fix bad test

theano/tensor/tests/test_basic.py

@@ -4492,7 +4492,7 @@ class test_grad(unittest.TestCase):
                  disconnected_inputs='ignore')
         self.assertTrue(g.owner.op == fill)
         self.assertTrue(g.owner.inputs[1].data == 0)
-        self.assertRaises(ValueError, grad, a1.outputs[0], 'wtf')
+        self.assertRaises(TypeError, grad, a1.outputs[0], 'wtf')
 
     def test_NNone_rval(self):
         """grad: Test returning some zero value from grad"""