classes/lib: Complete transition to python3

This patch contains all the other misc pieces of the transition to
python3 which didn't make sense to be broken into individual patches.

(From OE-Core rev: fcd6b38bab8517d83e1ed48eef1bca9a9a190f57)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 9 insertions, 1 deletions

diff --git a/meta/lib/oeqa/oetest.py b/meta/lib/oeqa/oetest.py
index 4211ffc379..b4cf34b720 100644
--- a/meta/lib/oeqa/oetest.py
+++ b/meta/lib/oeqa/oetest.py
@@ -13,6 +13,7 @@ import inspect
 import subprocess
 import signal
 import shutil
+import functools
 try:
     import bb
 except ImportError:
@@ -340,7 +341,14 @@ class TestContext(object):
         for index, suite in enumerate(suites):
             set_suite_depth(suite)
             suite.index = index
-        suites.sort(cmp=lambda a,b: cmp((a.depth, a.index), (b.depth, b.index)))
+
+        def cmp(a, b):
+            return (a > b) - (a < b)
+
+        def cmpfunc(a, b):
+            return cmp((a.depth, a.index), (b.depth, b.index))
+
+        suites.sort(key=functools.cmp_to_key(cmpfunc))
 
         self.suite = testloader.suiteClass(suites)