1 files changed, 8 insertions, 1 deletions
diff --git a/src/argaze/DataStructures.py b/src/argaze/DataStructures.py
index fcd91e1..6bc0b3a 100644
--- a/src/argaze/DataStructures.py
+++ b/src/argaze/DataStructures.py
@@ -42,7 +42,14 @@ class JsonEncoder(json.JSONEncoder):
         # class case
         except:
 
-            return obj.__dict__
+            # ignore attribute starting with _
+            public_dict = {}
+
+            for k, v in vars(obj).items():
+                if not k.startswith('_'):
+                    public_dict[k] = v
+
+            return public_dict
 
 class TimeStampedBuffer(collections.OrderedDict):
     """Ordered dictionary to handle timestamped data.