tree 6efd36f5ee0d51bf1944f9bbab26f2a173679247
parent 6b378ab1885ef5e1e8cb05fd20482b72c9d029b8
author LiuNanke <nanke.liu@easystack.cn> 1451364889 +0800
committer LiuNanke <nanke.liu@easystack.cn> 1451381562 +0000

Using LOG.warning replace LOG.warn


*Python 3 deprecated the logger.warn method, see:
*https://docs.python.org/3/library/logging.html#logging.warning
*so we prefer to use warning to avoid DeprecationWarning.

Change-Id: I07ee9c97c3548c965aaf83d34b37b23e9baba584