From 0bb3900fe06c84adb9ad7e2ad22a165ff03f8c9e Mon Sep 17 00:00:00 2001
From: Thomas Grainger <tagrain@gmail.com>
Date: Fri, 23 Sep 2022 15:12:07 +0100
Subject: [PATCH] use itertools count for atomic increments

---
 clients/rospy/src/rospy/impl/transport.py | 13 ++-----------
 1 file changed, 2 insertions(+), 11 deletions(-)

diff --git a/clients/rospy/src/rospy/impl/transport.py b/clients/rospy/src/rospy/impl/transport.py
index f53b7b88d9..7c65fb32a7 100644
--- a/clients/rospy/src/rospy/impl/transport.py
+++ b/clients/rospy/src/rospy/impl/transport.py
@@ -40,20 +40,11 @@
 For topic implementations, see L{topics}
 """
 
-import threading
+import itertools
 
 # we need ids for the transports so we can send the IDs instead of
 # full connection details
-_transport_id = 0
-_id_lock = threading.Lock()
-def _nextId():
-    global _transport_id
-    try:
-        _id_lock.acquire()
-        _transport_id += 1
-        return _transport_id
-    finally:
-        _id_lock.release()
+_nextId = itertools.count().__next__
 
 INBOUND = 'i'
 OUTBOUND = 'o'