[Python-checkins] Fix calling order of PyEval_InitThreads. (GH-4602)

Tue Sep 10 06:30:00 EDT 2019

https://github.com/python/cpython/commit/9e61066355b4b55c873d56f5f106a22463b56862
commit: 9e61066355b4b55c873d56f5f106a22463b56862
branch: master
author: Kenta Murata <mrkn at users.noreply.github.com>
committer: Benjamin Peterson <benjamin at python.org>
date: 2019年09月10日T11:29:56+01:00
summary:
Fix calling order of PyEval_InitThreads. (GH-4602)
As described in Doc/c-api/init.rst, PyEval_InitThreads() cannot be called
before Py_Initialize() function.
files:
M Modules/_ctypes/callbacks.c

diff --git a/Modules/_ctypes/callbacks.c b/Modules/_ctypes/callbacks.c
index 97463b599bc0..d2d9a6587d79 100644
--- a/Modules/_ctypes/callbacks.c
+++ b/Modules/_ctypes/callbacks.c
@@ -422,8 +422,8 @@ CThunkObject *_ctypes_alloc_callback(PyObject *callable,
 static void LoadPython(void)
 {
 if (!Py_IsInitialized()) {
- PyEval_InitThreads();
 Py_Initialize();
+ PyEval_InitThreads();
 }
 }
 
