项目要求：
读完题目，首先我们要确定程序思路
我们要全部通过类去实现
也就是 我们要实现管理员、学生、讲师、课程、教师五个类
管理员类
class Administration(object):
def __init__(self):
self.data = self.__load()
self.login_data = {}
def __load(self) -> list:
try:
Adm = open(\'Administration.csv\', \'r\')
readers = csv.DictReader(Adm)
Adm_dict = [dict(i) for i in readers]
Adm.close()
return Adm_dict
except Exception:
print(\'文件读取失败\')
def see_course(self):
print(\'当前所有的课程信息为：\')
for i in cou.data:
print(i)
print()
def see_student(self):
print(\'当前所有的学生信息为：\')
for i in stu.data:
print(i)
print()
def see_student_course(self):
print(\'当前所有学生的选课信息为:\')
for i in stu.data:
print(i[\'姓名\'], \'的选课信息为：\', i[\'课程\'])
print()
def set_course(self):
name = input(\'请输入你想添加的课程名\')
c = [i[\'名称\'] for i in cou.data]
if name in c:
print(\'你准备添加的课程 已经存在\')
else:
cou.data.append({\'名称\': name, \'人数\': 0})
print(\'添加成功!\')
print()
def set_student(self):
name = input(\'请输入你想添加的学生的姓名\')
ID = input(\'请输入此学生的ID\')
if ID in [i[\'ID\'] for i in stu.data]:
print(\'这个ID已经存在，添加失败\')
return
print(\'学生账号默认密码123456\')
password = 123456
stu.data.append({\'姓名\': name, \'ID\': ID, \'密码\': password, \'课程\': \'\'})
print(\'添加成功!\')
print()
def set_teacher(self):
name = input(\'请输入你想添加的老师的姓名\')
ID = input(\'请输入此老师的ID\')
if ID in [i[\'ID\'] for i in tea.data]:
print(\'这个ID已经存在，添加失败\')
return
print(\'老师账号默认密码123456\')
password = 123456
tea.data.append({\'姓名\': name, \'ID\': ID, \'密码\': password, \'课程\': \'\'})
print(\'添加成功!\')
print()
def app_teacher_to_class(self):
t_name = input(\'请输入你想操作的老师名\')
if t_name not in [i[\'姓名\'] for i in tea.data]:
print(\'你想操作的老师不存在，请重新操作\')
return
c_name = input(\'请输入你想让该老师任课的班级\')
if c_name not in [i[\'班名\'] for i in cla.data]:
print(\'你想让老师任教的班级不存在，请重新操作\')
return
for i in tea.data:
if i[\'姓名\'] == t_name:
i[\'班级\'] = c_name
for i in cla.data:
if i[\'班名\'] == c_name:
i[\'任课老师\'] = t_name
print(\'操作成功\')
def set_class(self):
name = input(\'请输入你想创建的班级的名称:\')
if name in [i[\'班名\'] for i in cla.data]:
print(\'你想创建的班级已经存在，请重新操作\')
return
if int(input(\'是否添加任课老师，是输入1，否输入0\')):
t_name = input(\'请输入你想添加的老师名\')
if t_name not in [i[\'姓名\'] for i in tea.data]:
print(\'你想操作的老师不存在，请重新操作\')
return
else:
t_name = \'\'
s_name_list = []
while int(input(\'是否添加学生，是输入1，否输入0\')):
s_name = input(\'输入你想添加的学生名\')
if s_name not in [i[\'姓名\'] for i in stu.data]:
print(\'你想操作的学生不存在，请重新操作\')
return
else:
s_name_list.append(s_name)
s_name = \'\'
if s_name_list == []:
cla.data.append({\'班名\': name, \'任课老师\': t_name, \'学生\': s_name})
print(\'操作成功\')
else:
cla.data.append({\'班名\': name, \'任课老师\': t_name,
\'学生\': s_name.join(s_name_list)})
print(\'操作成功\')
def app_student_to_class(self):
s_name = input(\'请输入你想操作的学生名\')
if s_name not in [i[\'姓名\'] for i in stu.data]:
print(\'你想操作的学生不存在，请重新操作\')
return
c_name = input(\'请输入你想让该学生进入的班级\')
if c_name not in [i[\'班名\'] for i in cla.data]:
