Encode csv to protobuf
npm install csv-to-protobuf
var csvProtobuf = require('csv-to-protobuf');
var split = require('binary-split');
var encoder = csvProtobuf();
fs.createReadStream('data.csv').pipe(split()).pipe(encoder).on('data', function(data) {
console.log('protobuf row:', data);
console.log('protobuf schema:', encoder.schema);
})