Check for window_size < 0 when constructing ROSTopicBandwidth object

6RiverSystems · Aug 12, 2017 · 86a2a29 · 86a2a29
1 parent 4c74df9
commit 86a2a29
Showing 1 changed file with 5 additions and 3 deletions.
diff --git a/tools/rostopic/src/rostopic/__init__.py b/tools/rostopic/src/rostopic/__init__.py
@@ -426,9 +426,11 @@ def __init__(self, window_size=100):
         self.lock = threading.Lock()
         self.last_printed_tn = 0
         self.sizes =[]
-        self.times =[]        
-        self.window_size = window_size or 100
-
+        self.times =[]
+        if window_size < 0:
+            window_size = 100
+        self.window_size = window_size
+
     def callback(self, data):
         """ros sub callback"""
         with self.lock: