golang excel

package main

import (
    "bufio"
    "fmt"
    "github.com/tealeg/xlsx"
    "os"
    "strings"
)

func main() {

    if len(os.Args) != 3 {
        fmt.Printf("Usage : %s inFile outFile\n", os.Args[0])
        return
    }

    inFileName := os.Args[1]
    outFileName := os.Args[2]
    inFh, err := os.OpenFile(inFileName, os.O_RDONLY, 0755)
    if err != nil {
        fmt.Printf("open file %s fail , error : %s", inFileName, err.Error())
        return
    }

    xlsxFile := xlsx.NewFile()
    sheet := xlsxFile.AddSheet("sheet1")

    scanner := bufio.NewScanner(inFh)
    for scanner.Scan() {
        arr := strings.Split(scanner.Text(), "\t")
        row := sheet.AddRow()
        for _, s := range arr {
            cell := row.AddCell()
            cell.Value = s
        }
    }

    err = xlsxFile.Save(outFileName)
    if err != nil {
        fmt.Printf("save xlsx file fail , error : %s", err.Error())
        return
    }

}