package main
import (
    "fmt"
    "io/ioutil"
    "net/http"
    "time"
    "github.com/percolate/retry"
)
func main() {
    url := "https://example.com"
    delay := time.Duration(10*time.Millisecond)
    var body []byte
    err := retry.Re{Max: 3, Delay: delay}.Try(func() error {
        resp, err := http.Get(url)
        if err != nil {
            return err
        }
        defer resp.Body.Close()
        body, err = ioutil.ReadAll(resp.Body)
        if err != nil {
            return err
        }
        return nil
    })
    if err != nil {
        fmt.Println(err)
    }
    fmt.Println(body)
}