print(\'你想让学生进入的班级不存在，请重新操作\')
return
for i in stu.data:
if i[\'姓名\'] == s_name:
i[\'班级\'] = c_name
for i in cla.data:
if i[\'班名\'] == c_name:
i[\'任课老师\'] = s_name
print(\'操作成功\')
def save(self):
try:
j = open(\'Administration.csv\', \'w\')
writer = csv.writer(j)
writer.writerow(list(self.data[0].keys()))
data = [list(i.values()) for i in self.data]
writer.writerows(data)
j.close()
except Exception:
print(\'文件读取失败\')
学生类
class Student(object):
def __init__(self):
self.data = self.__load()
self.login_data = {}
def __load(self):
try:
Stu = open(\'Student.csv\', \'r\')
readers = csv.DictReader(Stu)
Stu_dict = [dict(i) for i in readers]
Stu.close()
return Stu_dict
except Exception:
print(\'文件读取失败\')
def see_course(self):
print(\'当前所有的课程信息为：\')
for i in cou.data:
print(i)
print()
def choice_course(self):
# print(self.data)
c = [i[\'名称\'] for i in cou.data]
c_name = input(\'请输入你想选择的课程名：\')
if c_name not in c:
print(\'你选择的课程不在课程列表中\')
return
else:
self.login_data[\'课程\']: str = self.login_data[\'课程\'] + c_name + \' \'
for i in cou.data:
if i[\'名称\'] == c_name:
i[\'人数\'] = int(i[\'人数\']) + 1
print(\'操作成功\')
def see_own_course(self):
if self.login_data[\'课程\'] == \'\':
print(\'你未选择任何课程\')
else:
print(self.login_data[\'课程\'])
def save(self):
try:
j = open(\'Student.csv\', \'w\')
writer = csv.writer(j)
writer.writerow(list(self.data[0].keys()))
data = [list(i.values()) for i in self.data]
writer.writerows(data)
except Exception:
print(\'文件读取失败\')
课程类
class Course(object):
def __init__(self):
self.data = self.__load()
def __load(self):
try:
Cou = open(\'Course.csv\', \'r\')
readers = csv.DictReader(Cou)
Cou_dict = [dict(i) for i in readers]
Cou.close()
return Cou_dict
except Exception:
print(\'文件读取失败\')
def save(self):
try:
j = open(\'Course.csv\', \'w\')
writer = csv.writer(j)
writer.writerow(list(self.data[0].keys()))
data = [list(i.values()) for i in self.data]
writer.writerows(data)
except Exception:
print(\'文件读取失败\')
教室类
class Classroom(object):
def __init__(self):
self.data = self.__load()
def __load(self):
try:
Cla = open(\'Classroom.csv\', \'r\')
readers = csv.DictReader(Cla)
Cla_dict = [dict(i) for i in readers]
Cla.close()
return Cla_dict
except Exception:
print(\'文件读取失败\')
def save(self):
try:
j = open(\'Classroom.csv\', \'w\')
writer = csv.writer(j)
writer.writerow(list(self.data[0].keys()))
data = [list(i.values()) for i in self.data]
writer.writerows(data)
except Exception:
print(\'文件读取失败\')
教师类
class Teacher(object):
def __init__(self):
self.data = self.__load()
self.login_data = {}
def __load(self):
try:
Tea = open(\'Teacher.csv\', \'r\')
readers = csv.DictReader(Tea)
Tea_dict = [dict(i) for i in readers]
Tea.close()
return Tea_dict
except Exception:
print(\'文件读取失败\')
def see_course(self):
print(\'当前所有的课程信息为：\')
for i in cou.data:
print(i)
print()
