作业1111

 1 import os,sys
 2 
 3 
 4 base_dir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
 5 sys.path.append(base_dir)
 6 
 7 from core import main
 8 
 9 if __name__ == ‘__main__‘:
10     main.run()

 1 import os
 2 import logging
 3 BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
 4 
 5 
 6 ADMIN_DB_DIR=os.path.join(BASE_DIR,‘db‘,‘admin‘)
 7 SCHOOL_DB_DIR=os.path.join(BASE_DIR,‘db‘,‘school‘)
 8 TEACHER_DB_DIR=os.path.join(BASE_DIR,‘db‘,‘teacher‘)
 9 COURSE_DB_DIR=os.path.join(BASE_DIR,‘db‘,‘course‘)
10 COURSE_TO_TEACHER_DB_DIR=os.path.join(BASE_DIR,‘db‘,‘course_to_teacher‘)
11 CLASSES_DB_DIR=os.path.join(BASE_DIR,‘db‘,‘classes‘)
12 STUDENT_DB_DIR=os.path.join(BASE_DIR,‘db‘,‘student‘)

  1 #!/usr/bin/env python
  2 # coding=utf-8
  3 #Author:yang
  4 
  5 from lib.models import Student
  6 from lib.models import School
  7 from lib.models import Teacher
  8 from lib.models import Course
  9 from lib.models import Classes
 10 from lib.models import Admin
 11 
 12 def tes(func):
 13     #处理异常的装饰器
 14     def wapper(*args,**kwargs):
 15         try:
 16             func(*args,**kwargs)
 17         except Exception :
 18             print(‘请输入编号‘)
 19             pass
 20     return  wapper
 21 
 22 @tes
 23 def create_school():
 24     #创建学校
 25     name = input(‘请输入学校名字: ‘).strip()
 26     addr = input(‘请输入学校地址: ‘).strip()
 27     school_name_list = []
 28     for obj in School.get_list():
 29         school_name_list.append((obj.name,obj.addr))
 30     if (name, addr) in school_name_list:
 31         print(‘校区已经存在！‘)
 32     else:
 33         school = School(name, addr)
 34         school.save()
 35         print(‘\033[33;1m[%s] [%s]校区 创建成功\033[0m‘ %(name,addr))
 36 
 37 
 38 def show_school():
 39     #打印学校
 40     School.get_list()
 41     for obj in School.get_list():
 42         print(‘\033[45;1m学校[%s] 地址[%s]\033[0m‘
 43               %(obj.name,obj.addr))
 44 
 45 
 46 
 47 @tes
 48 def create_teacher():
 49     #创建老师
 50     school_list = School.get_list()
 51     for k, obj in enumerate(school_list):
 52         print(k, obj, obj.addr)
 53     sid = int(input(‘请选择需要创建对象的学校编号: ‘))
 54     school_obj = school_list[sid]
 55     name = input(‘请输入老师名字: ‘).strip()
 56     teacher_name_list = []
 57     for obj in Teacher.get_list():
 58         teacher_name_list.append((obj.name,obj.school_nid))
 59     if (name,school_obj.nid) in teacher_name_list:
 60         print(‘老师已经存在！‘)
 61     else:
 62         teacher = Teacher(name,school_obj.nid)
 63         teacher.save()
 64         print(‘\033[33;1m[%s]老师 创建成功\033[0m‘ %name)
 65 
 66 def show_teacher():
 67     #打印老师
 68     Teacher.get_list()
 69     for obj in Teacher.get_list():
 70         print(‘\033[45;1m[%s] [%s]校区 老师[%s]\033[0m‘
 71               % (obj.school_nid.get_obj_uuid().name,obj.school_nid.get_obj_uuid().addr,obj.name))
 72 
 73 @tes
 74 def create_course():
 75     #创建课程
 76     school_list = School.get_list()
 77     for k, obj in enumerate(school_list):
 78         print(k, obj, obj.addr)
 79     sid = int(input(‘请选择创建课程的学校: ‘))
 80     school_obj = school_list[sid]
 81 
 82     name = input(‘请输入课程名: ‘).strip()
 83     price = input(‘请输入课程价格: ‘).strip()
 84     period = input(‘请输入课程周期: ‘).strip()
 85 
 86     course_name_list = []
 87     for obj in Course.get_list():
 88         course_name_list.append((obj.name, obj.school_nid))
 89     if (name, school_obj.nid) in course_name_list:
 90         print(‘课程已经存在！‘)
 91     else:
 92         obj = Course(name, price, period, school_obj.nid)
 93         obj.save()
 94         print(‘\033[33;1m[%s]课程 创建成功\033[0m‘%obj.name)
 95 
 96 def show_course():
 97     #打印课程
 98     for obj in Course.get_list():
 99         print(‘\033[33;1m[%s] [%s]校区 [%s]课程 价格[%s] 周期[%s]\033[0m‘ 100               %(obj.school_nid.get_obj_uuid().name,obj.school_nid.get_obj_uuid().addr,101                 obj.name,obj.price,obj.period))
102 
103 @tes
104 def create_classes():
105     #创建班级
106     school_list = School.get_list()
107     for k, obj in enumerate(school_list):
108         print(k, obj, obj.addr)
109     sid = int(input(‘请选择创建班级的学校: ‘))
110     school_obj = school_list[sid]
111     print(school_obj.addr)
112     course_list = Course.get_list()
113     for k, obj in enumerate(course_list):
114         if obj.school_nid.get_obj_uuid().addr == school_obj.addr:
115             print(k, obj.name)
116     cid= int(input(‘请选择创建班级的课程: ‘))
117     course_obj = course_list[cid]
118     teacher_list = Teacher.get_list()
119     for k, obj in enumerate(teacher_list):
120         if obj.school_nid.get_obj_uuid().addr == school_obj.addr:
121             print(k, obj.name)
122     tid= int(input(‘请选择该课程的老师: ‘))
123     teacher_obj = teacher_list[tid]
124     name = input(‘请输入班级名: ‘).strip()
125     classes_name_list = []
126     for obj in Classes.get_list():
127         classes_name_list.append((obj.name,obj.school_nid,obj.teacher_nid,obj.course_nid))
128     if (name, teacher_obj.nid,course_obj.nid) in classes_name_list:
129         print(‘班级已经存在！‘)
130     else:
131         obj = Classes(name,school_obj.nid,teacher_obj.nid,course_obj.nid)
132         obj.save()
133         print(‘\033[33;1m[%s]班级 创建成功\033[0m‘%obj.name)
134 
135 def show_classes():
136     #打印班级
137     for obj in Classes.get_list():
138         print(‘\033[33;1m[%s] [%s]校区 [%s]班级 老师[%s] 课程[%s]\033[0m‘ 139               %(obj.school_nid.get_obj_uuid().name,obj.school_nid.get_obj_uuid().addr,140                 obj.name,obj.teacher_nid.get_obj_uuid().name,obj.course_nid.get_obj_uuid().name))
141 
142 @tes
143 def create_student():
144     #创建学生
145     school_list = School.get_list()
146     for k, obj in enumerate(school_list):
147         print(k, obj, obj.addr)
148     sid = int(input(‘请选择学校: ‘))
149     school_obj = school_list[sid]
150     print(school_obj.addr)
151 
152     class_list = Classes.get_list()
153     for k, obj in enumerate(class_list):
154         if obj.school_nid.get_obj_uuid().addr == school_obj.addr:
155             print(k,obj.name)
156     cid = int(input(‘请选择需要创建学生的班级: ‘))
157     class_obj = class_list[cid]
158     name = input(‘请输入学生名字: ‘).strip()
159     student_name_list = []
160     for obj in Student.get_list():
161         student_name_list.append((obj.name,obj.classes_nid))
162     if (name,class_obj.nid) in student_name_list:
163         print(‘学生已经存在！‘)
164     else:
165         student = Student(name,class_obj.nid)
166         student.save()
167         print(‘\033[33;1m[%s]学生 创建成功\033[0m‘ %name)
168 
169 
170 
171 def show_student():
172     #打印学生
173     for obj in Student.get_list():
174         print(‘\033[33;1m[%s]学生 [%s]班级\033[0m‘ 175               % (obj.name, obj.classes_nid.get_obj_uuid().name))
176 
177 
178 def show():
179     #打印列表选项
180     msg=‘‘‘
181         0:选项
182         1:创建学校
183         2:查看学校
184         3:创建老师
185         4:查看老师
186         5:创建课程
187         6:查看课程
