Showing how to use OAuth2 using Spotify as an example

OAuth2_Example.py

import requests
import base64
import pprint

# You need to register an "app" on Spotify and 
# go to your dashboard at 
# https://developer.spotify.com/dashboard/applications
# to get the client id and client seceret

CLIENTID = 'YOUR_CLIENT_ID'
CLIENTSECRET = 'YOUR_CLIENT_SECRET'

# This is the spotify OAuth 2.0 Authorization workflow
# Original document here:
# https://developer.spotify.com/documentation/web-api/quick-start/


def base64_encode_string(s):
    return base64.b64encode(s.encode()).decode()


def get_base64_auth(client_id=CLIENTID, client_secret=CLIENTSECRET):
    """
    Takes the client_id and client_secret, and returns the base64 encoded string
    """
    combined_string = client_id + ':' + client_secret
    return base64_encode_string(combined_string)


def get_token(client_id=CLIENTID, client_secret=CLIENTSECRET, verbose=False):
    auth_url = 'https://accounts.spotify.com/api/token'

    headers = {
        'Authorization': 'Basic ' + get_base64_auth(),
        'Content-Type': 'application/x-www-form-urlencoded',
    }

    params = {
        'grant_type': 'client_credentials',
    }

    r = requests.post(auth_url, headers=headers, params=params)

    if verbose:
        print("This is the JSON object returned from {auth_url}".format(auth_url=auth_url))
        pprint.pprint(r.json())

    return r.json()['access_token']


ENQUIRE_API = 'https://api.spotify.com/v1/tracks/2TpxZ7JUBn3uw46aR7qd6V'

TOKEN = get_token(verbose=True)

headers = {
    'Authorization': 'Bearer ' + TOKEN
}

r = requests.get(ENQUIRE_API, headers=headers)

pprint.pprint(r.json())