From 5db1bb81ff88c90364cfcf458bae8115126411d8 Mon Sep 17 00:00:00 2001
From: Antoine Pitrou <solipsis@pitrou.net>
Date: Sun, 7 Dec 2014 01:28:27 +0100
Subject: Issue #22696: Add function :func:`sys.is_finalizing` to know about
 interpreter shutdown.

---
 Python/sysmodule.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'Python/sysmodule.c')

diff --git a/Python/sysmodule.c b/Python/sysmodule.c
index 6fb882f0153..aa4046ff93b 100644
--- a/Python/sysmodule.c
+++ b/Python/sysmodule.c
@@ -1121,6 +1121,16 @@ PyDoc_STRVAR(sys_clear_type_cache__doc__,
 "_clear_type_cache() -> None\n\
 Clear the internal type lookup cache.");
 
+static PyObject *
+sys_is_finalizing(PyObject* self, PyObject* args)
+{
+    return PyBool_FromLong(_Py_Finalizing != NULL);
+}
+
+PyDoc_STRVAR(is_finalizing_doc,
+"is_finalizing()\n\
+Return True if Python is exiting.");
+
 
 static PyMethodDef sys_methods[] = {
     /* Might as well keep this in alphabetic order */
@@ -1167,6 +1177,7 @@ static PyMethodDef sys_methods[] = {
      getwindowsversion_doc},
 #endif /* MS_WINDOWS */
     {"intern",          sys_intern,     METH_VARARGS, intern_doc},
+    {"is_finalizing",   sys_is_finalizing, METH_NOARGS, is_finalizing_doc},
 #ifdef USE_MALLOPT
     {"mdebug",          sys_mdebug, METH_VARARGS},
 #endif
-- 
cgit v1.2.3