remove imports to cuda

theano/scan_module/scan_op.py

@@ -31,7 +31,6 @@ from theano import tensor
 from theano.tensor.opt import Shape_i
 from theano.gradient import grad_undefined
 from theano.gradient import DisconnectedType
-#from theano.sandbox import cuda
 from theano.compile.profiling import ScanProfileStats
 
 import scan_utils
@@ -803,8 +802,6 @@ class Scan(PureOp):
             Y sequence outputs y_1, y_2, ... y_<self.n_outs>
 
         """
-        # In order to be able to allocate cuda ndarrays if needed
-        from theano.sandbox import cuda
         # 1. Unzip the number of steps and sequences. If number of steps is
         # negative flip sequences around, and make n_steps positive
         t0_call = time.time()

theano/scan_module/scan_perform.pyx

@@ -59,7 +59,6 @@ cimport numpy
 from theano import gof
 import time
 import copy
-from theano.sandbox import cuda
 
 
 def get_version():