From 7368702ed1fc9459dcb03624314f17cf431375d0 Mon Sep 17 00:00:00 2001
From: Redmond Urbino <redmondurbino+github@gmail.com>
Date: Tue, 19 Feb 2008 23:48:10 +0000
Subject: [PATCH] cleanup garbage cycle at donald's dock

---
 direct/src/interval/MopathInterval.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/direct/src/interval/MopathInterval.py b/direct/src/interval/MopathInterval.py
index 0b0f9bf1d2..fe16700fc9 100644
--- a/direct/src/interval/MopathInterval.py
+++ b/direct/src/interval/MopathInterval.py
@@ -35,6 +35,10 @@ class MopathInterval(LerpInterval.LerpFunctionInterval):
         self.mopath = mopath 
         self.node = node
 
+    def destroy(self):
+        """Cleanup to avoid a garbage cycle."""
+        self.function = None
+
     def __doMopath(self, t):
         """
         Go to time t