diff --git a/tensorflow/go/op/wrappers.go b/tensorflow/go/op/wrappers.go
index 50bbf1a..e29d5a6 100644
--- a/tensorflow/go/op/wrappers.go
+++ b/tensorflow/go/op/wrappers.go
@@ -11735,7 +11735,7 @@
 // element on that dimension. The dimension order is determined by the value of
 // `data_format`, see above for details. Dilations in the batch and depth
 // dimensions must be 1.
-// If not specified, defaults to {i:1 i:1 i:1 i:1}
+// If not specified, defaults to {i:1  i:1  i:1  i:1}
 func DepthwiseConv2dNativeBackpropFilterDilations(value []int64) DepthwiseConv2dNativeBackpropFilterAttr {
 	return func(m optionalAttr) {
 		m["dilations"] = value
@@ -11992,7 +11992,7 @@
 //
 // value: The cropped area of the image must have an aspect ratio =
 // width / height within this range.
-// If not specified, defaults to {f:0.75 f:1.33}
+// If not specified, defaults to {f:0.75  f:1.33}
 func SampleDistortedBoundingBoxV2AspectRatioRange(value []float32) SampleDistortedBoundingBoxV2Attr {
 	return func(m optionalAttr) {
 		m["aspect_ratio_range"] = value
@@ -12003,7 +12003,7 @@
 //
 // value: The cropped area of the image must contain a fraction of the
 // supplied image within this range.
-// If not specified, defaults to {f:0.05 f:1}
+// If not specified, defaults to {f:0.05  f:1}
 func SampleDistortedBoundingBoxV2AreaRange(value []float32) SampleDistortedBoundingBoxV2Attr {
 	return func(m optionalAttr) {
 		m["area_range"] = value
@@ -12209,7 +12209,7 @@
 //
 // value: The cropped area of the image must have an aspect ratio =
 // width / height within this range.
-// If not specified, defaults to {f:0.75 f:1.33}
+// If not specified, defaults to {f:0.75  f:1.33}
 func SampleDistortedBoundingBoxAspectRatioRange(value []float32) SampleDistortedBoundingBoxAttr {
 	return func(m optionalAttr) {
 		m["aspect_ratio_range"] = value
@@ -12220,7 +12220,7 @@
 //
 // value: The cropped area of the image must contain a fraction of the
 // supplied image within this range.
-// If not specified, defaults to {f:0.05 f:1}
+// If not specified, defaults to {f:0.05  f:1}
 func SampleDistortedBoundingBoxAreaRange(value []float32) SampleDistortedBoundingBoxAttr {
 	return func(m optionalAttr) {
 		m["area_range"] = value
@@ -19052,7 +19052,7 @@
 // ImageSummaryBadColor sets the optional bad_color attribute to value.
 //
 // value: Color to use for pixels with non-finite values.
-// If not specified, defaults to {dtype:DT_UINT8 tensor_shape:{dim:{size:4}} int_val:255 int_val:0 int_val:0 int_val:255}
+// If not specified, defaults to {dtype:DT_UINT8  tensor_shape:{dim:{size:4}}  int_val:255  int_val:0  int_val:0  int_val:255}
 func ImageSummaryBadColor(value tf.Tensor) ImageSummaryAttr {
 	return func(m optionalAttr) {
 		m["bad_color"] = value
@@ -20047,7 +20047,7 @@
 // filter element on that dimension. The dimension order is determined by the
 // value of `data_format`, see above for details. Dilations in the batch and
 // depth dimensions must be 1.
-// If not specified, defaults to {i:1 i:1 i:1 i:1 i:1}
+// If not specified, defaults to {i:1  i:1  i:1  i:1  i:1}
 func Conv3DBackpropFilterV2Dilations(value []int64) Conv3DBackpropFilterV2Attr {
 	return func(m optionalAttr) {
 		m["dilations"] = value
@@ -21344,7 +21344,7 @@
 // element on that dimension. The dimension order is determined by the value of
 // `data_format`, see above for details. Dilations in the batch and depth
 // dimensions must be 1.
