August 2015
Beginner
264 pages
5h 57m
English
Content preview from Doing Math with Python
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BOverview of Python Topics
The aim of this appendix is twofold: to provide a quick refresher on some Python topics that weren’t thoroughly introduced in the chapters and to introduce topics that will help you write better Python programs.
if __name__ == '__main__'
Throughout the book, we’ve used the following block of code, where func() is a function we’ve defined in the program:
if __name__ == '__main__': # Do something func()
This block of code ensures that the statements within the block are executed only when the program is run on its own.
When a program runs, the special variable __name__ is set to __main__ automatically, so the if ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.