# 
# 
# patch "tracvc/mtn/automate.py"
#  from [7d47813a0d0e601356a9a888bb1426cc4c2a8659]
#    to [f540acbd6f9a7885f03705afa4e3f8cf6e3a4707]
# 
============================================================
--- tracvc/mtn/automate.py	7d47813a0d0e601356a9a888bb1426cc4c2a8659
+++ tracvc/mtn/automate.py	f540acbd6f9a7885f03705afa4e3f8cf6e3a4707
@@ -156,6 +156,7 @@
         if status == 0: return result.splitlines()
         else: return []
 
+    @memoize(get_cachespec)
     def parents(self, rev):
         """Returns a list of the parents of rev."""
         status, result = self.automate.command("parents", rev)