deepcopy chokes with TypeError on dynamically assigned instance method

[Kanenas]

On Thu, 10 Feb 2005 00:54:04 -0800, Kanenas <kanenas @t comcast d.t
net> wrote:

>When an instance has a dynamically assigned instance method, deepcopy
>throws a TypeError with the message "TypeError: instancemethod
>expected at least 2 arguments, got 0".  

I forgot to mention that the TypeError is thrown only when
constructing an instance from another instance in the same class, e.g.
Foo('bar') is fine but Foo(Foo('bar')) will fail.