Data; in any form is now the most valued asset over the world.  The term Data in this article refers to a collection of facts such as numbers, words, measurements, and observations that have been translated into a form that computers can process.  Data Science is the concept of analyzing and extracting useful information from these massive troves of data. The practice of data science requires the use of analytical tools, technologies and languages for assistance in the extraction of insights as well as value from data.  Python is the preferred programming language for data scientists.