PyPy and RPython

John Nagle nagle at animats.com
Thu Sep 2 23:19:01 CEST 2010


On 9/2/2010 1:29 AM, sarvi wrote:
> When I think about it these restrictions below seem a very reasonable
> tradeoff for performance.

    Yes.

> And I can use this for just the modules/sections that are performance
> critical.

    Not quite.  Neither Shed Skin nor RPython let you call from
restricted code to unrestricted code.  That tends to happen
implicitly as objects are passed around.  It's the global
analysis that makes this work; when you call something, you
need to know more about it than how to call it.

				John Nagle



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