List replication operator
Steven D'Aprano
steve+comp.lang.python at pearwood.info
Fri May 25 11:47:13 EDT 2018
On Fri, 25 May 2018 18:06:00 +1000, Chris Angelico wrote:
> Downside: while it's all very well to say that this is equivalent to
> copy.deepcopy(), that would imply replicating copy.deepcopy's semantics
> in the core list type (unless it's actually literally defined as
> importing a module and calling a function), and deepcopy is a
> complicated function.
Betcha it's not as complicated as the import statement, and the bulk of
that is now implemented as pure Python :-)
But you make a good point: deep copying is not a trivial operation.
--
Steve
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