monolith.js

const spawnedProcess = spawn('python3', ['./python/pdfConverter.py'])

spawnedProcess.stderr
	.on('data', (data) => {
		console.log(`error:${data}`);
		res.sendStatus(500)
	})
	.on('close', () => {
		try {
			createInterface({
				input: createReadStream('./python/voterfiles/canvass.csv', 'utf8'),
				crlfDelay: Infinity
			})
				.on('line', (line) => {
					var { turfs } = referenceJson
					const parsedLine = line.split(','),
						voter = {
							'name': parsedLine[0],
							'id': parsedLine[1],
							'firstName': parsedLine[3].replace('\'', '').trimLeft(),
							'lastName': parsedLine[2].replace('\'', ''),
							'address': parsedLine[4],
							'lat': null,
							'lng': null
						}

					turfs.push(voter)
				})
				.on('close', () => {
					var { turfs } = referenceJson
					const startTime = Date.now()

					const promisedTurfs = turfs.map(turf => {
						return convertAddressToCoordinates(turf.address)
							.then(coordinates => {
								turf.lat = coordinates[0].latitude
								turf.lng = coordinates[0].longitude
								return turf
							}).catch(err => console.error(err))
					})

					Promise.all(promisedTurfs).then((updatedTurfs) => {
						console.log(`w/ out Cluster / Elapsed Time: ${Date.now() - startTime}`)
						res.sendStatus(200)
					})

				})

		} catch (err) {
			console.log(err)
			res.sendStatus(500)
		}
	})