(text)
return True
Return True if text is a host domain name.
Return True if text is a host domain name.
Return True if text is a host domain name .
def is_HDN(text):
    """Return True if text is a host domain name."""
    # XXX
    # This may well be wrong.  Which RFC is HDN defined in, if any (for
    #  the purposes of RFC 2965)?
    # For the current implementation, what about IPv6?  Remember to look
    #  at other uses of IPV4_RE also, if change this.
    if IPV4_RE.search(text):
        return False
    if text == "":
        return False
    if text[0] == "." or text[-1] == ".":
        return False
    return True
def is_HDN ( text ) : # XXX # This may well be wrong.  Which RFC is HDN defined in, if any (for #  the purposes of RFC 2965)? # For the current implementation, what about IPv6?  Remember to look #  at other uses of IPV4_RE also, if change this. if IPV4_RE . search ( text ) : return False if text == "" : return False if text [ 0 ] == "." or text [ - 1 ] == "." : return False return True