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Code Listing by Arnau Sanchez

Code 1-3 of 3   






This recipe shows a simple, transparent (and hopefully pythonic) way of running asynchronous tasks when writing a event-driven application (i.e. GUI). The aim is to allow a programmer to write time-consuming functions (usually IO-bound, but not only) with sequential-looking code, instead of scattering the logic over a bunch of callbacks. We will take advantage of the coroutines introduced in Python 2.5 (see...



Any Python programmer knows how extremely powerful generators are. Now (since version 2.5) Python generators can not only yield values but also receive them, so they can be used to build coroutines.

One drawback of the current...



A simple brute-force Sudoku solver written in functional-programming style. This code is not aimed for speed, the goal is to write a clear, compact and (hopefully) pedagogical functional solution.