def get_redirect_uri()

in app.py [0:0]


def get_redirect_uri(request):
    """Return OAuth redirect URI."""
    parsed_url = urlparse(request.url)
    if parsed_url.hostname == 'localhost':
        return 'http://{hostname}:{port}/submit'.format(
            hostname=parsed_url.hostname, port=parsed_url.port
        )
    return 'https://{hostname}/submit'.format(hostname=parsed_url.hostname)