# HG changeset patch # User Zhengang Li <lizg(a)cn.ibm.com&gt; # Date 1207740687 -28800 # Node ID 74f907a44c1d7d764aa06a388ae40b5d078c2b6a # Parent 262153788503c8b10c76c77719bba081df9a7b88 [TEST] .#3 add a try..except to get_value_xpath() A 'None' return is more elegant than a pure exception error. Changed to use logger.info Signed-off-by: Zhengang Li <lizg(a)cn.ibm.com&gt; diff -r 262153788503 -r 74f907a44c1d suites/libvirt-cim/lib/XenKvmLib/vxml.py --- a/suites/libvirt-cim/lib/XenKvmLib/vxml.py Tue Apr 08 17:58:44 2008 +0530 +++ b/suites/libvirt-cim/lib/XenKvmLib/vxml.py Wed Apr 09 19:31:27 2008 +0800 @@ -115,7 +115,12 @@ class XMLClass: return self.xdoc.toprettyxml() def get_value_xpath(self, xpathStr): - node = self.get_node(xpathStr) + try: + node = self.get_node(xpathStr) + except Exception: + logger.info('Zero or multiple node found') + return None + if node.nodeType == Node.ATTRIBUTE_NODE: return node.value if node.nodeType == Node.TEXT_NODE: