Selenium is a powerful tool for controlling web browsers through programs and performing browser automation. It is functional for all browsers, works on all major OS and its scripts are written in various languages i.e python,java,c#,javascript,go etc, 

Python is one of the most popular and on-demand programming languages right now. The reason is obvious; it offers plenty of benefits to its users and is considered as an all-rounder. You can create websites using python by leveraging tools such as Flask,Django, and so on. It is also possible to perform web automation using Selenium. And you can use Python for Datascience and machine learning etc. Its simple syntax and the tons of libraries and packages it provides, make it a favorite among programmers.

Python is incredibly easy to learn. It's open-source, free to use, high-level, interpreted, and has one of the largest developer communities worldwide, who are ready to solve any problem you have.