assertRaises not detecting exceptions in __getattr__

A friend of mine asked for my help to find the cause of a bug he was seeing in a complex Python class he was writing. The class was supposed to raise an exception when a certain method was called but the unit tests were not picking up that exception. I have to confess I was a little stumped at first but simplifying his code to the bare minimum made the problem more evident. »

Basic rules for software deployment

Now and then someone asks my opinion on what is the best way to deploy code to a server. There’s a lot to be said about this subject, so I usually end up disappointing the inquirer because I rarely have a simple answer for them. Like so many other things in life, the best way to do it depends on the exact situation. The scale you’re operating at, the type of servers you use, the type of application you’re deploying, the level of security required, the infrastructure you’re using, etc. »