From: Cory Johns <johnsca@gmail.com>
Date: Fri, 3 Mar 2017 16:30:49 +0000 (-0500)
Subject: Improve constraints parsing for empty values
X-Git-Tag: 0.4.0~16^2~3
X-Git-Url: https://osm.etsi.org/gitweb/?a=commitdiff_plain;h=2a32f7b8c506dfafbe137fbe4da43c66cc3a1079;p=osm%2FN2VC.git

Improve constraints parsing for empty values
---

diff --git a/juju/constraints.py b/juju/constraints.py
index c551883..998862d 100644
--- a/juju/constraints.py
+++ b/juju/constraints.py
@@ -39,10 +39,7 @@ def parse(constraints):
     and key value pairs joined by an '='.
 
     """
-    if constraints is None:
-        return None
-
-    if constraints == "":
+    if not constraints:
         return None
 
     if type(constraints) is dict: