What is sys.argv in Python and How to Use It

While I was updating the data for Professor YY ’s COVID19-data project , I noticed some lines of codes containing sys.argv. I didn’t understand it in the begining, nor was I sure how to use it. I understood it later. This post is to explain what sys.argv is and how to use it.

Python sys.argv is essentially a variable from the <a href=“%28https://docs.python …