Over the past few years, Python programming language has emerged as the most popular language in the programming world. It is widely used in big data analysis, machine learning, web applications and so on. The easy to learn and use feature has made it the choice for every programmer. Python provides extensive collection of modules and libraries that can be directly used to make interactive programs and do fine analysis of data. Python has several features that makes it a better choice to use. The features like object-oriented, software quality, developer productivity, free and open source, portability, interpreted language, integration, dynamically typed language, supports multiple modules and libraries and of course fun, made the language popular and interesting. Python programming language has wide variety of applications like building web applications, software development, business applications, desktop applications and also used in scientific and numeric computing.