def date_format_to_human(value):
    """
    Convert Python format date to human.

    Example:
        >>> date_format_to_human('%Y-%m-%d')
        YYYY-MM-DD

    :param value: Date format example: %Y-%m
    """
    maps = {
        '%y': 'YY',
        '%Y': 'YYYY',
        '%m': 'MM',
        '%d': 'DD',
    }
    for k, v in maps.items():
        value = value.replace(k, v)
    return value