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Hmm!  The temp99.py download link doesn't work for me.  
Here's the content in case it doesn't work for others either:

"""
import cPickle as pickle
from pickle import dumps

class SimpleItem:
    def __reduce__(self):
        return (self.__class__, None, {})

class Proxy(object):
    __class__ =  property(lambda self: self.__target.__class__)

    def __init__(self, target):
        self.__target = target

    def __getstate__(self):
        raise RuntimeError("No don't pickle me!  Aaarrgghh!")

p = Proxy(SimpleItem())
dumps(p)
"""