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Programming Python, 3rd Edition
book

Programming Python, 3rd Edition

by Mark Lutz
August 2006
Intermediate to advanced content levelIntermediate to advanced
1600 pages
51h 46m
English
O'Reilly Media, Inc.
Content preview from Programming Python, 3rd Edition

Foreword to the Second Edition (2001)

Less than five years ago, I wrote the Foreword for the first edition of Programming Python. Since then, the book has changed about as much as the language and the Python community! I no longer feel the need to defend Python: the statistics and developments listed in Mark’s Preface speak for themselves.

In the past year, Python has made great strides. We released Python 2.0, a big step forward, with new standard library features such as Unicode and XML support, and several new syntactic constructs, including augmented assignment: you can now write x += 1 instead of x = x+1. A few people wondered what the big deal was (answer: instead of x, imagine dict[key] or list[index]), but overall this was a big hit with those users who were already used to augmented assignment in other languages.

Less warm was the welcome for the extended print statement, print>>file, a shortcut for printing to a different file object than standard output. Personally, it’s the Python 2.0 feature I use most frequently, but most people who opened their mouths about it found it an abomination. The discussion thread on the newsgroup berating this simple language extension was one of the longest ever—apart from the never-ending Python versus Perl thread.

Which brings me to the next topic. (No, not Python versus Perl. There are better places to pick a fight than a Foreword.) I mean the speed of Python’s evolution, a topic dear to the heart of the author of this book. Every time ...

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Publisher Resources

ISBN: 0596009259Supplemental ContentErrata Page