Python is one of the easiest free languages to learn and use, while at the same time being very powerful: It is used by many of the most highly productive professional programmers. Python combines remarkable power with very clear syntax. It has interfaces to many system calls and libraries, as well as to various window systems, and is extensible in C or C++. It is also usable as an extension language for applications that need a programmable interface. Python is portable: it runs on many Unix variants, on the Mac, and on Windows 2000 and later. Most of the biggie extensively used Python like Google etc.