Learn how to turn raw data into rich interactive web visualizations with the powerful combination of Python & Java Script With this hands-on guide author Kyran Dale teaches you how build a basic dataviz toolchain with best-of-breed Python & Java Script libraries-including Scrapy Matplotlib Pandas Flask & D3-for crafting engaging browser-based visualizations As a working example throughout the book Dale walks you through transforming Wikipedia's table-based list of Nobel Prize winners into an interactive visualization You'll examine steps along the entire toolchain from scraping cleaning exploring & delivering data to building the visualization with Java Script's D3 library If you're ready to create your own web-based data visualizations-and know either Python or Java Script- this is the book for you Learn how to manipulate data with Python Understand the commonalities between Python & Java Script Extract information from websites by using Python's web-scraping tools Beautiful Soup & Scrapy Clean & explore data with Python's Pandas Matplotlib & Numpy libraries Serve data & create RESTful web APIs with Python's Flask framework Create engaging interactive web visualizations with Java Script's D3 library