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-rw-r--r--Doc/c-api/init.rst8
1 files changed, 8 insertions, 0 deletions
diff --git a/Doc/c-api/init.rst b/Doc/c-api/init.rst
index 1806867..4b70ec2 100644
--- a/Doc/c-api/init.rst
+++ b/Doc/c-api/init.rst
@@ -646,6 +646,14 @@ with sub-interpreters:
:c:func:`PyGILState_Release` on the same thread.
+.. c:function:: PyThreadState PyGILState_GetThisThreadState()
+
+ Get the current thread state for this thread. May return ``NULL`` if no
+ GILState API has been used on the current thread. Note that the main thread
+ always has such a thread-state, even if no auto-thread-state call has been
+ made on the main thread. This is mainly a helper/diagnostic function.
+
+
The following macros are normally used without a trailing semicolon; look for
example usage in the Python source distribution.