Make a unique filesystem path, without creating the file

[Dan Sommers]

On Mon, 15 Feb 2016 11:08:52 +1100, Ben Finney wrote:

> I am unconcerned with whether there is a real filesystem entry of that
> name; the goal entails having no filesystem activity for this. I want
> a valid unique filesystem path, without touching the filesystem.

That's an odd use case.

If it's really just one valid filesystem path (your original post said
*paths*, plural), then how about __file__? or os.__file__?