Imgbb upload image via image url

imgbb.py

import sys
from urllib import request, parse
import json

API_KEY = 'API_KEY'
IMG_UPLOAD = 'https://api.imgbb.com/1/upload'

# total arguments
n = len(sys.argv)

def upload_image(img_url):
    post_body = {
        'key': API_KEY,
        'image': img_url
    }
    data = parse.urlencode(post_body).encode()
    req =  request.Request(IMG_UPLOAD, data=data) # this will make the method "POST"
    resp = request.urlopen(req)
    raw_data = resp.read()
    encoding = resp.info().get_content_charset('utf8')  # JSON default
    data = json.loads(raw_data.decode(encoding))
    print(data['data']['url'])

if n < 2:
    print("No arguments found")
else:
    img_url = sys.argv[1]
    upload_image(img_url=img_url)