pseudocontinuations.py

from threading import Thread
from time import sleep

def yoba_async_call(x, callback):
    class YobaThread(Thread):
        def run(self):
            sleep(1)
            callback(x * x)
    YobaThread().start()

class YobaMagic(object):
    def yoba_decorator(f):
        def res(self, *args, **nargs):
            g = None
            
            def yoba_callback(result):
                print "yoba callback"
                g.send(result)
                next(g)

            g = f(self, yoba_callback, *args, **nargs)
            next(g)
        return res

    @yoba_decorator
    def response(self, magic_callback):
        print "start reponse"
        yoba_async_call(12, magic_callback)
        result = yield
        yield
        print "response is %d" % result

        yoba_async_call(13, magic_callback)
        result = yield
        yield
        print "response is %d" % result

        yield

x = YobaMagic()
x.response()
print "ololoski ololo"