Return the "comment footer" (eg ' */'').

    This header goes after the content of a start of the
    line in a replacement that would be at the end of a header block.

def _end_comment_type_from_line(line):
    """Return the "comment footer" (eg ' */'').

    This header goes after the content of a start of the
    line in a replacement that would be at the end of a header block.
    """
    regex = re.compile(r"^{0}".format(_FTR_COMMENT))
    match = regex.match(line)
    if match:
        return " */"

    return ""