ovs.db.types: Remove write-only variable from constraintsToEnglish().

Found by pychecker.

diff --git a/python/ovs/db/types.py b/python/ovs/db/types.py
index 00b9ab40df350cc2b81874d8628071c9bb1a8022..4e8f8f143cb7eea476a1f298704e7e536be761a2 100644 (file)
--- a/python/ovs/db/types.py
+++ b/python/ovs/db/types.py
@@ -505,8 +505,6 @@ class Type(object):
                 return "set of %s%s" % (quantity, plural)
 
     def constraintsToEnglish(self, escapeLiteral=returnUnchanged):
-        s = ""
-
         constraints = []
         keyConstraints = self.key.constraintsToEnglish(escapeLiteral)
         if keyConstraints: