May 4, 2023 · May 5, 2023
diff --git a/Lib/test/test_epoll.py b/Lib/test/test_epoll.py
 import socket
 import time
 import unittest
 from test import support

 if not hasattr(select, "epoll"):
    raise unittest.SkipTest("test works only on Linux 2.6")
        client.sendall(b"Hello!")
        server.sendall(b"world!!!")

        now = time.monotonic()
        events = ep.poll(1.0, 4)
        then = time.monotonic()
        self.assertFalse(then - now > 0.01)
        # we might receive events one at a time, necessitating multiple calls to
        # poll
        events = []
        for _ in support.busy_retry(support.SHORT_TIMEOUT):
            now = time.monotonic()
            events += ep.poll(1.0, 4)
            then = time.monotonic()
            self.assertFalse(then - now > 0.01)
            if len(events) >= 2:
                break

        expected = [(client.fileno(), select.EPOLLIN | select.EPOLLOUT),
                    (server.fileno(), select.EPOLLIN | select.EPOLLOUT)]
diff --git a/Misc/NEWS.d/next/Tests/2023-03-17-22-00-47.gh-issue-102795.z21EoC.rst b/Misc/NEWS.d/next/Tests/2023-03-17-22-00-47.gh-issue-102795.z21EoC.rst
 fix use of poll in test_epoll's test_control_and_wait
Original file line number	Diff line number	Diff line change
Expand Up		@@ -27,6 +27,7 @@
		import socket
		import time
		import unittest
		from test import support

		if not hasattr(select, "epoll"):
		raise unittest.SkipTest("test works only on Linux 2.6")
Expand DownExpand Up		@@ -186,10 +187,16 @@ def test_control_and_wait(self):
		client.sendall(b"Hello!")
		server.sendall(b"world!!!")

		now = time.monotonic()
		events = ep.poll(1.0, 4)
		then = time.monotonic()
		self.assertFalse(then - now > 0.01)
		# we might receive events one at a time, necessitating multiple calls to
		# poll
		events = []
		for _ in support.busy_retry(support.SHORT_TIMEOUT):
		now = time.monotonic()
		events += ep.poll(1.0, 4)
		then = time.monotonic()
		self.assertFalse(then - now > 0.01)
		if len(events) >= 2:
		break

		expected = [(client.fileno(), select.EPOLLIN \| select.EPOLLOUT),
		(server.fileno(), select.EPOLLIN \| select.EPOLLOUT)]
Expand Down
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		fix use of poll in test_epoll's test_control_and_wait