Written by Mark Lutz and David Ascher, this book offers a comprehensive, in-depth introduction to the core Python language. It is basically a book written for gaining a better insight about the programming at a beginner’s level and can be used to derive a strong foundation over the subject matter. This book is important because it covers important areas of Python such as Python 2.7. X and 3.X. It’s an ideal way to begin, whether you’re new to programming or a professional developer versed in other languages.