Send APNs push

#!/usr/bin/python
# -*- coding: UTF-8 -*-

import json
import jwt
import time

from hyper import HTTPConnection

ALGORITHM = 'ES256'

APNS_KEY_ID = '<YOUR_PRODUCT_KEY_ID>'
APNS_AUTH_KEY = 'PATH_TO_P8_SECRET_KEY'
TEAM_ID = '<YOUR_DEVELOPAER_ACCOUNT_ID>'
BUNDLE_ID = '<PRODUCT_BUNDLE_ID>'
REGISTRATION_ID = 'APNS_TOKEN_FOR_DEVICE'

f = open(APNS_AUTH_KEY)
secret = f.read()

token = jwt.encode(
    {
        'iss': TEAM_ID,
        'iat': time.time()
    },
    secret,
    algorithm= ALGORITHM,
    headers={
        'alg': ALGORITHM,
        'kid': APNS_KEY_ID,
    }
)

path = '/3/device/{0}'.format(REGISTRATION_ID)

request_headers = {
    'apns-expiration': '0',
    'apns-priority': '10',
    'apns-topic': BUNDLE_ID,
    'authorization': 'bearer {0}'.format(token)
}

# Open a connection the APNS server
conn = HTTPConnection('api.development.push.apple.com:443')

payload_data = { 
    'aps': {
        'alert': {
            'title': 'TITLE_TEXT',
            'body': 'BODY_TEXT'
        },
        'sound': 'default'
    } 
}
payload = json.dumps(payload_data).encode('utf-8')

# Send our request
conn.request(
    'POST', 
    path, 
    payload, 
    headers=request_headers
)
resp = conn.get_response()
print(resp.status)
print(resp.read())