-// If not specified, defaults to {i:1 i:1 i:1 i:1}
+// If not specified, defaults to {i:1  i:1  i:1  i:1}
 func Conv2DBackpropInputDilations(value []int64) Conv2DBackpropInputAttr {
 	return func(m optionalAttr) {
 		m["dilations"] = value
@@ -22052,7 +22052,7 @@
 // filter element on that dimension. The dimension order is determined by the
 // value of `data_format`, see above for details. Dilations in the batch and
 // depth dimensions must be 1.
-// If not specified, defaults to {i:1 i:1 i:1 i:1}
+// If not specified, defaults to {i:1  i:1  i:1  i:1}
 func Conv2DDilations(value []int64) Conv2DAttr {
 	return func(m optionalAttr) {
 		m["dilations"] = value
@@ -22248,7 +22248,7 @@
 // QuantizedDepthwiseConv2DWithBiasAndReluAndRequantizeDilations sets the optional dilations attribute to value.
 //
 // value: List of dilation values.
-// If not specified, defaults to {i:1 i:1 i:1 i:1}
+// If not specified, defaults to {i:1  i:1  i:1  i:1}
 func QuantizedDepthwiseConv2DWithBiasAndReluAndRequantizeDilations(value []int64) QuantizedDepthwiseConv2DWithBiasAndReluAndRequantizeAttr {
 	return func(m optionalAttr) {
 		m["dilations"] = value
@@ -22317,7 +22317,7 @@
 // QuantizedDepthwiseConv2DWithBiasAndReluDilations sets the optional dilations attribute to value.
 //
 // value: List of dilation values.
-// If not specified, defaults to {i:1 i:1 i:1 i:1}
+// If not specified, defaults to {i:1  i:1  i:1  i:1}
 func QuantizedDepthwiseConv2DWithBiasAndReluDilations(value []int64) QuantizedDepthwiseConv2DWithBiasAndReluAttr {
 	return func(m optionalAttr) {
 		m["dilations"] = value
@@ -22432,7 +22432,7 @@
 // QuantizedDepthwiseConv2DWithBiasDilations sets the optional dilations attribute to value.
 //
 // value: List of dilation values.
-// If not specified, defaults to {i:1 i:1 i:1 i:1}
+// If not specified, defaults to {i:1  i:1  i:1  i:1}
 func QuantizedDepthwiseConv2DWithBiasDilations(value []int64) QuantizedDepthwiseConv2DWithBiasAttr {
 	return func(m optionalAttr) {
 		m["dilations"] = value
@@ -22491,7 +22491,7 @@
 // QuantizedDepthwiseConv2DDilations sets the optional dilations attribute to value.
 //
 // value: List of dilation values.
-// If not specified, defaults to {i:1 i:1 i:1 i:1}
+// If not specified, defaults to {i:1  i:1  i:1  i:1}
 func QuantizedDepthwiseConv2DDilations(value []int64) QuantizedDepthwiseConv2DAttr {
 	return func(m optionalAttr) {
 		m["dilations"] = value
@@ -22665,7 +22665,7 @@
 // QuantizedConv2DPerChannelDilations sets the optional dilations attribute to value.
 //
 // value: list of dilation values.
-// If not specified, defaults to {i:1 i:1 i:1 i:1}
+// If not specified, defaults to {i:1  i:1  i:1  i:1}
 func QuantizedConv2DPerChannelDilations(value []int64) QuantizedConv2DPerChannelAttr {
 	return func(m optionalAttr) {
 		m["dilations"] = value
@@ -22856,7 +22856,7 @@
 // filter element on that dimension. The dimension order is determined by the
 // value of `data_format`, see above for details. Dilations in the batch and
 // depth dimensions must be 1.
