0.8dev: Follow-on to [1557980]. Avoid printing messy traceback from failed imports.
0.8dev: Follow-on to [1557980]. Avoid printing messy traceback from failed imports.


git-svn-id: 5633281caa5e9404329cce92d0b6acb034caef48@1578163 13f79535-47bb-0310-9956-ffa450edef68

apache/bloodhound,apache/bloodhound,apache/bloodhound,apache/bloodhound