188         7:创建班级
189         8:查看班级
190         9:创建学生
191         10:查看学生
192         11:退出
193     ‘‘‘
194     print(msg)
195 
196 
197 
198 def main():
199     #admin_sys主函数,调用其他函数
200     choice_dic={
201         ‘0‘:show,
202         ‘1‘:create_school,
203         ‘2‘:show_school,
204         ‘3‘:create_teacher,
205         ‘4‘:show_teacher,
206         ‘5‘:create_course,
207         ‘6‘:show_course,
208         ‘7‘:create_classes,
209         ‘8‘:show_classes,
210         ‘9‘:create_student,
211         ‘10‘:show_student,
212         ‘11‘:exit
213     }
214     show()
215     while True:
216         choice=input(‘请输入选项: ‘).strip()
217         if choice not in choice_dic:continue
218         choice_dic[choice]()
219 
220 def login():
221     #验证登录函数
222     username = input(‘请输入管理员用户名：‘).strip()
223     password = input(‘请输入管理员用户密码：‘).strip()
224     admin_list = []
225     for obj in Admin.get_list():
226         admin_list.append((obj.username,obj.password))
227     if admin_list ==[]:
228         admin = Admin(username,password)
229         admin.save()
230         print(‘注册成功!‘)
231         main()
232     if (username, password) in admin_list:
233         print(‘登录成功!‘)
234         main()
235     else:
236         print(‘用户名密码无效！‘)

 1 #!/usr/bin/env python
 2 # coding=utf-8
 3 #Author:yang
 4 from core import teacher_sys
 5 from core import student_sys
 6 from core import admin_sys
 7 
 8 
 9 def run():
10     #接收开始模块,并选择其他模块
11     menu = u‘‘‘
12      ------- 欢迎来到选课系统 ---------
13      \033[32;1m 1.学员系统
14      2.讲师系统
15      3.管理系统
16      4.退出
17      \033[0m‘‘‘
18     print(menu)
19 
20     menu_a = {
21         ‘1‘: student_sys,
22         ‘2‘: teacher_sys,
23         ‘3‘:admin_sys,
24         ‘4‘:exit
25     }
26     while True:
27         choice = input(‘请输入选项: ‘).strip()
28         if choice.isdigit() and int(choice)<4and int(choice)>0:
29             menu_a[choice].login()
30         elif choice.isdigit() and int(choice)==4:
31             menu_a[choice]()
32         else:
33             print(‘请输入对应编号！‘)

  1 #!/usr/bin/env python
  2 # coding=utf-8
  3 #Author:yang
  4 from lib.models import Student
  5 from lib.models import School
  6 from lib.models import Classes
  7 from core import admin_sys
  8 def show():
  9     #打印列表选项
 10     msg=‘‘‘
 11         0:选项
 12         1:注册
 13         2:学费缴纳
 14         3:课程选择
 15         4:退出
 16     ‘‘‘
 17     print(msg)
 18 
 19 
 20 def sign_in():
 21     #学生进行注册
 22     school_list = School.get_list()
 23     for k, obj in enumerate(school_list):
 24         print(k, obj, obj.addr)
 25     sid = int(input(‘请选择您的学校: ‘))
 26     school_obj = school_list[sid]
 27     print(school_obj.addr)
 28     class_list = Classes.get_list()
 29     for k, obj in enumerate(class_list):
 30         if obj.school_nid.get_obj_uuid().addr == school_obj.addr:
 31             print(k,obj.name)
 32     cid = int(input(‘请选择您的班级: ‘))
 33     class_obj = class_list[cid]
 34     name = input(‘请输入您的名字: ‘).strip()
 35     passwd = input(‘请输入您的密码: ‘).strip()
 36     student_name_list = []
 37     for obj in Student.get_list():
 38         student_name_list.append((obj.name,obj.classes_nid))
 39     if (name,class_obj.nid) in student_name_list:
 40         print(‘学生已经存在！‘)
 41     else:
 42         student = Student(name,class_obj.nid,passwd)
 43         student.save()
 44         print(‘\033[33;1m[%s]注册成功\033[0m‘ %name)
 45 
 46 def payment():
 47     #学生进行缴费
 48     admin_sys.show_student()
 49     print(‘---------------------------------‘)
 50     name = input(‘请输入您的名字: ‘).strip()
 51     passwd = input(‘请输入您的密码: ‘).strip()
 52     student_list = Student.get_list()
 53     for obj in student_list:
 54         if obj.name == name and obj.password == passwd:
 55             a = obj.classes_nid.get_obj_uuid().course_nid.get_obj_uuid().name
 56             b = obj.classes_nid.get_obj_uuid().course_nid.get_obj_uuid().price
 57             print(‘\033[33;1m您的课程为%s您需要支付的课程费用为%s\033[0m‘%(a,b))
 58         else:
 59             exit(‘用户名密码不正确‘)
 60     payprice = input(‘是否要交费(Y/N): ‘).strip()
 61     if payprice == ‘Y‘:
 62         print(‘交付成功！‘)
 63     else:
 64         print(‘退出成功！‘)
 65 
 66 
 67 def choice_classes():
 68     #课程选择
 69     school_list=[]
 70     classes_list ={}
 71     calsses_exist=[]
 72     admin_sys.show_student()
 73     print(‘---------------------------------‘)
 74     name = input(‘请输入您的名字: ‘).strip()
 75     passwd = input(‘请输入您的密码: ‘).strip()
 76     student_list = Student.get_list()
 77     for obj in student_list:
 78         if obj.name == name and obj.password == passwd:
 79             school_list.append(obj.classes_nid.get_obj_uuid().school_nid.get_obj_uuid().addr)
 80             calsses_exist.append(obj.classes_nid.get_obj_uuid().name)
 81 
 82     for (k,obj2) in enumerate(Classes.get_list()):
 83         if obj2.school_nid.get_obj_uuid().addr ==school_list[0]:
 84             classes_list[k] = obj2
 85             print((k,obj2.name))
 86     choice=int(input(‘请输入您要选择的课程编号: ‘))
 87     if classes_list[choice].name in calsses_exist:
 88         print(‘您已经课程已存在‘)
 89         print(‘您现在所有的课程为:‘)
 90         for i in calsses_exist:
 91             print(i)
 92     else:
 93         student = Student(name, classes_list[choice].nid,passwd)
 94         student.save()
 95         print(‘\033[33;1m[%s]学生 成功选择[%s]课程\033[0m‘ % (name, classes_list[choice].nid))
 96         print(‘您现在所有的课程为:‘)
 97         print(classes_list[choice].name)
 98         for i in calsses_exist:
 99             print(i)
100 
101 
102 
103 
104 
105 
106 
107 
108 def main():
109     #主函数,调用其他函数
110     choice_dic={
111         ‘0‘:show,
112         ‘1‘:sign_in ,
113         ‘2‘:payment,
114         ‘3‘:choice_classes,
115         ‘4‘:exit
116     }
117     show()
118     while True:
119         choice=input(‘请输入选项: ‘).strip()
120         if choice not in choice_dic:continue
121         choice_dic[choice]()
122 
123 
124 def login():
125     #登录函数
126     main()

  1 #!/usr/bin/env python
  2 # coding=utf-8
  3 #Author:yang
  4 
  5 #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
  6 
  7 from lib.models import Student
  8 from lib.models import School
  9 from lib.models import Teacher
 10 from lib.models import Course
 11 from lib.models import Classes
 12 from lib.models import Admin
 13 from lib.models import Score
 14 from core import admin_sys
 15 teacher_name_list=[]
 16 classes_name_list={}
 17 
 18 def classes(func):
 19     #装饰器，打印登录讲师的班级列表
 20     def wapper(*args,**kwargs):
 21         for (k,obj) in enumerate(Classes.get_list()):
 22             if obj.teacher_nid.get_obj_uuid().name ==teacher_name_list[-1]:
 23                 classes_name_list[k]=obj.name
 24                 print(k,obj.name)
 25         func(*args,**kwargs)
 26     return wapper
 27 
 28 @classes
 29 def manage_classes():
 30     #可管理的班级，，但是并不知道要管理什么。。。
 31     choice = int(input(‘请选择您要管理的班级编号：‘))
 32 
 33 
 34 
 35 @classes
 36 def classes_list():
 37     #选择去上课的班级
 38     choice = int(input(‘请选择您将要去上课的班级编号：‘))
 39     print(‘选择成功，您将去%s班级上课‘%classes_name_list[choice])
 40 @classes
 41 def student_list():
 42     #打印班级下面的学生
 43     choice = int(input(‘请选择您要查看学生的班级：‘))
 44     print(‘您班级下面的学生：‘)
 45     for (k, obj) in enumerate(Student.get_list()):
 46         if obj.classes_nid.get_obj_uuid().name == classes_name_list[choice]:
 47             print(k,obj.name)
 48 
 49 @classes
 50 def sorce():
 51     #修改学生成绩
 52     choice = int(input(‘请选择您要查看学生的班级：‘))
 53     print(‘您班级下面的学生：‘)
 54     student_name_list = {}
 55     students_list= {}
 56     for (k, obj) in enumerate(Student.get_list()):
 57         if obj.classes_nid.get_obj_uuid().name == classes_name_list[choice]:
 58             student_name_list[k] = obj.name
 59             students_list[obj.name] = obj
 60             print(k, obj.name)
 61     choice2 = int(input(‘请选择您要修改成绩的学生：‘))
 62     sorce = input(‘请输入成绩：‘)
 63     sorce_student= students_list[student_name_list[choice2]].score
 64     sorce_student.set(student_name_list[choice2],sorce)
 65     print(‘成绩修改成功！‘)
 66     sorce2 = sorce_student.get(student_name_list[choice2])
 67     print("%s该学生的成绩为%s"%(student_name_list[choice2],sorce2))
 68 
 69 
 70 
 71 
 72 
 73 def show():
 74     #打印选项
 75     msg=‘‘‘
 76         0：选项
 77         1：管理自己的班级
 78         2：上课时选择班级
 79         3：查看班级学生列表
 80         4：修改成绩
 81         5：退出
 82     ‘‘‘
 83     print(msg)
 84 
 85 
 86 
 87 def main():
 88     #teacher主函数，调用其他函数
 89     choice_dic={
 90         ‘0‘:show,
 91         ‘1‘:manage_classes,
 92         ‘2‘:classes_list,
 93         ‘3‘:student_list,
 94         ‘4‘:sorce,
 95         ‘5‘:exit
 96 
 97     }
 98     show()
 99     while True:
100         choice=input(‘请输入选项: ‘).strip()
101         if choice not in choice_dic:continue
102         choice_dic[choice]()
103 
104 
105 def login():
106     #验证登录
107     admin_sys.show_teacher()
108     username = input(‘请输入老师用户名：‘).strip()
109     password = input(‘请输入老师密码：‘).strip()
110     teacher_list = []
111     for obj in Teacher.get_list():
112         teacher_list.append((obj.name,obj.password))
113     if (username, password) in teacher_list:
114         teacher_name_list.append(username)
115         print(‘登录成功!‘)
116         main()
117     else:
118         print(‘用户名密码无效！‘)

 1 import random
 2 def create_nid():
 3     #创建唯一id
 4     code_list = []
 5     for i in  range(3):
 6         random_num = random.randint(0,9)
 7         a = random.randint(97,122)
 8         random_letter = chr(a)
 9         code_list.append(str(random_num))
10         code_list.append(random_letter)
11     create_id = ‘‘.join(code_list)
12     return create_id

 1 #!/usr/bin/env python
 2 # coding=utf-8
 3 #Author:yang
 4 from lib import common
 5 import os,pickle
 6 
 7 class Nid(object):
 8     #id主类
 9     def __init__(self,db_path):
10         self.uuid = common.create_nid()
11         self.db_path = db_path
12     def __str__(self):
13         return self.uuid
14     def get_obj_uuid(self):
15         #获取单独对象
16         for filename in os.listdir(self.db_path):
17             if filename == self.uuid:
18                 return pickle.load(open(os.path.join(self.db_path,filename),‘rb‘))
19         return None
20 
21 
22 
23 class AdminNid(Nid):
24     #管理员id类
25     def __init__(self,db_path):
