gen-rawoption.go
func (o *ListFloat32Option) Set(value string) error {
	val := Float32Option{}
	val.Set(value)
	*o = append(*o, val)
	return nil
}
func (o *ListFloat32Option) Set(value string) error {
	val := Float32Option{}
	val.Set(value)
	*o = append(*o, val)
	return nil
}
// Set is required for kingpin interfaces to allow command line params
// to be set to our map datatype