This book is ideal for both beginning programmers and those who are just about to learn Python but already have experience programming in other languages. It takes an in-depth look at the latest Python packages and libraries. Stylistically, the publication resembles a manual interspersed with code, explaining in detail the various concepts of Python 3. Under the cover you will find extensive material from the very basics of the language to relatively complex and narrow topics. After reading this book, you will not only be convinced that Python is delicious, but also master the art of testing, debugging, code reuse, and learn how to apply Python in various subject areas.