python 2.7 -> python 3.14

extern/include/python/internal/pycore_unionobject.h

@@ -0,0 +1,26 @@
+#ifndef Py_INTERNAL_UNIONOBJECT_H
+#define Py_INTERNAL_UNIONOBJECT_H
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef Py_BUILD_CORE
+#  error "this header requires Py_BUILD_CORE define"
+#endif
+
+// For extensions created by test_peg_generator
+PyAPI_DATA(PyTypeObject) _PyUnion_Type;
+PyAPI_FUNC(PyObject *) _Py_union_type_or(PyObject *, PyObject *);
+
+#define _PyUnion_Check(op) Py_IS_TYPE((op), &_PyUnion_Type)
+
+#define _PyGenericAlias_Check(op) PyObject_TypeCheck((op), &Py_GenericAliasType)
+extern PyObject *_Py_subs_parameters(PyObject *, PyObject *, PyObject *, PyObject *);
+extern PyObject *_Py_make_parameters(PyObject *);
+extern PyObject *_Py_union_args(PyObject *self);
+extern PyObject *_Py_union_from_tuple(PyObject *args);
+
+#ifdef __cplusplus
+}
+#endif
+#endif /* !Py_INTERNAL_UNIONOBJECT_H */