Fix a wrong exception name

This was introduced in rev 208.

Reviewed-by: imsnah

diff --git a/lib/cli.py b/lib/cli.py
index 08a9064..5eaa390 100644 (file)
--- a/lib/cli.py
+++ b/lib/cli.py
@@ -60,7 +60,7 @@ def _ExtractTagsObject(opts, args):
     retval = kind, kind
   elif kind == constants.TAG_NODE or kind == constants.TAG_INSTANCE:
     if not args:
-      raise errors.OpPrereq("no arguments passed to the command")
+      raise errors.OpPrereqError("no arguments passed to the command")
     name = args.pop(0)
     retval = kind, name
   else: