bpo-45212: Add a comment for time.sleep() in tests (GH-28414)

Co-authored-by: Victor Stinner <vstinner@python.org>

diff --git a/Lib/test/test_socket.py b/Lib/test/test_socket.py
index 2d7cdb492b84bdff901a984b802184bed23ac0ae..d064c6705a484ff295ba9c49db093eeb2bb2de60 100755 (executable)
--- a/Lib/test/test_socket.py
+++ b/Lib/test/test_socket.py
@@ -6207,6 +6207,7 @@ class SendfileUsingSendTest(ThreadedTCPSocketTest):
     def testWithTimeoutTriggeredSend(self):
         conn = self.accept_conn()
         conn.recv(88192)
+        # bpo-45212: the wait here needs to be longer than the client-side timeout (0.01s)
         time.sleep(1)
 
     # errors