Small note π
I usually avoided this topic when I was learning Python in college π . It is now time to learn it π.
It's a series of characters that allow us to check for matches. Eg: E-mail validation in forms
RegEx looks like this:
^[a-zA-Z0-9]+(?:\.[a-zA-Z0-9]+)*@[a-zA-Z0-9]+(?:\.[a-zA-Z0-9]+)*$