list of lists?? please help

[Alex]

> I have two lists, state and node. I want node to be a list of
> states. State is a list itself. The problem is that when I try to add
> state to node, e.g.,
> 
> node.append(state)
> 
> it only adds a pointer to state. This defeats my goal, because I just
> end up with a list containing the same thing over and over.

It sounds like you want to make a copy of state.  Perhaps you can do
something like this:

node.append(state[:])

Alex.

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