def get_url(project, user, base='https://github.com'):
    """Gets the repo download url.

    Args:
        user (str): The username.
        base (str): The hosting site (default: 'https://github.com').

    Returns:
        str: The url

    Examples:
        >>> get_url('pkutils', 'reubano') == (
        ...     'https://github.com/reubano/pkutils')
        True
    """
    return '%s/%s/%s' % (base, user, project)