本文实例为大家分享了python名片管理系统的具体代码,供大家参考,具体内容如下
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import os list_all = [] def page(): """输出主页面""" print ( "*" * 30 ) print ( "欢迎使用[名片管理系统]v2.0" ) print () print ( "1.新建名片" ) print ( "2.查看全部" ) print ( "3.查询名片" ) print ( "4.保存信息" ) print () print ( "0.退出系统" ) print ( "=" * 30 ) def new_cards(): """接收用户输入的信息保存至字典""" dict_1 = { "name" : input ( "姓名:" ), "age" : input ( "年龄:" ), "phone" : input ( "电话:" ), "email" : input ( "邮箱:" )} # 将字典添加至列表 list_all.append(dict_1) def check_all(): """将所有的字典信息进行打印""" if len (list_all) > 0 : print ( "姓名\t\t年龄\t\t电话\t\t邮箱" ) for i in list_all: print ( "%s\t\t%s\t\t%s\t\t%s" % (i[ "name" ], i[ "age" ], i[ "phone" ], i[ "email" ])) else : print ( "还没有任何信息" ) def check_cards(): """查询名片""" user = input ( "请输入要查询的姓名:" ) for i in list_all: # 遍历全局列表,将存入的字典依次取出 if i[ 'name' ] = = user: # 如果字典的值跟用户搜索的值相同打印字典 print ( "姓名\t\t年龄\t\t电话\t\t邮箱" ) print ( "%s\t\t%s\t\t%s\t\t%s" % (i[ "name" ], i[ "age" ], i[ "phone" ], i[ "email" ])) revise_cards(i) else : print ( "没有查询到您搜索的信息" ) def revise_cards(dict_1): """修改名片,接收之前已经查到的字典""" while True : user_choor = input ( "1.修改名片 2.删除名片 0.返回主菜单" ) if user_choor = = "1" : # 如果用户输入1执行修改功能 print ( "修改名片,注:修改直接输入修改内容,回车不修改" ) dict_1[ "name" ] = revise(dict_1[ "name" ], input ( "姓名" )) dict_1[ "age" ] = revise(dict_1[ "age" ], input ( "年龄" )) dict_1[ "phone" ] = revise(dict_1[ "phone" ], input ( "电话" )) dict_1[ "email" ] = revise(dict_1[ "email" ], input ( "邮箱" )) print ( "修改成功" ) break # laturn elif user_choor = = "2" : # 如果输入2删除字典 list_all.remove(dict_1) print ( "删除名片成功" ) break elif user_choor = = "0" : break else : print ( "输入错误请重新输入" ) def revise(old, new): """实现回车不修改的功能""" if len (new) < = 0 : return old else : return new def save_dir(): """将文件保存至指定文件""" a = open ( "123.xlsx" , "w" ) a.write( str (list_all)) a.close() print ( "保存成功" ) def read_dir(): """读取文件""" if os.path.exists( "123.data" ): a = open ( "123.data" , "r" ) b = eval (a.read()) global list_all list_all = b a.close() import cards_tools # 读取文件 cards_tools.read_dir() while True : cards_tools.page() user_input = input ( "请选择您要执行的操作" ) if user_input = = "1" : print ( "即将执行:新建名片" ) cards_tools.new_cards() elif user_input = = "2" : print ( "即将执行:查看全部" ) cards_tools.check_all() elif user_input = = "3" : print ( "即将执行:查询名片" ) cards_tools.check_cards() elif user_input = = "4" : print ( "即将执行:保存信息" ) cards_tools.save_dir() elif user_input = = "0" : print ( "欢迎下次使用[名片管理系统]" ) exit() else : print ( "你的输入有误,请重新输入" ) |
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:http://blog.csdn.net/wf134/article/details/78409464