사용자 이름 사용 가능성

import requests

url = "https://www.digicert.com/services/v2/user/availability/{{user_name}}"

headers = {
    'X-DC-DEVKEY': "{{api_key}}",
    'Content-Type': "application/json"
    }

response = requests.request("GET", url, headers=headers)

print(response.text)

package main

import (
	"fmt"
	"net/http"
	"io/ioutil"
)

func main() {

	url := "https://www.digicert.com/services/v2/user/availability/{{user_name}}"

	req, _ := http.NewRequest("GET", url, nil)

	req.Header.Add("X-DC-DEVKEY", "{{api_key}}")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := ioutil.ReadAll(res.Body)

	fmt.Println(res)
	fmt.Println(string(body))

}

var request = require("request");

var options = { method: 'GET',
  url: 'https://www.digicert.com/services/v2/user/availability/{{user_name}}',
  headers: 
   { 'Content-Type': 'application/json',
     'X-DC-DEVKEY': '{{api_key}}' } };

request(options, function (error, response, body) {
  if (error) throw new Error(error);

  console.log(body);
});