def get_local_file_name(file_path):
    """
    Return the local file name for a given report path.

    Args:
        file_path (String): report file path from manifest.

    Returns:
        (String): file name for the local file.

    """
    filename = file_path.split("/")[-1]
    date_range = file_path.split("/")[-2]
    local_file_name = f"{date_range}_{filename}"
    return local_file_name