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main.py

-print('欢迎来到 InsCode')
\ No newline at end of file
+import json
+
+# 加载已存储的密码数据
+try:
+    with open('passwords.json', 'r') as f:
+        passwords = json.load(f)
+except FileNotFoundError:
+    passwords = {}
+
+# 菜单功能
+def menu():
+    print('请选择操作：')
+    print('1. 存储密码')
+    print('2. 获取密码')
+    print('3. 删除密码')
+    print('4. 查看所有密码')
+    print('5. 退出程序')
+
+# 存储密码
+def save_password():
+    name = input('请输入网站或应用的名称：')
+    username = input('请输入登录用户名：')
+    password = input('请输入登录密码：')
+    passwords[name] = {'username': username, 'password': password}
+    with open('passwords.json', 'w') as f:
+        json.dump(passwords, f)
+    print('密码保存成功！')
+
+# 获取密码
+def get_password():
+    name = input('请输入要查看的网站或应用名称：')
+    if name in passwords:
+        print('账号：', passwords[name]['username'])
+        print('密码：', passwords[name]['password'])
+    else:
+        print('未找到该网站或应用的密码！')
+
+# 删除密码
+def delete_password():
+    name = input('请输入要删除的网站或应用名称：')
+    if name in passwords:
+        del passwords[name]
+        with open('passwords.json', 'w') as f:
+            json.dump(passwords, f)
+        print('密码删除成功！')
+    else:
+        print('未找到该网站或应用的密码！')
+
+# 查看所有密码
+def view_passwords():
+    if not passwords:
+        print('暂无保存密码！')
+    else:
+        for name, data in passwords.items():
+            print(name, ':', data['username'], '/', data['password'])
+
+# 主循环
+while True:
+    menu()
+    choice = input('请输入您的选择：')
+    if choice == '1':
+        save_password()
+    elif choice == '2':
+        get_password()
+    elif choice == '3':
+        delete_password()
+    elif choice == '4':
+        view_passwords()
+    elif choice == '5':
+        print('感谢使用密码管理器，再见！')
+        break
+    else:
+        print('输入有误，请重新输入！')