--- a/mlp_factory_approach.py	Wed May 14 14:50:07 2008 -0400
+++ b/mlp_factory_approach.py	Wed May 14 16:24:10 2008 -0400
@@ -1,7 +1,10 @@
-import dataset
+import copy
+import numpy
+
 import theano
 import theano.tensor as t
-import numpy
+
+import dataset
 import nnet_ops
 
 def _randshape(*shape): 
@@ -14,6 +17,9 @@
             self.nnet = nnet
             self.params = params
 
+        def __copy__(self):
+            return _Model(self.nnet, [copy.copy(p) for p in params])
+
         def update(self, trainset, stopper=None):
             """Update this model from more training data."""
             v = self.nnet.v