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python学生信息管理系统

2020-07-28 13:58:41
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本文实例为大家分享了python学生信息管理系统的具体代码,供大家参考,具体内容如下

#编译环境为python3  #学生信息管理系统包括基本的信息功能,能够实现学生信息的输入,查询,增添和删除 #基本框架:开始操作菜单,接收输入选项,调用相应的函数实现对应的功能,循环回到开始菜单, #操作菜单:  student = [] def studentMeau():  print('-'*30)  print('-------学生信息管理系统-------')  print('  1、添加学生信息')  print('  2、删除学生信息')  print('  3、查询学生信息')   print('  4、修改学生信息')  print('  5、退出')  print('-'*30) def appendStuInf():  studentInf = {'Name':'','Id':'','Sex':'','Age':'','Project':''}  studentInf['Name'] = input('请输入学生姓名:')  studentInf['Id'] = input('请输入学生学号:')  studentInf['Sex'] = input('请输入学生性别:')  studentInf['Age'] = input('请输入学生年龄:')  studentInf['Project'] = input('请输入学生专业:')  student.append(studentInf)  #print(student) def deleteStuInf():  num = input('请输入要删除学生的学号:') # for i in range(len(student)): #  if student[i]['Id'] == num: #   student.remove(student[i]) #   break  for stu_inf in student:   if stu_inf['Id'] == num:    student.remove(stu_inf)    break # print(student) def inquireStuInf():  flag = False  num = input('请输入要查询学生的学号:')  for stu_inf in student:   if stu_inf['Id'] == num:    print('name: '+stu_inf['Name']+'/n')    print('Id: '+stu_inf['Id']+'/n')    print('Sex: '+stu_inf['Sex']+'/n')    print('Age: '+stu_inf['Age']+'/n')    print('Project: '+stu_inf['Project']+'/n')    flag = True    break  if flag == False:   print('没有查询到该生的信息!') def modifyStuInf():  num = input('请输入要修改学生的学号:')  flag = False  for stu_inf in student:   if stu_inf['Id'] == num:    print('name: '+stu_inf['Name']+'/n')    print('Id: '+stu_inf['Id']+'/n')    print('Sex: '+stu_inf['Sex']+'/n')    print('Age: '+stu_inf['Age']+'/n')    print('Project: '+stu_inf['Project']+'/n')    flag = True    break  if flag == False:   print('没有该生的信息!')   return  print('1:姓名 ---- 2:学号 ---- 3:性别 ---- 4:年龄 ---- 5:专业 ---- 6:退出'+'/n')  while True:   choice = int(input("请输入选项序号:"))   if choice == 1:    stu_inf['Name'] = input('请重新输入姓名:')    print('姓名已更正为:'+stu_inf['Name']+'/n')   elif choice == 2:    stu_inf['Id'] = input('请重新输入学号:')    print('学号已更正为:'+stu_inf['Id']+'/n')       elif choice == 3:    stu_inf['Sex'] = input('请重新输入性别:')    print('性别已更正为:'+stu_inf['Sex']+'/n')   elif choice == 4:    stu_inf['Age'] = input('请重新输入年龄:')    print('年龄已更正为:'+stu_inf['Age']+'/n')   elif choice == 5:    stu_inf['Project'] = input('请重新输入专业:')    print('专业已更正为:'+stu_inf['Project']+'/n')   elif choice == 6:    print('修改完毕!')    break   else:    print('输入有误,不予执行!') while True:  studentMeau()  choice = int(input("请输入选项序号:"))  if choice == 1:   #添加学生信息   appendStuInf()  elif choice == 2:   #删除学生信息   deleteStuInf()  elif choice == 3:   #查询学生信息   inquireStuInf()  elif choice == 4:   #修改学生信息   modifyStuInf()  elif choice == 5:   print('谢谢使用!')   break  else:   print('输入有误,检查后重新输入!') 
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