Data update

Task/CSV-data-manipulation/Go/csv-data-manipulation.go

@@ -1,58 +1,58 @@
 package main
 
 import (
-	"encoding/csv"
-	"log"
-	"os"
-	"strconv"
+   "encoding/csv"
+   "log"
+   "os"
+   "strconv"
 )
 
 func main() {
-	rows := readSample()
-	appendSum(rows)
-	writeChanges(rows)
+   rows := readSample()
+   appendSum(rows)
+   writeChanges(rows)
 }
 
 func readSample() [][]string {
-	f, err := os.Open("sample.csv")
-	if err != nil {
-		log.Fatal(err)
-	}
-	rows, err := csv.NewReader(f).ReadAll()
-	f.Close()
-	if err != nil {
-		log.Fatal(err)
-	}
-	return rows
+   f, err := os.Open("sample.csv")
+   if err != nil {
+      log.Fatal(err)
+   }
+   rows, err := csv.NewReader(f).ReadAll()
+   f.Close()
+   if err != nil {
+      log.Fatal(err)
+   }
+   return rows
 }
 
 func appendSum(rows [][]string) {
-	rows[0] = append(rows[0], "SUM")
-	for i := 1; i < len(rows); i++ {
-		rows[i] = append(rows[i], sum(rows[i]))
-	}
+   rows[0] = append(rows[0], "SUM")
+   for i := 1; i < len(rows); i++ {
+      rows[i] = append(rows[i], sum(rows[i]))
+   }
 }
 
 func sum(row []string) string {
-	sum := 0
-	for _, s := range row {
-		x, err := strconv.Atoi(s)
-		if err != nil {
-			return "NA"
-		}
-		sum += x
-	}
-	return strconv.Itoa(sum)
+   sum := 0
+   for _, s := range row {
+      x, err := strconv.Atoi(s)
+      if err != nil {
+         return "NA"
+      }
+      sum += x
+   }
+   return strconv.Itoa(sum)
 }
 
 func writeChanges(rows [][]string) {
-	f, err := os.Create("output.csv")
-	if err != nil {
-		log.Fatal(err)
-	}
-	err = csv.NewWriter(f).WriteAll(rows)
-	f.Close()
-	if err != nil {
-		log.Fatal(err)
-	}
+   f, err := os.Create("output.csv")
+   if err != nil {
+      log.Fatal(err)
+   }
+   err = csv.NewWriter(f).WriteAll(rows)
+   f.Close()
+   if err != nil {
+      log.Fatal(err)
+   }
 }