Global Interpreter Lock, or how to kill itPeople that listened to my (Armin Rigo) lightning talk at EuroPython know that suddenly, we have a plan to remove the Global Interpreter Lock --- the infamous GIL, the thing in CPython that prevents multiple threads from actually running in your Python code in parallel. That's not actually new, because Jython has been doing it all along. Jython works by very carefully adding locks to all the mutab
