(objects as) mutable dictionary keys

Nick Coghlan ncoghlan at iinet.net.au
Mon Jan 17 05:11:22 EST 2005

Antoon Pardon wrote:
> What are good arguments or bad and how much weight they have depends
> on the person and on the circumstances. So a simple rule like:
> Never use a mutable as a key in a dictionary will sometimes not be
> the best solution.

True - but I think a purely identity based dictionary *is* the solution for most 
such cases where the standard Python rule doesn't apply :)


Nick Coghlan   |   ncoghlan at email.com   |   Brisbane, Australia

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