At least test_threading_local doesn't leak any more.
diff --git a/Misc/build.sh b/Misc/build.sh
index f87f46c..de51539 100755
--- a/Misc/build.sh
+++ b/Misc/build.sh
@@ -60,7 +60,7 @@
# Note: test_XXX (none currently) really leak, but are disabled
# so we don't send spam. Any test which really leaks should only
# be listed here if there are also test cases under Lib/test/leakers.
-LEAKY_TESTS="test_(ctypes|filecmp|socket|threadedtempfile|threading|threading_local|urllib2)"
+LEAKY_TESTS="test_(ctypes|filecmp|socket|threadedtempfile|threading|urllib2)"
# Skip these tests altogether when looking for leaks. These tests
# do not need to be stored above in LEAKY_TESTS too.