What is one of the most common use of Python’s sys library?

1.  to capture command-line arguments given at a file’s runtime
2.  to connect various systems, such as connecting a web front end, an API service, a database, and a mobile app
3.  to take a snapshot of all the packages and libraries in your virtual environment
4.  to scan the health of your Python ecosystem while inside a virtual environment

Correct Answer:

•  to capture command-line arguments given at a file’s runtime