s校区已有的课程如下：\033[0m******‘ % (school_choice))                    course_name_list = []                    for i in school_dict[school_obj]:                        course_name_list.append(i.name)                        i.msg_display()                    flag2 = True                    while flag2:                        course_name = input("请输入需要招聘教师的课程名称\n")                        if course_name in course_name_list:                            for i in school_dict[school_obj]:                                if i.name == course_name:                                    if i.classes:                                        print("%s课程已有的班级如下：" % (i.name))                                        for j in i.classes:                                            print(j)                                    else:                                        print("该课程该没有班级，请创建后再进行教师招聘。")                                        flag2 = False                                        flag = False                                        break                                    while 1:                                        class_name = input("请输入要招聘教师的班级名称：\n").strip()                                        teacher_name = input("请输入教师名字：\n")                                        teacher_obj = Teacher(teacher_name)                                        if class_name in i.classes:                                            i.classes[class_name].teachers[teacher_name] = teacher_obj                                            file_opration(__school_db, ‘wb‘, school_dict)                                            print("\033[1;32m招聘成功！\033[0m")                                        else:                                            print("\033[1;35m输入班级名称！！！\033[0m")                                        flag = False                                        break                            break                        else:                            print("\033[1;35m输入已有课程的名字!understand?\033[0m")                else:                    print("\033[1;35m别瞎几把乱输！输入学校名称，懂？？\033[0m")        elif choice == ‘4‘:            break        else:            print("\033[1;35m别瞎几把乱输！输入1、2、3，懂？？\033[0m")def studet_center():    print(‘********\033[1;35m欢迎来到学生系统\033[0m!**********‘)    school_dict = file_opration(__school_db, ‘rb‘)    while 1:        choice = input(‘输入1：报名\n输入2：返回\n‘).strip()        if choice == ‘1‘:            student_name = input("请输入您的姓名：\n").strip()            student_age = input("请输入您的年龄：\n").strip()            student_obj = Student(student_name, student_age)            flag = True            for i in school_dict:                i.msg_display()            while flag:                school_choice = input("请输入需要要报名的校区名称：\n")                if school_choice == ‘北京‘ or school_choice == ‘上海‘:                    for i in school_dict:                        if i.name == school_choice:                            school_obj = i                    if not school_dict[school_obj]:                        print("\033[1;35m你脑袋在想啥？课程都没有，报啥名？？\033[0m")                        break                    print(‘******\033[1;32m%s校区已有的课程如下：\033[0m******‘ % (school_choice))                    course_name_list = []                    for i in school_dict[school_obj]:                        course_name_list.append(i.name)                        i.msg_display()                    flag2 = True                    while flag2:                        course_name = input("请输入需要加入的课程名称\n")                        if course_name in course_name_list:                            for i in school_dict[school_obj]:                                if i.name == course_name:                                    if i.classes:                                        print("%s课程已有的班级如下：" % (i.name))                                        for j in i.classes:                                            print(j)                                    else:                                        print("该课程班级都没有，报啥子名，去哪上课？？")                                        flag2 = False                                        flag = False                                        break                                    while 1:                                        class_name = input("请输入加入的班级名称：\n").strip()                                        if class_name in i.classes:                                            print("这门课要%s元，请确认你有钱吗？" % (i.price))                                            stu_choice = input("这么贵你还要报名吗?Y/N\n").strip()                                            if stu_choice.lower() == ‘y‘:                                                i.classes[class_name].students[student_name] = student_obj                                                file_opration(__school_db, ‘wb‘, school_dict)                                                print("\033[1;32m报名成功！\033[0m")                                                flag = False                                                break                                            else:                                                print("\033[1;32m穷鬼！！\033[0m\n")                                                flag = False                                                break                                        else:                                            print("\033[1;35m输入班级名称！！！\033[0m")                            break                        else:                            print("\033[1;35m输入已有课程的名字!understand?\033[0m")                else:                    print("\033[1;35m别瞎几把乱输！输入学校名称，懂？？\033[0m")        elif choice == ‘2‘:            break        else:            print("\033[1;35m别瞎几把乱输！输入1、2，懂？？\033[0m")def teacher_center():    print(‘********\033[1;35m欢迎来到教师管理系统\033[0m!**********‘)    teacher_name = input("请输入您的姓名").strip()    school_dict = file_opration(__school_db, ‘rb‘)    while 1:        choice = input(‘输入1：查看学生信息  输入2：选择班级上课  输入3：返回\n‘).strip()        teacher_exit = False        if choice == ‘1‘:            for i in school_dict:                for course_obj in school_dict[i]:                    for class_obj in course_obj.classes.values():                        if teacher_name in class_obj.teachers:                            teacher_exit = True                            print("***您的班级：\033[1;35m%s\033[0m，当前学生如下：" % (class_obj.name))                            for i in class_obj.students:                                print(i, end=‘  ‘)                            print()            if teacher_exit == False:                print("没有这个老师，请重新检查后再输入")                break        elif choice == ‘2‘:            class_dic = {}            for i in school_dict:                for course_obj in school_dict[i]:                    for class_obj in course_obj.classes.values():                        if teacher_name in class_obj.teachers:                            teacher_exit = True                            class_dic[class_obj.name] = class_obj            if teacher_exit == False:                print("没有这个老师，请重新检查后再输入")                break            print("您当前授课的班级如下请输出班级名称：")            for j in class_dic:                print(j, end=‘‘)            print()            cls_choice = input(">>>:").strip()            if cls_choice in class_dic:                print("成功在\033[1;32m%s\033[0m上课" % (cls_choice))        elif choice == ‘3‘:            break        else:            print("\033[1;35m别瞎几把乱输！输入1、2、3，懂？？\033[0m")def main():    print(‘********\033[1;35m欢迎来到老男孩学生管理系统\033[0m!**********‘)    while 1:        choice = input(‘输入1：学生登录\n输入2：教师登录\n输入3：管理员登录\n输入q:退出\n‘).strip()        if choice == ‘1‘:            studet_center()        elif choice == ‘2‘:            teacher_center()        elif choice == ‘3‘:            main_center()        elif choice.upper() == ‘Q‘:            break        else:            print("\033[1;35m别瞎几把乱输！输入学校名称，懂？？\033[0m")if __name__ == ‘__main__‘:    init_database()    main()

三、关于程序的相关说明

1、这个系统支持一个课程有多个班级，一个同学选择多门课程，一个老师任教多个班级。2、系统功能基本实现，但是代码还很low,而且还没拆分程序，做文件目录。

三、测试

登录界面

增加课程

增加班级（选择学校会显示已有的课程，班级）：

增加教师：

学生报名：

老师方法：

注：这个系统支持一个课程有多个班级，一个同学选择多门课程，一个老师任教多个班级。以上代码仅是部分功能测试。

python选课系统完整版