person_info = []
print("=" * 20)
print('欢迎使用通讯录：')
print("1.添加联系人")
print("2.查看通讯录")
print("3.删除联系人")
print("4.修改联系人")
print("5.查找联系人")
print("6.退出")
print("=" * 20)
while True:    
    per_dict = {}    
    fun_num = input('请输入功能序号：')    
    if fun_num == '1':
                        
        per_name = input('请输入联系人的姓名：')          
        phone_num = input('请输入联系人的手机号：')          
        per_email = input('请输入联系人的邮箱：')          
        per_address = input('请输入联系人的地址：')          
        if per_name.strip() == '' or phone_num.strip() == ''or per_email.strip() == '' or per_address.strip() == '':                   
           print('请输入正确信息')               
           continue          
        else:                 
           per_dict.update({'姓名':per_name,'手机号': phone_num, '电子邮箱': per_email, '联系地址': per_address})                  
           person_info.append(per_dict)              
           print('保存成功')    
    elif fun_num == '2':          
        if len(person_info) == 0:                 
            print('通讯录无信息')            
        for i in person_info:               
            print('--*' * 6)               
            for title, info in i.items():                    
                print(title + ':' + info)
            print('--*' * 6)    
      elif fun_num == '3':          
         if len(person_info) != 0:                   
             del_name = input('请输入要删除的联系人姓名：')                
             for i in person_info:                     
                if del_name in i.values():                            
                person_info.remove(i)                         
                print(person_info)                         
                print('删除成功')                     
             else:                            
                print('该联系人不在通讯录中')          
          else:                
             print('通讯录无信息')    
      elif fun_num == '4':         
          if len(person_info) != 0:                   
             modi_info = input('请输入要修改的联系人姓名：')                
             for i in person_info:                    
                if modi_info in i.values():                       
                     index_num = person_info.index(i)                       
                     dict_cur_perinfo = person_info[index_num]                       
                     for title, info in dict_cur_perinfo.items():                            
                     print(title + ':' + info)
                     modi_name = input('请输入新的姓名：')                    
                     modi_phone = input('请输入新的手机号：')                    
                     modi_email = input('请输入新的邮箱：')                    
                     modi_address = input('请输入新的地址：') 
                     dict_cur_perinfo.update(姓名=modi_name)                    
                     dict_cur_perinfo.update(手机号=modi_phone)   
                     dict_cur_perinfo.update(电子邮箱=modi_email)                    
                     dict_cur_perinfo.update(联系地址=modi_address)                    
                     print(person_info)           
     else:                 
        print('通讯录无信息')    
elif fun_num == '5':             
    if len(person_info) != 0:                   
        query_name = input('请输入要查找的联系人姓名：')                 
        for i in person_info:
            if query_name in i.values():                                   
                index_num = person_info.index(i)                        
                for title, info in person_info[index_num].items():                            
                    print(title + ':' + info)                        
             break                 
       else:
           print('该联系人不在通讯录中')                
     else:                 
        print('通讯录无信息')    
elif fun_num == '6':           

   break