influx/writer.go
func NewSinglePointWriter(log ttnlog.Interface, w BatchPointsWriter) *SinglePointWriter {
	return &SinglePointWriter{
		log:    log,
		writer: w,
	}
}
func NewSinglePointWriter(log ttnlog.Interface, w BatchPointsWriter) *SinglePointWriter {
	return &SinglePointWriter{
		log:    log,
		writer: w,
	}
}
// NewSinglePointWriter creates new SinglePointWriter