connect to Azure AD

def get_token_from_client_credentials(tenant_id, client_id, client_secret):
    """
    Get an access token from Azure Active Directory.
    """
    oauth_URL = 'https://login.microsoftonline.com/{0}/oauth2/v2.0/token'.format(tenant_id)
    r = requests.post(oauth_URL, data = {
        'grant_type': 'client_credentials',
        'client_id': client_id,
        'client_secret': client_secret,
        'scope': 'https://graph.microsoft.com/.default'
    })
    try:
        return r.json()['access_token']
    except:
        return "ERROR: %s" % r.text

token = get_token_from_client_credentials(tenant_id, client_id, client_secret)
print(token)