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SF patch 576101, by Oren Tirosh: alternative implementation of

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interning.  I modified Oren's patch significantly, but the basic idea
and most of the implementation is unchanged.  Interned strings created
with PyString_InternInPlace() are now mortal, and you must keep a
reference to the resulting string around; use the new function
PyString_InternImmortal() to create immortal interned strings.
This commit is contained in:
Guido van Rossum 2002-08-19 21:43:18 +00:00
parent d8dbf847b6
commit 45ec02aed1
7 changed files with 171 additions and 106 deletions
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7
Include/modsupport.h
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@ -23,8 +23,8 @@ PyAPI_FUNC(int) PyModule_AddObject(PyObject *, char *, PyObject *);
PyAPI_FUNC(int) PyModule_AddIntConstant(PyObject *, char *, long);
PyAPI_FUNC(int) PyModule_AddStringConstant(PyObject *, char *, char *);
#define PYTHON_API_VERSION 1011
#define PYTHON_API_STRING "1011"
#define PYTHON_API_VERSION 1012
#define PYTHON_API_STRING "1012"
/* The API version is maintained (independently from the Python version)
so we can detect mismatches between the interpreter and dynamically
loaded modules. These are diagnosed by an error message but
@ -38,6 +38,9 @@ PyAPI_FUNC(int) PyModule_AddStringConstant(PyObject *, char *, char *);
Please add a line or two to the top of this log for each API
version change:
19-Aug-2002 GvR 1012 Changes to string object struct for
interning changes, saving 3 bytes.
17-Jul-2001 GvR 1011 Descr-branch, just to be on the safe side
25-Jan-2001 FLD 1010 Parameters added to PyCode_New() and