Regular Expression (Regex) in Python

Everyone has used the feature of CTRL+F to find some text in documents, Regex also known as Regular Expresssion is advance form of that it allows the user to search for a pattern defined by him/her in the given set of input. Regex matching is termed as Greedy.

Let's say you want to find a given ip address of format(xxx.xxx.xxx.x) is present or not in a large set of document, it can be done two ways:-

1- Tradtional way is without using any form of regex in the code and to visit each character in ...