May 2017
Beginner to intermediate
444 pages
11h 31m
English
Content preview from Python GUI Programming Cookbook, Second Edition - Second Edition
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Getting ready
We can declare module-level globals in any module just above and outside functions.
We then have to use the global Python keyword to refer to them. If we forget to use global in functions, we will accidentally create new local variables. This would be a bug and something we really do not want to do.
Python is a dynamic, strongly typed language. We will notice bugs such as this (forgetting to scope variables with the global keyword) only at runtime.
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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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.