Learn Python The Hard Way
by Zed A. Shaw
This is a very beginner book for people who want to learn to code. If you can already code then the book will probably drive you insane. It's intended for people who have no coding chops to build up their skills before starting a more detailed book.
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by Hans Petter Langtangen - Springer
With a primary focus on examples and applications of relevance to computational scientists, this useful book shows computational scientists how to develop tailored, flexible, and human-efficient working environments built from small scripts.
by John C. Lusth - The University of Alabama
Contents: Starting Out; Literals; Combining Literals; Precedence and Associativity; Variables; Assignment; Conditionals; Functions; Python Programs and Using Files; Input and Output; Scope; Loops; Recursion; Arrays; Sorting; Footnotes; etc.
by Charles R. Severance - PythonLearn
This book is designed to introduce students to programming and software development through the lens of exploring data. You can think of the Python programming language as a tool to solve data problems that are beyond the capability of a spreadsheet.
by Mark Pilgrim - Apress
This is a book for experienced programmers, a hands-on guide to the Python language. Each chapter starts with a complete code sample, picks it apart and explains the pieces, and then puts it all back together in a summary at the end.