Python operating system (sort of)
this is a very rough concept of an operating system in python, if anyone has any tips or suggestions please let me know as it is still in very early development
If you want to prevent the program from throwing an error if the user puts a file extension besides .py, you could use a Try-Except block to catch errors.
https://www.w3schools.com/python/python_try_except.asp if your not sure how to use Try-Except.
A few suggestions, change the command that changes settings to
settings for consistency, and add a space after prompt. You could add a calculator with support for multiple operations, and a timer