We are going to learn to play with csv files. What are CSV files?Practical examples of using csv files are1) Ecommerce business buys customer data from social media websites2) used for data interchange between software with different internal file formats, banking transactions moving from a bank to customers and scientific applications.3) Amazon transactions happened in a week ( All over the world ) You can find so many csv files in Kaggle.com Why CSV files?These files makes easy to import and export the Data. We can convert to other formats like Excel etc, in no time. Learn how python makes it much more easy and the next step after this book is data analytics.