condition is now fixed

theano/tensor/opt.py

@@ -4185,14 +4185,15 @@ def local_useless_reshape(node):
     dimshuffle_new_order = []
     new_output_shape = []
     i = 0  # index over the output of the new reshape
-    for dim in output_shape.get_scalar_constant_value():
+    import ipdb; ipdb.set_trace()
+    for dim in extract_constant(output_shape, only_process_constants=True):
         if dim == 1:
             dimshuffle_new_order.append('x')
         else:
             dimshuffle_new_order.append(i)
             new_output_shape.append(dim)
             i = i + 1
-    if len(dimshuffle_new_order) > 0:
+    if i != output.ndim:
         inner = op.__class__(len(new_output_shape))(input, new_output_shape)
         return [DimShuffle(inner.type.broadcastable, dimshuffle_new_order)(inner)]