File support-unittest-mock.patch of Package python-sshtunnel

From 5949d2a227af0d7f81288c37c540523bd68faf2a Mon Sep 17 00:00:00 2001
From: Steve Kowalik <steven@wedontsleep.org>
Date: Thu, 12 Feb 2026 12:40:08 +1100
Subject: [PATCH] Attempt to import unittest.mock first

As the standard library has included mock since 3.3, we should attempt
to use it first. Add a fallback if we can't import it, and only install
it if required with a marker.

Closes #259
---
 tests/requirements.txt  | 2 +-
 tests/test_forwarder.py | 6 +++++-
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/tests/requirements.txt b/tests/requirements.txt
index 6a91ea46..c8b4f880 100644
--- a/tests/requirements.txt
+++ b/tests/requirements.txt
@@ -1,5 +1,5 @@
 coveralls
-mock
+mock; python_version < '3.3'
 pytest
 pytest-cov
 pytest-xdist
diff --git a/tests/test_forwarder.py b/tests/test_forwarder.py
index 40662d08..b5734ab1 100644
--- a/tests/test_forwarder.py
+++ b/tests/test_forwarder.py
@@ -14,12 +14,16 @@
 from functools import partial
 from contextlib import contextmanager
 
-import mock
 import paramiko
 import sshtunnel
 import shutil
 import tempfile
 
+try:
+    from unittest import mock
+except ImportError:
+    import mock
+
 if sys.version_info[0] == 2:
     from cStringIO import StringIO
     if sys.version_info < (2, 7):