logger.addHandler(handler)
logger.setLevel(logging.DEBUG)
formatter = logging.Formatter(
    '%(asctime)s - %(name)s - %(levelname)s - %(message)s')
handler.setFormatter(formatter)

username = '******'
password = '******'
platform_username = '******'
sandbox = True
debug = True

client = NextCallerPlatformClient(username, password, sandbox=sandbox, debug=debug)

try:
    response_content = client.get_platform_user(platform_username)
    logger.info(response_content)
except ValueError as err:
    logger.error('Validation Error: {}'.format(err))
except HTTPError as err:
    response = err.response
    response_code = response.status_code
    # try to parse error json message
    try:
        response_message = response.json()
    except (ValueError, TypeError):
        response_message = response.text
    logger.error(
        'HTTPError. Status code {}. Response message: {}'.
        format(response_code, response_message))
except RequestException as err: