[Python-3000] the future of the GIL
Guido van Rossum
guido at python.org
Tue May 8 19:09:46 CEST 2007
On 5/8/07, Thomas Heller <theller at ctypes.org> wrote:
> Wouldn't multiple interpreters (assuming the problems with them would be fixed)
> in the same process give the same benefit? A separate GIL for each one?
No; numerous read-only and immutable objects (e.g. the small integers,
1-character strings, the empty tuple; and all built-in type objects)
are shared between all interpreters. Also, extensions can easily share
state between interpreters I believe.
--Guido van Rossum (home page: http://www.python.org/~guido/)
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