ijson on PyPy, Episode 2: Warm-up



Today I've come upon a very interesting development in the story of optimizing pure Python version of ijson. The thing as I left them yesterday were like this: Original yajl wrapper0.47 sec CPython0.84 sec PyPy1.30 sec These are the times of parsing a JSON array of 10000 objects. The parser ...

ijson on PyPy



I happen to follow Alex Gaynor on Twitter and his ravings on speed and general awesomeness of PyPy have inspired me to a small experiment. I have this iterative JSON parser — ijson — which is a ctypes-based wrapper around C library yajl by Lloyd Hilaiel. I don't know of ...