1 files changed, 33 insertions, 0 deletions
diff --git a/yardstick/common/yaml_loader.py b/yardstick/common/yaml_loader.py
new file mode 100644
index 000000000..0572bd582
--- /dev/null
+++ b/yardstick/common/yaml_loader.py
@@ -0,0 +1,33 @@
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+# yardstick: this file is copied from python-heatclient and slightly modified
+
+from __future__ import absolute_import
+
+import yaml
+
+
+if hasattr(yaml, 'CSafeLoader'):
+    # make a dynamic subclass so we don't override global yaml Loader
+    yaml_loader = type('CustomLoader', (yaml.CSafeLoader,), {})
+else:
+    yaml_loader = type('CustomLoader', (yaml.SafeLoader,), {})
+
+if hasattr(yaml, 'CSafeDumper'):
+    yaml_dumper = yaml.CSafeDumper
+else:
+    yaml_dumper = yaml.SafeDumper
+
+
+def yaml_load(tmpl_str):
+    return yaml.load(tmpl_str, Loader=yaml_loader)