This 3rd variation of John Zelle’s Python Programming maintains the custom of updating the textual content to replicate new applied sciences even as keeping up a time-examined method to educating introductory laptop technology. Crucial modification to this variation is the removing of such a lot makes use of of eval and the addition of a dialogue of its risks. In our increasingly more attached global, it is by no means too early to start bearing in mind laptop safety problems. This variation additionally makes use of a few new pictures examples, evolved during chapters four-12. [IMPORTANT NOTICE TO PURCHASERS: Any Kindle edition of this book is an illegal reproduction and is unauthorized by the author and the publisher.]