Sync pythoncapi_compat.h (#20143)

Author: hauntsaninja

mypyc/lib-rt/exc_ops.c

@@ -1,3 +1,5 @@
+#include "pythoncapi_compat.h"
+
 // Exception related primitive operations
 //
 // These are registered in mypyc.primitives.exc_ops.
@@ -24,7 +26,7 @@ void CPy_Reraise(void) {
 }
 
 void CPyErr_SetObjectAndTraceback(PyObject *type, PyObject *value, PyObject *traceback) {
-    if (!PyType_Check(type) && value == Py_None) {
+    if (!PyType_Check(type) && Py_IsNone(value)) {
         // The first argument must be an exception instance
         value = type;
         type = (PyObject *)Py_TYPE(value);

mypyc/lib-rt/librt_internal.c

@@ -1,3 +1,5 @@
+#include "pythoncapi_compat.h"
+
 #define PY_SSIZE_T_CLEAN
 #include <Python.h>
 #include <stdint.h>
@@ -245,7 +247,7 @@ write_bool(PyObject *self, PyObject *const *args, size_t nargs, PyObject *kwname
         PyErr_SetString(PyExc_TypeError, "value must be a bool");
         return NULL;
     }
-    if (unlikely(write_bool_internal(data, value == Py_True) == CPY_NONE_ERROR)) {
+    if (unlikely(write_bool_internal(data, Py_IsTrue(value)) == CPY_NONE_ERROR)) {
         return NULL;
     }
     Py_INCREF(Py_None);

mypyc/lib-rt/misc_ops.c

@@ -1,3 +1,5 @@
+#include "pythoncapi_compat.h"
+
 // Misc primitive operations + C helpers
 //
 // These are registered in mypyc.primitives.misc_ops.
@@ -750,7 +752,7 @@ CPy_Super(PyObject *builtins, PyObject *self) {
 
 static bool import_single(PyObject *mod_id, PyObject **mod_static,
                           PyObject *globals_id, PyObject *globals_name, PyObject *globals) {
-    if (*mod_static == Py_None) {
+    if (Py_IsNone(*mod_static)) {
         CPyModule *mod = PyImport_Import(mod_id);
         if (mod == NULL) {
             return false;