--- a/controls/DebugVariablePanel/RingBuffer.py	Mon Mar 27 10:19:14 2023 +0200
+++ b/controls/DebugVariablePanel/RingBuffer.py	Fri Oct 28 12:39:15 2022 +0800
@@ -44,7 +44,7 @@
         note: only when this function is called, is an O(size) performance hit incurred,
         and this cost is amortized over the whole padding space
         """
-        print 'compacting'
+        print('compacting')
         self.buffer[:self.count] = self.view
         self.cursor -= self.size