gh-112075: use per-thread dict version pool (#118676)

use thread state set of dict versions

1 files changed, 13 insertions, 1 deletions

diff --git a/Modules/_testcapi/dict.c b/Modules/_testcapi/dict.c
index 4319906..e80d898 100644
--- a/Modules/_testcapi/dict.c
+++ b/Modules/_testcapi/dict.c
@@ -1,7 +1,6 @@
 #include "parts.h"
 #include "util.h"
 
-
 static PyObject *
 dict_containsstring(PyObject *self, PyObject *args)
 {
@@ -182,6 +181,18 @@ dict_popstring_null(PyObject *self, PyObject *args)
     RETURN_INT(PyDict_PopString(dict, key,  NULL));
 }
 
+static PyObject *
+dict_version(PyObject *self, PyObject *dict)
+{
+    if (!PyDict_Check(dict)) {
+        PyErr_SetString(PyExc_TypeError, "expected dict");
+        return NULL;
+    }
+_Py_COMP_DIAG_PUSH
+_Py_COMP_DIAG_IGNORE_DEPR_DECLS
+    return PyLong_FromUnsignedLongLong(((PyDictObject *)dict)->ma_version_tag);
+_Py_COMP_DIAG_POP
+}
 
 static PyMethodDef test_methods[] = {
     {"dict_containsstring", dict_containsstring, METH_VARARGS},
@@ -193,6 +204,7 @@ static PyMethodDef test_methods[] = {
     {"dict_pop_null", dict_pop_null, METH_VARARGS},
     {"dict_popstring", dict_popstring, METH_VARARGS},
     {"dict_popstring_null", dict_popstring_null, METH_VARARGS},
+    {"dict_version", dict_version, METH_O},
     {NULL},
 };