import requests
from datetime import datetime
import hashlib
import hmac
import base64
import pytz
  
API_KEY = '<api key>'
BASE_URL = 'https://app.choozle.com/api'
EMAIL = 'email address'
AUTHORIZATION_URL = '%s/auth' % BASE_URL
  
def get_auth_token(email, secret):
    timestamp = float(datetime.now().strftime('%s'))
    timestamp = datetime.fromtimestamp(timestamp, pytz.UTC).isoformat()
    msg = '%s%s' % (email, timestamp)
    message = bytes(msg, encoding='utf8')
    secret = bytes(secret, encoding='utf8')
    signature = hmac.new(secret, message, digestmod=hashlib.sha256).hexdigest()
    print('Token: %s' % secret)
    print('Timestamp: %s' % timestamp)
    print('Email: %s' % email)
    print('Signature: %s\n' % signature)
      
    data = {'email': email,
           'timestamp': timestamp,
           'signature': signature}
    print(AUTHORIZATION_URL)
    print(data)
    response = requests.post(url=AUTHORIZATION_URL, data=data)
    return response
  
token_response = get_auth_token(EMAIL, API_KEY)
print(token_response.text)