Returns path to directory containing this package's theme.
    
    This is designed to be used when setting the ``html_theme_path``
    option within Sphinx's ``conf.py`` file.

def get_theme_dir():
    """
    Returns path to directory containing this package's theme.
    
    This is designed to be used when setting the ``html_theme_path``
    option within Sphinx's ``conf.py`` file.
    """
    return os.path.abspath(os.path.join(os.path.dirname(__file__), "theme"))