ЯсноПонятно24

import json

notes = {}

def save_notes():
    with open("notes.json", "w") as file:
        json.dump(notes, file)

def load_notes():
    global notes
    try:
        with open("notes.json", "r") as file:
            notes = json.load(file)
    except FileNotFoundError:
        notes = {}

def create_note():
    title = input("Enter note title: ")
    content = input("Enter note content: ")
    notes[title] = content
    save_notes()
    print("Note created successfully!")

def read_note():
    title = input("Enter note title: ")
    if title in notes:
        print(notes[title])
    else:
        print("Note not found")

def update_note():
    title = input("Enter note title: ")
    if title in notes:
        content = input("Enter new content: ")
        notes[title] = content
        save_notes()
        print("Note updated successfully!")
    else:
        print("Note not found")

def delete_note():
    title = input("Enter note title: ")
    if title in notes:
        del notes[title]
        save_notes()
        print("Note deleted successfully!")
    else:
        print("Note not found")

def display_menu():
    print("1. Create note")
    print("2. Read note")
    print("3. Update note")
    print("4. Delete note")
    print("5. Exit")

load_notes()

while True:
    display_menu()
    choice = input("Enter your choice: ")

    if choice == "1":
        create_note()
    elif choice == "2":
        read_note()
    elif choice == "3":
        update_note()
    elif choice == "4":
        delete_note()
    elif choice == "5":
        break
    else:
        print("Invalid choice. Please try again.")

print("Goodbye!")

Пример использования:

1. Create note
2. Read note
3. Update note
4. Delete note
5. Exit
Enter your choice: 1
Enter note title: My Note
Enter note content: This is a test note
Note created successfully!
1. Create note
2. Read note
3. Update note
4. Delete note
5. Exit
Enter your choice: 2
Enter note title: My Note
This is a test note
1. Create note
2. Read note
3. Update note
4. Delete note
5. Exit
Enter your choice: 3
Enter note title: My Note
Enter new content: This is an updated note
Note updated successfully!
1. Create note
2. Read note
3. Update note
4. Delete note
5. Exit
Enter your choice: 4
Enter note title: My Note
Note deleted successfully!
1. Create note
2. Read note
3. Update note
4. Delete note
5. Exit
Enter your choice: 5
Goodbye!