'@type alias: L{Address}, L{User}, L{bytes} or object which can be
converted into L{bytes}
@param alias: The destination address.
@type args: 2-L{tuple} of (0) L{dict} mapping L{bytes} to L{IDomain}
provider, (1) L{bytes}
@param args: Arguments for L{AliasBase.__init__}.'

def __init__(self, alias, *args):

    AliasBase.__init__(self, *args)
    self.alias = smtp.Address(alias)