-// If not specified, defaults to {i:1 i:1 i:1 i:1 i:1}
+// If not specified, defaults to {i:1  i:1  i:1  i:1  i:1}
 func Conv3DBackpropInputV2Dilations(value []int64) Conv3DBackpropInputV2Attr {
 	return func(m optionalAttr) {
 		m["dilations"] = value
@@ -25430,7 +25430,7 @@
 // element on that dimension. The dimension order is determined by the value of
 // `data_format`, see above for details. Dilations in the batch and depth
 // dimensions must be 1.
-// If not specified, defaults to {i:1 i:1 i:1 i:1}
+// If not specified, defaults to {i:1  i:1  i:1  i:1}
 func DepthwiseConv2dNativeDilations(value []int64) DepthwiseConv2dNativeAttr {
 	return func(m optionalAttr) {
 		m["dilations"] = value
@@ -25487,7 +25487,7 @@
 type Conv3DBackpropInputAttr func(optionalAttr)
 
 // Conv3DBackpropInputDilations sets the optional dilations attribute to value.
-// If not specified, defaults to {i:1 i:1 i:1 i:1 i:1}
+// If not specified, defaults to {i:1  i:1  i:1  i:1  i:1}
 func Conv3DBackpropInputDilations(value []int64) Conv3DBackpropInputAttr {
 	return func(m optionalAttr) {
 		m["dilations"] = value
@@ -25819,7 +25819,7 @@
 // element on that dimension. The dimension order is determined by the value of
 // `data_format`, see above for details. Dilations in the batch and depth
 // dimensions must be 1.
-// If not specified, defaults to {i:1 i:1 i:1 i:1}
+// If not specified, defaults to {i:1  i:1  i:1  i:1}
 func DepthwiseConv2dNativeBackpropInputDilations(value []int64) DepthwiseConv2dNativeBackpropInputAttr {
 	return func(m optionalAttr) {
 		m["dilations"] = value
@@ -26442,7 +26442,7 @@
 // filter element on that dimension. The dimension order is determined by the
 // value of `data_format`, see above for details. Dilations in the batch and
 // depth dimensions must be 1.
-// If not specified, defaults to {i:1 i:1 i:1 i:1}
+// If not specified, defaults to {i:1  i:1  i:1  i:1}
 func QuantizedConv2DDilations(value []int64) QuantizedConv2DAttr {
 	return func(m optionalAttr) {
 		m["dilations"] = value
@@ -27470,7 +27470,7 @@
 // filter element on that dimension. The dimension order is determined by the
 // value of `data_format`, see above for details. Dilations in the batch and
 // depth dimensions must be 1.
-// If not specified, defaults to {i:1 i:1 i:1 i:1 i:1}
+// If not specified, defaults to {i:1  i:1  i:1  i:1  i:1}
 func Conv3DDilations(value []int64) Conv3DAttr {
 	return func(m optionalAttr) {
 		m["dilations"] = value
@@ -33848,7 +33848,7 @@
 type Conv3DBackpropFilterAttr func(optionalAttr)
 
 // Conv3DBackpropFilterDilations sets the optional dilations attribute to value.
-// If not specified, defaults to {i:1 i:1 i:1 i:1 i:1}
+// If not specified, defaults to {i:1  i:1  i:1  i:1  i:1}
 func Conv3DBackpropFilterDilations(value []int64) Conv3DBackpropFilterAttr {
 	return func(m optionalAttr) {
 		m["dilations"] = value
@@ -45237,7 +45237,7 @@
 // element on that dimension. The dimension order is determined by the value of
 // `data_format`, see above for details. Dilations in the batch and depth
 // dimensions must be 1.
-// If not specified, defaults to {i:1 i:1 i:1 i:1}
+// If not specified, defaults to {i:1  i:1  i:1  i:1}
 func Conv2DBackpropFilterDilations(value []int64) Conv2DBackpropFilterAttr {
 	return func(m optionalAttr) {
 		m["dilations"] = value