To-Do-List simple code

Features

1. It can lock or unlock the tasks.
2. If it locks the tasks, tasks are not visible until user types the correct PIN.
3. User can't even delete the existing tasks until the correct PIN is typed.
4. It is unlocked at first, we have to set the lock to tasks.
5. there are more other basic features like adding the tasks, deleting the tasks, inspecting the tasks.

NOTE:-

This is my first code after learning to code python for tons of hours I used AI to get some help like fixing bugs, learning new concepts.

conclusion:-

this is just a basic code which made me learn new things. I am willing to add more features to it.