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gh-100227: Move _str_replace_inf to PyInterpreterState (gh-102333)

Browse source 
https://github.com/python/cpython/issues/100227
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Eric Snow 2023-02-28 14:16:39 -07:00 committed by GitHub
parent f300a1fa4c
commit 880437d4ec
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GPG key ID: 4AEE18F83AFDEB23
4 changed files with 20 additions and 14 deletions
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7
Include/internal/pycore_global_objects.h
View file

@ -27,8 +27,6 @@ extern "C" {
_PyRuntime.cached_objects.NAME
struct _Py_cached_objects {
PyObject *str_replace_inf;
PyObject *interned_strings;
};
@ -67,11 +65,14 @@ struct _Py_static_objects {
(interp)->cached_objects.NAME
struct _Py_interp_cached_objects {
int _not_set;
/* AST */
PyObject *str_replace_inf;
/* object.__reduce__ */
PyObject *objreduce;
PyObject *type_slots_pname;
pytype_slotdef *type_slots_ptrs[MAX_EQUIV];
};
#define _Py_INTERP_STATIC_OBJECT(interp, NAME) \

4
Parser/asdl_c.py
View file

@ -1484,9 +1484,7 @@ def generate_ast_fini(module_state, f):
for s in module_state:
f.write(" Py_CLEAR(state->" + s + ');\n')
f.write(textwrap.dedent("""
if (_PyInterpreterState_Get() == _PyInterpreterState_Main()) {
Py_CLEAR(_Py_CACHED_OBJECT(str_replace_inf));
}
Py_CLEAR(_Py_INTERP_CACHED_OBJECT(interp, str_replace_inf));
#if !defined(NDEBUG)
state->initialized = -1;

4
Python/Python-ast.c generated
View file

@ -263,9 +263,7 @@ void _PyAST_Fini(PyInterpreterState *interp)
Py_CLEAR(state->vararg);
Py_CLEAR(state->withitem_type);
if (_PyInterpreterState_Get() == _PyInterpreterState_Main()) {
Py_CLEAR(_Py_CACHED_OBJECT(str_replace_inf));
}
Py_CLEAR(_Py_INTERP_CACHED_OBJECT(interp, str_replace_inf));
#if !defined(NDEBUG)
state->initialized = -1;

19
Python/ast_unparse.c
View file

@ -1,5 +1,6 @@
#include "Python.h"
#include "pycore_ast.h" // expr_ty
#include "pycore_pystate.h" // _PyInterpreterState_GET()
#include "pycore_runtime.h" // _Py_ID()
#include <float.h> // DBL_MAX_10_EXP
#include <stdbool.h>
@ -13,7 +14,10 @@ _Py_DECLARE_STR(open_br, "{");
_Py_DECLARE_STR(dbl_open_br, "{{");
_Py_DECLARE_STR(close_br, "}");
_Py_DECLARE_STR(dbl_close_br, "}}");
#define _str_replace_inf _Py_CACHED_OBJECT(str_replace_inf)
/* We would statically initialize this if doing so were simple enough. */
#define _str_replace_inf(interp) \
_Py_INTERP_CACHED_OBJECT(interp, str_replace_inf)
/* Forward declarations for recursion via helper functions. */
static PyObject *
@ -78,10 +82,11 @@ append_repr(_PyUnicodeWriter *writer, PyObject *obj)
if ((PyFloat_CheckExact(obj) && Py_IS_INFINITY(PyFloat_AS_DOUBLE(obj))) ||
PyComplex_CheckExact(obj))
{
PyInterpreterState *interp = _PyInterpreterState_GET();
PyObject *new_repr = PyUnicode_Replace(
repr,
&_Py_ID(inf),
_str_replace_inf,
_str_replace_inf(interp),
-1
);
Py_DECREF(repr);
@ -916,9 +921,13 @@ append_ast_expr(_PyUnicodeWriter *writer, expr_ty e, int level)
static int
maybe_init_static_strings(void)
{
if (!_str_replace_inf &&
!(_str_replace_inf = PyUnicode_FromFormat("1e%d", 1 + DBL_MAX_10_EXP))) {
return -1;
PyInterpreterState *interp = _PyInterpreterState_GET();
if (_str_replace_inf(interp) == NULL) {
PyObject *tmp = PyUnicode_FromFormat("1e%d", 1 + DBL_MAX_10_EXP);
if (tmp == NULL) {
return -1;
}
_str_replace_inf(interp) = tmp;
}
return 0;
}