How can I encrypt a folder?

[StefanMeier12]

Encryption with Python is very interesting. I would like to encrypt and decrypt the EBeispielordner1 folder. It would also be interesting to have several
Can encrypt folders in a single slide, e.g.

E/Beispielordner1

E/Beispielordner2

E/Beispielordner3

I would like to start this program from the console without GUI.

How can I customize your code?

Of course there are many encryption programs, but it would be interesting to be able to use a Python encryption program without backdoor.