setUpClass and tearDownClass are deprecated

[ruben]

Hey Zooko,

Here's a patch I needed to fix some issues running the pyutil tests.
The setUpClass and tearDownClass methods are removed in Twisted changeset 27805: ​http://twistedmatrix.com/trac/changeset/27805

diff -up pyutil-1.8.1/pyutil/testutil.py.orig pyutil-1.8.1/pyutil/testutil.py
--- pyutil-1.8.1/pyutil/testutil.py.orig        2011-02-09 19:16:17.313999637 +0100
+++ pyutil-1.8.1/pyutil/testutil.py     2011-02-09 19:16:49.078000013 +0100
@@ -12,7 +12,7 @@ class SignalMixin(unittest.TestCase):
     # Twisted's twisted.test.test_process
     sigchldHandler = None

-    def setUpClass(self):
+    def setUp(self):
         # make sure SIGCHLD handler is installed, as it should be on
         # reactor.run(). problem is reactor may not have been run when this
         # test runs.
@@ -20,7 +20,7 @@ class SignalMixin(unittest.TestCase):
             self.sigchldHandler = signal.signal(signal.SIGCHLD,
                                                 reactor._handleSigchld)

-    def tearDownClass(self):
+    def tearDown(self):
         if self.sigchldHandler:
             signal.signal(signal.SIGCHLD, self.sigchldHandler)

[zooko@…]

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