fix buffer length

ros-visualization · Feb 20, 2017 · b922db5 · b922db5
1 parent 852d3b4
commit b922db5
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/rqt_topic/src/rqt_topic/topic_info.py b/rqt_topic/src/rqt_topic/topic_info.py
@@ -97,7 +97,7 @@ def message_callback(self, message):
             # time consuming workaround...
             buff = StringIO()
             message.serialize(buff)
-            self.sizes.append(buff.len)
+            self.sizes.append(len(buff.getvalue()))
 
             if len(self.timestamps) > self.window_size - 1:
                 self.timestamps.pop(0)