Merged revisions 84556 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/branches/py3k

........
  r84556 | brian.curtin | 2010-09-06 11:04:10 -0500 (Mon, 06 Sep 2010) | 7 lines

  Clean up the fix to #9324 with some of the suggestions raised on python-dev
  in response to the original checkin.

  Move the validation from the original loop into a switch statement,
  and adjust a platform check in the tests.
........
diff --git a/Lib/test/test_signal.py b/Lib/test/test_signal.py
index a00e2d8..7aa03ef 100644
--- a/Lib/test/test_signal.py
+++ b/Lib/test/test_signal.py
@@ -9,9 +9,8 @@
 import traceback
 import sys, os, time, errno
 
-if sys.platform == 'os2' or sys.platform == 'riscos':
-    raise unittest.SkipTest("Can't test signal on %s" % \
-                                   sys.platform)
+if sys.platform in ('os2', 'riscos'):
+    raise unittest.SkipTest("Can't test signal on %s" % sys.platform)
 
 
 class HandlerBCalled(Exception):