serializable object references

Daniel Nogradi nogradi at
Sun Apr 22 16:25:08 CEST 2007

> 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?

There is the pickle module for serializing objects into strings:

If you need to store objects and later look them up by some key I
would recommend using a database. There are plenty:


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