serializable object references

[7stud]

Martin Drautzburg wrote:
> Is it possible to convert an object into a string that identifies the
> object in a way, so it can later be looked up by this string.
> Technically this should be possible, because things like
>
> <__main__.Foo instance at 0xb7cfb6ac>
>
> say everything about an object. But how can I look up the real object,
> when I only have this string?
>
> I know such a thing can be achieved with a dictionary that holds
> reference-object pairs. Is there another way?

How about:

class Dog(object):
    def __init__(self, name):
        self.name = name

d = Dog("Spot")
print globals()["d"].name