tree ce8d02eb6211cfcf52126ac01d7ce5b5493067c4
parent b95d7b5f22a7ac691da0da7652dcb29e8c9be3b7
author Bo Wang <bo.wang@easystack.cn> 1455629033 +0800
committer Bo Wang <bo.wang@easystack.cn> 1455629847 +0800

Use yaml.safe_load() instead of yaml.load()

yaml.load() provides the ability to construct an arbitrary python object
that may be dangerous. yaml.safe_load() limits this ability to simple
python objects like integers or lists.

ref: https://en.wikipedia.org/wiki/YAML#Security

Change-Id: I9c28c25f4265fb691d39e72e20ef9c99f5538bf5