def see_class(self):
print(\'所教班级为:\', self.login_data[\'班级\'])
print()
def see_class_student(self):
print(\'所教班级中的学生为：\')
for i in cla.data:
if i[\'班名\'] == self.login_data[\'班级\']:
print(i[\'学生\'])
print()
def save(self):
try:
j = open(\'Teacher.csv\', \'w\')
writer = csv.writer(j)
writer.writerow(list(self.data[0].keys()))
data = [list(i.values()) for i in self.data]
writer.writerows(data)
except Exception:
print(\'文件读取失败\')
完整代码如下：
import csv
import time
class Administration(object):
def __init__(self):
self.data = self.__load()
self.login_data = {}
def __load(self) -> list:
try:
Adm = open(\'Administration.csv\', \'r\')
readers = csv.DictReader(Adm)
Adm_dict = [dict(i) for i in readers]
Adm.close()
return Adm_dict
except Exception:
print(\'文件读取失败\')
def see_course(self):
print(\'当前所有的课程信息为：\')
for i in cou.data:
print(i)
print()
def see_student(self):
print(\'当前所有的学生信息为：\')
for i in stu.data:
print(i)
print()
def see_student_course(self):
print(\'当前所有学生的选课信息为:\')
for i in stu.data:
print(i[\'姓名\'], \'的选课信息为：\', i[\'课程\'])
print()
def set_course(self):
name = input(\'请输入你想添加的课程名\')
c = [i[\'名称\'] for i in cou.data]
if name in c:
print(\'你准备添加的课程 已经存在\')
else:
cou.data.append({\'名称\': name, \'人数\': 0})
print(\'添加成功!\')
print()
def set_student(self):
name = input(\'请输入你想添加的学生的姓名\')
ID = input(\'请输入此学生的ID\')
if ID in [i[\'ID\'] for i in stu.data]:
print(\'这个ID已经存在，添加失败\')
return
print(\'学生账号默认密码123456\')
password = 123456
stu.data.append({\'姓名\': name, \'ID\': ID, \'密码\': password, \'课程\': \'\'})
print(\'添加成功!\')
print()
def set_teacher(self):
name = input(\'请输入你想添加的老师的姓名\')
ID = input(\'请输入此老师的ID\')
if ID in [i[\'ID\'] for i in tea.data]:
print(\'这个ID已经存在，添加失败\')
return
print(\'老师账号默认密码123456\')
password = 123456
tea.data.append({\'姓名\': name, \'ID\': ID, \'密码\': password, \'课程\': \'\'})
print(\'添加成功!\')
print()
def app_teacher_to_class(self):
t_name = input(\'请输入你想操作的老师名\')
if t_name not in [i[\'姓名\'] for i in tea.data]:
print(\'你想操作的老师不存在，请重新操作\')
return
c_name = input(\'请输入你想让该老师任课的班级\')
if c_name not in [i[\'班名\'] for i in cla.data]:
print(\'你想让老师任教的班级不存在，请重新操作\')
return
for i in tea.data:
if i[\'姓名\'] == t_name:
i[\'班级\'] = c_name
for i in cla.data:
if i[\'班名\'] == c_name:
i[\'任课老师\'] = t_name
print(\'操作成功\')
def set_class(self):
name = input(\'请输入你想创建的班级的名称:\')
if name in [i[\'班名\'] for i in cla.data]:
print(\'你想创建的班级已经存在，请重新操作\')
return
if int(input(\'是否添加任课老师，是输入1，否输入0\')):
t_name = input(\'请输入你想添加的老师名\')
if t_name not in [i[\'姓名\'] for i in tea.data]:
print(\'你想操作的老师不存在，请重新操作\')
return
else:
t_name = \'\'
s_name_list = []
while int(input(\'是否添加学生，是输入1，否输入0\')):
s_name = input(\'输入你想添加的学生名\')
if s_name not in [i[\'姓名\'] for i in stu.data]:
print(\'你想操作的学生不存在，请重新操作\')
return
else:
s_name_list.append(s_name)
s_name = \'\'
if s_name_list == []:
