[Python-ideas] Preallocated tuples and dicts for function calls

[Martin Bammer]

Thread safety is not a problem here because of the GIL.

Am Sa., 9. März 2019 um 02:03 Uhr schrieb Greg Ewing <
greg.ewing at canterbury.ac.nz>:

> Martin Bammer wrote:
>
> > what about the idea that the interpreter preallocates and preinitializes
> > the tuples and dicts for function calls where possible when loading a
> module?
>
> This would not be thread-safe. Locking would be needed around uses
> of the preallocated objects, and that might take away some or all
> of the gain. It would also introduce unexpected interactions
> between threads.
>
> --
> Greg
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