kmod’s blog

I happened to be watching the Oscars last night, and I was pretty shocked to see the mistake with the Best Picture award.  Thinking back on it, this is a bit surprising to me: many things are happening that should be more “shocking” (all the craziness in Washington) but don’t seem to affect me the […]

Hey all, I’m investigating an idea and it’s gotten to the point that I’d like to solicit feedback.  The idea is to use Theano or TensorFlow to accelerate existing NumPy programs.  The technical challenges here are pretty daunting, but I feel like I have a decent understanding of its feasibility (I have a prototype that […]

I recently ordered some junk food from Amazon, despite my wife’s objections. I ordered it from an Amazon Market (aka third party) seller since that was the choice picked by Amazon for one-click ordering. The food arrived, and the interesting thing is that it arrived in a Walmart box, with a Walmart packing slip. Evidently, […]

I meant to post more of these, but here’s one for fun: class A(object): def __eq__(self, rhs): return True class B(object): def __eq__(self, rhs): return False print A() in [B()] print B() in [A()] Maybe not quite as surprising once you see the results and think about it, but getting this wrong was the source […]

There seems to be a consensus that register bytecodes are superior to stack bytecodes.  I don’t quite know how to cite “common knowledge”, but doing a google search for “Python register VM” or “stack vs register vm” supports the fact that many people believe this.  There was a comment on this blog to this effect as well. […]

I’ve seen this question come up a couple times, most recently on the python-dev mailing list.  When you want to benchmark something, you naturally want to run the workload multiple times.  But what is the best way to aggregate the multiple measurements?  The two common ways are to take the minimum of them, and to […]