Fix FutureWarning, test for None specifically

michael-os · michael-os · commit 2f5c8ce22aa5 · 2015-04-29T18:36:34.000+02:00
diff --git a/oca/pool.py b/oca/pool.py
@@ -42,7 +42,7 @@ class XMLElement(object):
     XML_TYPES = {}
 
     def __init__(self, xml=None):
-        if xml and not ET.iselement(xml):
+        if not (xml is None or ET.iselement(xml)):
             xml = ET.fromstring(xml)
         self.xml = xml
 
