What's the module "os" and what it can do?

Answer 1

Here is a simple definition of OS module with functions and examples.
https://www.edureka.co/blog/os-module-in-JUMP_LINK__&&__python__&&__JUMP_LINK

Answer 2

https://data-flair.training/blogs/python-os-module/

Answer 3

The OS module in python provides functions for interacting with the operating system. OS, comes under Python’s standard utility modules. This module provides a portable way of using operating system dependent functionality. The *os* and *os.path* modules include many functions to interact with the file system.
https://www.google.com/amp/s/www.geeksforgeeks.org/os-module-python-examples/amp/