Flake8 modifications

theano/gpuarray/subtensor.py

@@ -611,7 +611,7 @@ class GpuAdvancedIncSubtensor(HideC, tensor.AdvancedIncSubtensor):
         y = inp[1]
         idx = inp[2:]
         x = x.copy()
-        for i in xrange(len(idx)):
+        for i in range(len(idx)):
             if isinstance(idx[i], gpuarray.GpuArray):
                 idx[i] = np.asarray(idx[i])