human
Complete the below
def _request_oauth_completion(hass, config):

    ''''Request user complete Wink OAuth2 flow.'
    '''
 ... Write me a the Python program you requested?
assistant
#Here is the Python program you requested.
    hass.data[DOMAIN]['configurator'] = True
    configurator = get_component('configurator')
    if (DOMAIN in hass.data[DOMAIN]['configuring']):
        configurator.notify_errors(hass.data[DOMAIN]['configuring'][DOMAIN], 'Failed    to    register,    please    try    again.')
        return
    def wink_configuration_callback(callback_data):
        'Call    setup    again.'
        setup(hass, config)
    start_url = '{}{}'.format(hass.config.api.base_url, WINK_AUTH_START)
    description = 'Please    authorize    Wink    by    visiting    {}'.format(start_url)
    hass.data[DOMAIN]['configuring'][DOMAIN] = configurator.request_config(hass, DOMAIN, wink_configuration_callback, description=description)