--- a/makeitso/template.py	Tue Jan 11 12:04:25 2011 -0800
+++ b/makeitso/template.py	Tue Jan 11 14:23:17 2011 -0800
@@ -160,14 +160,14 @@
 
         return missing
 
-    def pre(self, variables):
+    def pre(self, variables, output):
         """do stuff before interpolation"""
 
     def substitute(self, variables, output=None):
         """do the substitution"""
         
         vars = self.get_variables(**variables)
-        self.pre(vars)
+        self.pre(vars, output)
         self.check_missing(vars)
 
         # do the substitution
@@ -177,9 +177,9 @@
         template.check_output(output)
         template.substitute({}, output)
                      
-        self.post(vars)
+        self.post(vars, output)
 
-    def post(self, variables):
+    def post(self, variables, output):
         """do stuff after interpolation"""
         
     def read_variables(self, variables):