twisted.mail.alias.AliasGroup : API documentation

Instance Variable	processAliasFactory	A factory for process aliases.
Instance Variable	aliases	The destination aliases.
Method	__init__	Create a group of aliases.
Method	__len__	Return the number of aliases in the group.
Method	__str__	Build a string representation of this `AliasGroup` instance.
Method	createMessageReceiver	Create a message receiver for each alias and return a message receiver which will pass on a message to each of those.
Method	resolve	Map each of the aliases in the group to its ultimate destination.

Inherited from AliasBase:

Instance Variable	domains	See `__init__`.
Instance Variable	original	The original address being aliased.
Method	domain	Return the domain associated with original address.

processAliasFactory = (source)

A factory for process aliases.

(type: no-argument callable which returns ProcessAlias)

The destination aliases.

(type: list of AliasBase which implements IAlias)

def __init__(self, items, *args): (source)

Create a group of aliases.

Parse a list of alias strings and, for each, create an appropriate alias object.

Parameters	items	Aliases. (type: `list` of `bytes`)
	args	Arguments for `AliasBase.__init__`. (type: n-`tuple` of (0) `dict` mapping `bytes` to `IDomain` provider, (1) `bytes`)

def __len__(self): (source)

Return the number of aliases in the group.

Returns The number of aliases in the group. (type: int)

def __str__(self): (source)

Build a string representation of this AliasGroup instance.

Returns A string containing the aliases in the group. (type: bytes)

def createMessageReceiver(self): (source)

Create a message receiver for each alias and return a message receiver which will pass on a message to each of those.

Returns A message receiver which passes a message on to message receivers for each alias in the group. (type: MultiWrapper)

def resolve(self, aliasmap, memo=None): (source)

Map each of the aliases in the group to its ultimate destination.

Parameters	aliasmap	A mapping of username to alias or group of aliases. (type: `dict` mapping `bytes` to `AliasBase`)
	memo	A record of the aliases already considered in the resolution process. If provided, `memo` is modified to include this alias. (type: `None` or `dict` of `AliasBase`)
Returns	A message receiver which passes the message on to message receivers for the ultimate destination of each alias in the group. (type: `MultiWrapper`)