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-rw-r--r--tests/unit/mock/yaml_helper.py3
1 files changed, 3 insertions, 0 deletions
diff --git a/tests/unit/mock/yaml_helper.py b/tests/unit/mock/yaml_helper.py
index 1a945f1..5df30aa 100644
--- a/tests/unit/mock/yaml_helper.py
+++ b/tests/unit/mock/yaml_helper.py
@@ -1,3 +1,6 @@
+from __future__ import absolute_import, division, print_function
+
+__metaclass__ = type
import io
import yaml