本文实例为大家分享了python列表使用实现名字管理系统的具体代码,供大家参考,具体内容如下
实现的功能代码如下:
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# 名字管理系统 列表的使用
print ( "=" * 50 )
print ( "1:添加名字" )
print ( "2:修改名字" )
print ( "3:查询名字" )
print ( "4:删除名字" )
print ( "5:退出" )
print ( "=" * 50 )
names = []
while True :
num = int ( input ( "请输入要操作的序号:" )) # input获取到的是str,要转换为Int
if num = = 1 :
name_add = input ( "请输入要添加的名字:" )
names.append(name_add)
print (names)
elif num = = 2 :
name_edit1 = input ( "请输入要修改的原始名字" )
# 法一:
# if name_edit1 in names:
# for i in range(len(names)):
# if name_edit1 == names[i]:
# name_edit2 = input("请输入要修改为的名字:")
# names[i] = name_edit2
# print("修改成功!")
# else:
# print("查无此人")
# 法二:
find_name = 0 # 默认没找到
for i in range ( len (names)):
if name_edit1 = = names[i]:
name_edit2 = input ( "请输入要修改为的名字:" )
names[i] = name_edit2
print ( "修改成功!" )
find_name = 1
if find_name = 0 :
print ( "查无此人" )
elif num = = 3 :
name_select = input ( "请输入要查询的名字:" )
if name_select in names:
print ( "找到了要查找的人" )
else :
print ( "查无此人" )
elif num = = 4 :
name_del = input ( "请输入要进行删除的名字:" )
if name_del in names:
names.remove(name_del)
print ( "删除成功!" )
else :
print ( "查无此人,无法进行删除" )
elif num = = 5 :
break
else :
print ( "输入错误!" )
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小编再为大家分享另一段用python中列表实现名字管理系统的代码:
1、打印功能提示
2、获取用户输入
3、根据用户的输入选择相应的功能进行实现
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#打印提示
print ( "=" * 50 )
print ( "names_manage_systme" )
print ( "1、add a new name" )
print ( "2、delete a name" )
print ( "3、modify a name" )
print ( "4、search a name" )
print ( "5、quit!" )
print ( "=" * 50 )
#存储用户姓名
names = []
while True :
#获取用户输入
user_input_num = int ( input ( "please input the number you need:" ))
#功能实现
if user_input_num = = 1 : #增加
new_name = input ( "please input the new name that you need to add:" )
names.append(new_name)
print (names)
elif user_input_num = = 2 : #删除
del_name = input ( "please input the new name that you need to delete:" )
names.remove(del_name)
print (names)
elif user_input_num = = 3 : #改
modify_name = input ( "please input the new name that you need to modify:" )
after_modify_name = input ( "please input the new name :" )
length = len (names)
modify_name_index = 0
i = 0
while i < length:
if modify_name = = names[i]:
modify_name_index = i
break
i + = 1
names[modify_name_index] = after_modify_name
print (names)
elif user_input_num = = 4 : #查找
search_name = input ( "please input the new name that you need to search:" )
length = len (names)
search_name_index = 0
i = 0
while i < length:
if search_name = = names[i]:
search_name_index = i
break
i + = 1
if i = = length:
search_name_index = - 1 #没有找到的话令索引置为-1
print ( "the index of your search_name is:%d" % search_name_index)
elif user_input_num = = 5 : #退出
print ( "quit success!" )
break
else :
print ( "input number wrong!\nplease input again" )
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以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持服务器之家。
原文链接:https://blog.csdn.net/mico_cmm/article/details/82669218