Updated user

curl --request PUT \
     --url //petstore.swagger.io/v2/user/{username} \
     --header 'accept: application/json' \
     --header 'content-type: application/json' \
     --data '{
     "pet": {
     "name": "FluffyIsDefault",
     "photoUrls": "",
     "status": "pending"
     }
     }'

var myHeaders = new Headers();
myHeaders.append("accept", "application/json");
myHeaders.append("content-type", "application/json");

var raw = JSON.stringify({
   "pet": {
      "name": "FluffyIsDefault",
      "photoUrls": "",
      "status": "pending"
   }
});

var requestOptions = {
   method: 'PUT',
   headers: myHeaders,
   body: raw,
   redirect: 'follow'
};

fetch("//petstore.swagger.io/v2/user/{username}", requestOptions)
   .then(response => response.text())
   .then(result => console.log(result))
   .catch(error => console.log('error', error));

require "uri"
require "json"
require "net/http"

url = URI("//petstore.swagger.io/v2/user/{username}")

http = Net::HTTP.new(url.host, url.port);
request = Net::HTTP::Put.new(url)
request["accept"] = "application/json"
request["content-type"] = "application/json"
request.body = JSON.dump({
   "pet": {
      "name": "FluffyIsDefault",
      "photoUrls": "",
      "status": "pending"
   }
})

response = http.request(request)
puts response.read_body

import requests
import json

url = "//petstore.swagger.io/v2/user/{username}"

payload = json.dumps({
   "pet": {
      "name": "FluffyIsDefault",
      "photoUrls": "",
      "status": "pending"
   }
})
headers = {
   'accept': 'application/json',
   'content-type': 'application/json'
}

response = requests.request("PUT", url, headers=headers, data=payload)

print(response.text)

// Invalid user supplied

// User not found