owner id is not what I expected -- switched to displayname for now

mass_s3/mass_s3.py

@@ -69,6 +69,7 @@ class MassS3:
         if owner is not None:
             args['FetchOwner'] = True
 
+        total = 0
         while True:
             list_objects_response = self.s3.list_objects_v2(**args)
 
@@ -78,11 +79,12 @@ class MassS3:
             for item in list_objects_response['Contents']:
                 if modified_since is not None and item['LastModified'] < modified_since:
                     continue
-                if owner is not None and item['Owner']['ID'] != owner:
+                if owner is not None and item['Owner']['DisplayName'] != owner:
                     continue
                 objects.append(item['Key'])
 
-            self.logger.debug('Retrieved ' + str(len(list_objects_response['Contents'])) + ' objects; kept ' + str(len(objects)) + ' so far')
+            total = total + len(list_objects_response['Contents'])
+            self.logger.debug('Got ' + str(total) + ' objects; kept ' + str(len(objects)))
 
             if 'NextContinuationToken' in list_objects_response:
                 args['ContinuationToken'] = list_objects_response['NextContinuationToken']