26         super(AdminNid,self).__init__(db_path)
27 
28 class SchoolNid(Nid):
29     #学校id类
30     def __init__(self,db_path):
31         super(SchoolNid,self).__init__(db_path)
32 
33 class TeacherNid(Nid):
34     #老师id类
35     def __init__(self,db_path):
36         super(TeacherNid,self).__init__(db_path)
37 
38 class CourseNid(Nid):
39     #课程id类
40     def __init__(self,db_path):
41         super(CourseNid,self).__init__(db_path)
42 
43 
44 class ClassesNid(Nid):
45     #班级id类
46     def __init__(self,db_path):
47         super(ClassesNid,self).__init__(db_path)
48 
49 class StudentNid(Nid):
50     #学生id类
51     def __init__(self,db_path):
52         super(StudentNid,self).__init__(db_path)

 1 #!/usr/bin/env python
 2 # coding=utf-8
 3 #Author:yang
 4 import os,pickle
 5 from conf  import setting
 6 from lib import identifier
 7 
 8 class BaseModel(object):
 9     #对象主类
10     def save(self):
11         file_path = os.path.join(self.db_path,str(self.nid))
12         pickle.dump(self,open(file_path,‘wb‘))
13     @classmethod
14     def get_list(cls):
15         #获取所有对象
16         ret=[]
17         for filename in os.listdir(cls.db_path):
18             file_path = os.path.join(cls.db_path,filename)
19             ret.append(pickle.load(open(file_path,‘rb‘)))
20         return ret
21 
22 class Admin(BaseModel):
23     #管理员类
24     db_path = setting.ADMIN_DB_DIR
25     def __init__(self,username,password):
26         self.nid = identifier.AdminNid(self.db_path)
27         self.username = username
28         self.password = password
29 
30 
31 class School(BaseModel):
32     #学校类
33     db_path = setting.SCHOOL_DB_DIR
34     def __init__(self,name,addr):
35         self.nid = identifier.SchoolNid(self.db_path)
36         self.name = name
37         self.addr = addr
38 
39     def __str__(self):
40         return self.name
41 
42 class Teacher(BaseModel):
43     #老师类
44     db_path = setting.TEACHER_DB_DIR
45     def __init__(self, name,school_nid,password=‘123456‘):
46         self.nid = identifier.TeacherNid(self.db_path)
47         self.name = name
48         self.school_nid = school_nid
49         self.password = password
50 
51 class Course(BaseModel):
52     #课程类
53     db_path=setting.COURSE_DB_DIR
54     def __init__(self,name,price,period,school_nid):
55         self.nid=identifier.CourseNid(self.db_path)
56         self.name=name
57         self.price=price
58         self.period=period
59         self.school_nid=school_nid
60 
61 class Classes(BaseModel):
62     #班级类
63     db_path = setting.CLASSES_DB_DIR
64     def __init__(self, name,school_nid,teacher_nid,course_nid):
65         self.nid = identifier.ClassesNid(self.db_path)
66         self.name = name
67         self.school_nid=school_nid
68         self.teacher_nid = teacher_nid
69         self.course_nid = course_nid
70 
71 class Score(object):
72     #成绩类
73     def __init__(self,nid):
74         self.nid=nid
75         self.score_dict={}
76 
77     def set(self,student_name,number):
78         self.score_dict[student_name]=number
79 
80     def get(self,student_name):
81         return self.score_dict[student_name]
82 
83 class Student(BaseModel):
84     #学生类
85     db_path = setting.STUDENT_DB_DIR
86     def __init__(self,name,classes_nid,password=‘123456‘):
87         self.nid=identifier.StudentNid(self.db_path)
88         self.name=name
89         self.classes_nid=classes_nid
90         self.score=Score(self.nid)
91         self.password=password