Pass a pollset_set to some client handshakers.

1 files changed, 1 insertions, 1 deletions

diff --git a/tools/run_tests/run_tests.py b/tools/run_tests/run_tests.py
index 766c1c0b7c..471f5d99e7 100755
--- a/tools/run_tests/run_tests.py
+++ b/tools/run_tests/run_tests.py
@@ -1231,7 +1231,7 @@ if not args.disable_auto_set_flakes:
       if test.flaky: flaky_tests.add(test.name)
       if test.cpu > 0: shortname_to_cpu[test.name] = test.cpu
   except:
-    print("Unexpected error getting flaky tests:", sys.exc_info()[0])
+    print("Unexpected error getting flaky tests: %s" % traceback.format_exc())
 
 if args.force_default_poller:
   _POLLING_STRATEGIES = {}