string c_base_type = attr_.base_type();
  if (attr_.base_type() == "type") {
    c_base_type = "DataType";
  } else if (attr_.base_type() == "shape") {
    c_base_type = "const PartialTensorShape";
  }

  // ... and wrap in a Span<> if it's a list.
  if (attr_.is_list()) {
    return absl::Substitute("absl::Span<$0>", c_base_type);
  } else {
    return c_base_type;
  }

  return attr_.full_type();
}

  }

  auto attrs = attr_.getAttrs();

  if (failed(HasIntegerArrayWithSize(&func_, attrs, "pool_size", 2))) {
    return failure();
  }

  if (failed(HasIntegerArrayWithSize(&func_, attrs, "strides", 2))) {
    return failure();
  }

  // Retrieves padding.
  auto padding = mlir::dyn_cast_or_null<StringAttr>(attrs.get("padding"));
  if (!padding) {

                            /*filter_width*/(GetI32At<1> (GetAsVectorAttr<"kernel_size"> $attrs)),
                            /*padding*/(GetAvgPoolOpPadAttr $old_val),
                            /*stride_h*/(GetI32At<0> (GetAsVectorAttr<"stride"> $attrs)),
                            /*stride_w*/(GetI32At<1> (GetAsVectorAttr<"stride"> $attrs)),

  for (const NamedAttribute &attr : from->getAttrs())
    if (P(attr)) to->setAttr(attr.getName(), attr.getValue());
}

// Copies attributes whose name begins with an _ from `from` to `to`.
inline void CopyUnderscoredAttributes(Operation *from, Operation *to) {
  CopyAttributes(from, to, [](const NamedAttribute &attr) {
    return attr.getName().strref().front() == '_';
  });
}

bool EnsureAttribute(const DictionaryAttr& composite_attributes,
                     const std::string& attr_name, AttrType* out_attr) {
  Attribute attr = composite_attributes.get(attr_name);
  if (!mlir::isa_and_nonnull<AttrType>(attr)) {
    return false;
  }
  if (AttrType content = mlir::dyn_cast<AttrType>(attr)) {
    *out_attr = content;
    return true;
  } else {
    return false;
  }
}

      "to be 0 but found 1");
}

TEST(NodeMatchers, Attrs) {
  Scope root = Scope::NewRootScope().ExitOnError();
  Output enter = ops::internal::Enter(
      root.WithOpName("enter"),
      ops::Placeholder(root.WithOpName("data"), DT_FLOAT), "frame_name",
      ops::internal::Enter::Attrs{}.IsConstant(true));
  EXPECT_THAT(enter.node(), NodeWith(Attr("is_constant", true)));

		if attrs.UID != nil {
			uid = *attrs.UID
		}
		if attrs.GID != nil {
			gid = *attrs.GID
		}
		inDev, outDev := "", ""
		if attrs.InDev != nil {
			ii, err := net.InterfaceByIndex(int(*attrs.InDev))
			if err == nil {
				inDev = ii.Name
			}
		}
		if attrs.OutDev != nil {
			ii, err := net.InterfaceByIndex(int(*attrs.OutDev))
			if err == nil {
				outDev = ii.Name
			}
		}
		iptablesTrace.WithLabels(

    (TFL_TransposeOp
      (TFL_ResizeBilinearOp
        (TFL_TransposeOp $input,
          (Arith_ConstantOp
            ConstantAttr<RankedI32ElementsAttr<[4]>,"{0, 2, 3, 1}">)),
        (Arith_ConstantOp:$output_size (GetI32DenseAttr (GetAsVectorAttr<"output"> $attrs))),
        (GetCompositeAttributeAs<"align_corners", "BoolAttr"> $attrs),
        ConstBoolAttrTrue,

    auto operand_size_attr = builder.getDenseI32ArrayAttr(operand_sizes);
    NamedAttrList attrs(send_op->getAttrs());
    attrs.set(send_op.getOperandSegmentSizeAttr(), operand_size_attr);

    AddOperandAndRewriteAs<XlaSendTPUEmbeddingGradientsOp>(send_op, dedup_op,
                                                           attrs, &builder);
  }
  return success();
}

void RewriteTPUEmbeddingOps::runOnOperation() {

}

func (f *filter) String() string {
	attrs := []string{}
	if !f.keys.IsNil() {
		attrs = append(attrs, "keys="+f.keys.String())
	}
	if f.selectsNonEmpty != nil {
		attrs = append(attrs, fmt.Sprintf("selectsNonEmpty=%v", f.selectsNonEmpty))
	}
	if f.selects != nil {
		attrs = append(attrs, fmt.Sprintf("selects=%v", f.selects))
	}
	if f.labels != nil {
		attrs = append(attrs, fmt.Sprintf("labels=%v", f.labels))
	}