--- a/pylearn/dataset_ops/cifar10.py	Thu Oct 22 19:09:27 2009 -0400
+++ b/pylearn/dataset_ops/cifar10.py	Thu Oct 22 19:09:45 2009 -0400
@@ -37,6 +37,10 @@
     return _unpickle(os.path.join(data_root(), 'cifar10', 'cifar-10-batches-py', 'test_batch'),
             dtype)
 
+def forget():
+    train_data_labels.forget()
+    test_data_labels.forget()
+
 
 # functions for TensorFnDataset
 
@@ -154,6 +158,12 @@
 
 nclasses = 10
 
+def glviewer(split='train'):
+    from glviewer import GlViewer
+    i = theano.tensor.iscalar()
+    f = theano.function([i], cifar10(i, split, dtype='uint8', rasterized=False, color='rgb')[0])
+    GlViewer(f).main()
+
 
 if 0:
     def datarow_to_greyscale_28by28(row, max_scale=1.0):