def get_all_code_styles():
    """
    Return a mapping from style names to their classes.
    """
    result = dict((name, style_from_pygments_cls(get_style_by_name(name))) for name in get_all_styles())
    result['win32'] = Style.from_dict(win32_code_style)
    return result
Return a mapping from style names to their classes.