Make GpuCumsumOp available for optimization

4b1eb7ae · Marc-Alexandre Cote · 79216c2c · 4b1eb7ae
--- a/theano/sandbox/cuda/opt.py
+++ b/theano/sandbox/cuda/opt.py
@@ -1958,3 +1958,5 @@ optdb.register('gpu_scanOp_make_inplace',
               'fast_run',
               'inplace',
               'scan')
+
+import theano.sandbox.cuda.extra_ops