hotshotProfilers = {}
def hotshotit(func):
    def wrapper(*args, **kw):
        import hotshot
        global hotshotProfilers
        prof_name = func.func_name+".prof"
        profiler = hotshotProfilers.get(prof_name)
        if profiler is None:
            profiler = hotshot.Profile(prof_name)
            hotshotProfilers[prof_name] = profiler
        return profiler.runcall(func, *args, **kw)
    return wrapper