Every now and then you’ll find yourself needing to load modules or classes dynamically. In other words, you’ll want to be able to import a module without knowing ahead of time which one you’re going to import. In this article, we’ll look at two ways to accomplish this feat in Python. Using the __import__ Magic …
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List comprehensions in Python are very handy. They can also be a little hard to understand when and why you would use them. List comprehensions tend to be harder to read than just using a simple for loop as well. We’ll spend some time looking at how to construct list comprehensions and learn how they …
Today we’re going to take a look at Tkinter! I was curious about how one would go about hiding a frame and then re-showing it using Tkinter and I kept finding threads (like this one) that talked about using withdraw() and deiconify() but didn’t really provide any usable code. In wxPython, I did this sort …
Mercurial is a free, distributed source control versioning tool, similar to git or bazaar. Some might even compare it CVS or Subversion (SVN), although those are not distributed versioning systems. The Python programming core development team chose to switch to Mercurial from SVN a couple years ago and many other high profile 3rd party Python …
While researching PDF libraries for Python, I stumbled across another little project called metaPDF. According to its website, metaPDF is a lightweight Python library optimized for metadata extraction and insertion, and it is a fast wrapper over the excellent pyPdf library. It works by quickly searching the last 2048 bytes of the PDF before parsing …
Some teens from around the world decided to learn Python using Raspberry Pi to write a game during a sprint starting today and running through tomorrow. They are taking donations to give to the Raspberry Pi foundation too. You can follow their live stream if you want to. Raspberry Pi is an ARM GNU/Linux box …