Regular expressions are basically a tiny language all their own that you can use inside of Python and many other programming languages. You will often hear regular expressions referred to as “regex”, “regexp” or just “RE”. Some languages, such as Perl and Ruby, actually support regular expression syntax directly in the language itself. Python only […]
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This week we welcome Kenneth Reitz (@kennethreitz) as our PyDev of the Week! Kenneth is the developer behind the Requests package, which is one of my favorites. He is also the co-author of the upcoming O’Reilly Book, The Hitchhiker’s Guide to Python. You can visit his website to see what he’s been up to or
PyDev of the Week: Kenneth Reitz Read More »
This week we welcome R. David Murray (@rdavidmurray) as our PyDev of the Week. Mr. Murray is a core developer of the Python language and is currently maintainer of the email module. He has a Python blog, although it hasn’t been updated in a while. You might want to check out his Github profile to
PyDev of the Week: R. David Murray Read More »
I’ve written about super briefly in the past, but decided to take another go at writing something more interesting about this particular Python function. The super built-in function was introduced way back in Python 2.2. The super function will return a proxy object that will delegate method calls to a parent or sibling class of
Python 201 – super Read More »
What does it mean to benchmark ones code? The main idea behind benchmarking or profiling is to figure out how fast your code executes and where the bottlenecks are. The main reason to do this sort of thing is for optimization. You will run into situations where you need your code to run faster because
Python 101: An Intro to Benchmarking your code Read More »
This week we welcome Wesley Chun as our PyDev of the Week! Wesley Chun, MSCS, is author of Prentice Hall’s bestselling “Core Python” series (corepython.com), the “Python Fundamentals” companion videos, co-author of “Python Web Development with Django” (withdjango.com), and has written for Linux Journal, CNET, and InformIT. In addition to being an engineer at Google,
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The other day I ran into a use case where I needed to communicate with a subprocess I had started but I needed it to timeout. Unfortunately, Python 2 does not have a way to timeout the communicate method call so it just blocks until it either returns or the process itself closes. There are
Python 101: How to timeout a subprocess Read More »
This week we welcome Ed Leafe (@EdLeafe) as our PyDev of the Week! Ed is one of the co-creators of the Dabo Application Framework, which is a neat wrapper around wxPython and is aimed at building database driven applications, although you can use it for more than that. Ed also authors a fun tech blog.
PyDev of the Week: Ed Leafe Read More »
This week we welcome Karsten Hilbert as our PyDev of the Week! Karsten took over the GNUmed project, which is a an open source electronic medical record program written mostly in Python. Let’s take a few moments to get to know him better! Can you tell us a little about yourself (hobbies, education, etc): I
PyDev of the Week: Karsten Hilbert Read More »
I’ve been busily working on my second book, Python 201: Intermediate Python. In part one of the book, there are 10 chapters. I recently finished up the last chapter for that part of the book. While I have some tweaks I want to do to a couple of the chapters in this part of the
Python 201 Book Writing Update: Part 1 is Ready Read More »
You have probably been using iterators and generators since you started programming in Python but you may not have realized it. In this article, we will learn what an iterator and a generator are. We will also be learning how they are created so we can create our own should we need to. Iterators An
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This week we have the honor of welcoming Mark Lutz as our PyDev of the Week. Mark is the author of the first Python book ever, Programming Python. He has also authored Learning Python and the Python Pocket Reference, all three of which were with O’Reilly publishing. Rather than rehash more of his background, let’s
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This week we welcome Nicole Harris (@nlhkabu) as our PyDev of the Week! Nicole is the lead designer of Warehouse, the replacement for the Python Packaging Index (PyPI). You can see a demo version of the site here. She is also working with O’Reilly publishing on a Django screencast, which you’ll hear more about below.
PyDev of the Week: Nicole Harris Read More »
Python provides a great module for creating your own iterators. The module I am referring to is itertools. The tools provided by itertools are fast and memory efficient. You will be able to take these building blocks to create your own specialized iterators that can be used for efficient looping. In this chapter, we will
Python 201: An Intro to itertools Read More »
This week we welcome Peter Damoc as our PyDev of the Week! I first came across some of Peter’s work in the wxPython source code. Let’s spend some time getting to know him better! Can you tell us a little about yourself (hobbies, education, etc): I’m 39 and I’m the oldest of five. I have
PyDev of the Month: Peter Damoc Read More »