(str)
return in6_isincluded(str, 'ff01::', 16)
Returns True if address belongs to node-local multicast address
    space (ff01::/16) as defined in RFC
Returns True if address belongs to node-local multicast address
    space (ff01::/16) as defined in RFC
Returns True if address belongs to node - local multicast address space ( ff01 :: / 16 ) as defined in RFC
def in6_ismnladdr(str):
    """
    Returns True if address belongs to node-local multicast address
    space (ff01::/16) as defined in RFC 
    """
    return in6_isincluded(str, 'ff01::', 16)
def in6_ismnladdr ( str ) : return in6_isincluded ( str , 'ff01::' , 16 )