系统主要是：1.新增名片 2.显示全部 3.查询名片 0.退出系统
card_main.py
import card_tools while True: """ 1.新增名片 2.显示全部 3.查询名片 0.退出系统 """ card_tools.show_menu() # 显示系统菜单 action_str = card_tools.input_deal() if action_str == 1: print("您的操作是：%d" % action_str) card_tools.new_card() print() elif action_str == 2: print("您的操作是：%d" % action_str) card_tools.show_all() print() elif action_str == 3: print("您的操作是：%d" % action_str) card_tools.find_card() print() elif action_str == 0: print("退出系统") break else: print("您输入的不正确") card_tools.py
#! /usr/bin/python3 card_list = [] def input_deal(): """ 输入处理 :return: """ while True: try: action_str = int(input("请输入你的操作：")) except ValueError: print("输入不正确,请重新输入!") else: return action_str def show_menu(): """ 显示名片系统的菜单 :return: """ print("*" * 50) print("名片管理系统1.0".center(21, " ")) print("1.新建名片".center(10, "\t")) print("2.显示全部".center(10, "\t")) print("3.查询名片".center(10, "\t")) print("0.退出系统".center(10, "\t")) print("*" * 50) def new_card(): """ 新增名片 :return: """ print("新增名片") name = input("请输入您的名字：") phone = input("请输入您的手机号码：") qq = input("请输入您的QQ号码：") email = input("请输入您的邮箱地址：") card_dict = {"name": name, "phone": phone, "qq": qq, "email": email} # print(card_dict) card_list.append(card_dict); print(card_list) def show_all(): """ 显示所有名片 :return: """ for name in ["姓名", "电话", "QQ", "邮箱"]: print(name, end="\t\t") print() # print(card_list) if len(card_list) == 0: print("名片为空，请添加。") for card_dict in card_list: print("%s\t\t\t%s\t\t\tt%s\t\t\t%s" % ( card_dict['name'], card_dict['phone'], card_dict['qq'], card_dict['email'])) def find_card(): """ 查询名片 :return: """ find_name = input("请输入您要查询的姓名：") for card_dict in card_list: if card_dict['name'] == find_name: print("查询成功") print(card_dict) deal_card(card_dict) break else: print("查询失败") def deal_card(card_dict): """ 对名片进行修改，查询 :return: """ action_str = input("请输入你要的操作：1.修改 2.删除 0.返回上级菜单") if action_str == "1": print("您的操作是：%s" % action_str) name = deal_input(card_dict, input("请输入您的名字："), "name") phone = deal_input(card_dict, input("请输入您的手机号码："), "phone") qq = deal_input(card_dict, input("请输入您的QQ号码："), "qq") email = deal_input(card_dict, input("请输入您的邮箱地址："), "email") card_dict['name'] = name card_dict['phone'] = phone card_dict['qq'] = qq card_dict['email'] = email elif action_str == "2": print("您的操作是：%s" % action_str) card_list.remove(card_dict) print("删除成功") else: print("返回上级菜单") def deal_input(card_dict, str1, str2): """ 处理要修改的输入值 :param card_dict: :param str1: :param str2: :return: """ if len(str1) == 0: return card_dict[str2] else: return str1 文章来源: https://blog.csdn.net/u011842599/article/details/90676093