Next time you're in your IPython console and you get an error somewhere deep in your stack, run %debug. It's a post-mortem debugger, and it'll drop you in an interpreter right where the error happened. You can inspect all the variables, go up and down the... (more…)

Speed, reproducibility, easy rollbacks, and predictability is what we strive for when deploying our diverse Python applications. And that’s what we achieved by leveraging virtual environments and Linux system packages. (more…)

We’re very excited to release Pyston v2, a faster and highly compatible implementation of the Python programming language. Version 2 is 20% faster than stock Python 3.8 on our macrobenchmarks… (more…)

I was recently involved in a python 2 to 3 upgrade project at work and had a decent experience using pyenv and virtualenv together during development to deal with multiple pythons in a relatively sane way. (more…)

execute binaries from Python packages in isolated environments... (more…)