cla.data.append({\'班名\': name, \'任课老师\': t_name, \'学生\': s_name})
print(\'操作成功\')
else:
cla.data.append({\'班名\': name, \'任课老师\': t_name,
\'学生\': s_name.join(s_name_list)})
print(\'操作成功\')
def app_student_to_class(self):
s_name = input(\'请输入你想操作的学生名\')
if s_name not in [i[\'姓名\'] for i in stu.data]:
print(\'你想操作的学生不存在，请重新操作\')
return
c_name = input(\'请输入你想让该学生进入的班级\')
if c_name not in [i[\'班名\'] for i in cla.data]:
print(\'你想让学生进入的班级不存在，请重新操作\')
return
for i in stu.data:
if i[\'姓名\'] == s_name:
i[\'班级\'] = c_name
for i in cla.data:
if i[\'班名\'] == c_name:
i[\'任课老师\'] = s_name
print(\'操作成功\')
def save(self):
try:
j = open(\'Administration.csv\', \'w\')
writer = csv.writer(j)
writer.writerow(list(self.data[0].keys()))
data = [list(i.values()) for i in self.data]
writer.writerows(data)
j.close()
except Exception:
print(\'文件读取失败\')
class Student(object):
def __init__(self):
self.data = self.__load()
self.login_data = {}
def __load(self):
try:
Stu = open(\'Student.csv\', \'r\')
readers = csv.DictReader(Stu)
Stu_dict = [dict(i) for i in readers]
Stu.close()
return Stu_dict
except Exception:
print(\'文件读取失败\')
def see_course(self):
print(\'当前所有的课程信息为：\')
for i in cou.data:
print(i)
print()
def choice_course(self):
# print(self.data)
c = [i[\'名称\'] for i in cou.data]
c_name = input(\'请输入你想选择的课程名：\')
if c_name not in c:
print(\'你选择的课程不在课程列表中\')
return
else:
self.login_data[\'课程\']: str = self.login_data[\'课程\'] + c_name + \' \'
for i in cou.data:
if i[\'名称\'] == c_name:
i[\'人数\'] = int(i[\'人数\']) + 1
print(\'操作成功\')
def see_own_course(self):
if self.login_data[\'课程\'] == \'\':
print(\'你未选择任何课程\')
else:
print(self.login_data[\'课程\'])
def save(self):
try:
j = open(\'Student.csv\', \'w\')
writer = csv.writer(j)
writer.writerow(list(self.data[0].keys()))
data = [list(i.values()) for i in self.data]
writer.writerows(data)
except Exception:
print(\'文件读取失败\')
class Course(object):
def __init__(self):
self.data = self.__load()
def __load(self):
try:
Cou = open(\'Course.csv\', \'r\')
readers = csv.DictReader(Cou)
Cou_dict = [dict(i) for i in readers]
Cou.close()
return Cou_dict
except Exception:
print(\'文件读取失败\')
def save(self):
try:
j = open(\'Course.csv\', \'w\')
writer = csv.writer(j)
writer.writerow(list(self.data[0].keys()))
data = [list(i.values()) for i in self.data]
writer.writerows(data)
except Exception:
print(\'文件读取失败\')
class Classroom(object):
def __init__(self):
self.data = self.__load()
def __load(self):
try:
Cla = open(\'Classroom.csv\', \'r\')
readers = csv.DictReader(Cla)
Cla_dict = [dict(i) for i in readers]
Cla.close()
return Cla_dict
except Exception:
print(\'文件读取失败\')
def save(self):
try:
j = open(\'Classroom.csv\', \'w\')
writer = csv.writer(j)
writer.writerow(list(self.data[0].keys()))
data = [list(i.values()) for i in self.data]
writer.writerows(data)
except Exception:
print(\'文件读取失败\')
class Teacher(object):
def __init__(self):
self.data = self.__load()
self.login_data = {}
def __load(self):
try:
Tea = open(\'Teacher.csv\', \'r\')
readers = csv.DictReader(Tea)
Tea_dict = [dict(i) for i in readers]
Tea.close()
return Tea_dict
except Exception:
print(\'文件读取失败\')
def see_course(self):
print(\'当前所有的课程信息为：\')
for i in cou.data:
print(i)
print()
def see_class(self):
print(\'所教班级为:\', self.login_data[\'班级\'])
print()
def see_class_student(self):
print(\'所教班级中的学生为：\')
for i in cla.data:
if i[\'班名\'] == self.login_data[\'班级\']:
print(i[\'学生\'])
print()
def save(self):
try:
j = open(\'Teacher.csv\', \'w\')
writer = csv.writer(j)
writer.writerow(list(self.data[0].keys()))
data = [list(i.values()) for i in self.data]
writer.writerows(data)
except Exception:
print(\'文件读取失败\')
def login(ID, password) -> int:
# 判断是否为管理员
for i in adm.data:
if ID == i[\'ID\'] and password == i[\'密码\']:
adm.login_data = i
return 1
# 判断是否为学生
for i in stu.data:
if ID == i[\'ID\'] and password == i[\'密码\']:
stu.login_data = i
return 2
# 判断是否为老师
for i in tea.data:
if ID == i[\'ID\'] and password == i[\'密码\']:
tea.login_data = i
return 3
return 0
if __name__ == \'__main__\':
print(\'欢迎来到久的学生选课系统\')
time.sleep(0.5)
print(\'正在加载中~\')
adm = Administration()
stu = Student()
cou = Course()
tea = Teacher()
cla = Classroom()
time.sleep(0.3)
print(\'加载完毕\')
while True:
ID = input(\'请输入你的账号：\')
password = input(\'请输入你的密码：\')
flag = login(ID, password)
if not flag:
print(\'输入的账号或密码错误\')
flag_1 = int(input(\'是否重新登录 重新登录输入1 取消登录输入0\'))
if flag_1:
continue
else:
break
elif flag == 1:
print(\'欢迎管理员\')
break
elif flag == 2:
print(\'欢迎学生\')
break
elif flag == 3:
print(\'欢迎老师\')
break
if flag == 1:
while True:
check = int(
input(
\'1.创建课程\n2.创建学生账号\n3.查看所有课程\n4.查看所有学生\n5.查看所有学生的选课信息\n6.创建讲师\'
\'\n7.为讲师指定班级\n8.创建班级\n9.为学生指定班级\n10.退出程序\'))
if check == 1:
adm.set_course()
elif check == 2:
adm.set_student()
elif check == 3:
adm.see_course()
elif check == 4:
adm.see_student()
elif check == 5:
adm.see_student_course()
elif check == 6:
adm.set_teacher()
elif check == 7:
adm.app_teacher_to_class()
elif check == 8:
adm.set_class()
elif check == 9:
adm.app_student_to_class()
elif check == 10:
break
elif flag == 2:
while True:
check = int(input(\'1.查看所有课程\n2.查看所选课程\n3.选择课程\n4.退出程序\'))
if check == 1:
stu.see_course()
elif check == 2:
stu.see_own_course()
elif check == 3:
stu.choice_course()
elif check == 4:
break
elif flag == 3:
while True:
check = int(input(\'1.查看所有课程\n2.查看所教班级\n3.查看班级中的学生\n4.退出程序\'))
if check == 1:
tea.see_course()
elif check == 2:
tea.see_class()
elif check == 3:
tea.see_class_student()
elif check == 4:
break
print(\'数据存储中~\')
adm.save()
tea.save()
stu.save()
cla.save()
cou.save()
time.sleep(0.5)
print(\'感谢您的使用！\')
整个系统的数据全部单独存在，并存储在csv文件中
效果图：
总结
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