Map MXNet's InstanceNorm operator attributes to onnx's InstanceNormalization operator
    based on the input node's attributes and return the created node.

def convert_instancenorm(node, **kwargs):
    """Map MXNet's InstanceNorm operator attributes to onnx's InstanceNormalization operator
    based on the input node's attributes and return the created node.
    """
    name, input_nodes, attrs = get_inputs(node, kwargs)

    eps = float(attrs.get("eps", 0.001))

    node = onnx.helper.make_node(
        'InstanceNormalization',
        inputs=input_nodes,
        outputs=[name],
        name=name,
        epsilon=eps)

    return [node]