Source code for actors.ref
# -*- coding: utf-8 -*-
#
# Copyright 2015 Thomas Amland
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from . import no_sender
[docs]class ActorRef(object):
__slots__ = ('_cell',)
def __init__(self, _cell):
self._cell = _cell
[docs] def tell(self, message, sender=no_sender):
""" Send a message to this actor. Asynchronous fire-and-forget.
:param message: The message to send.
:type message: Any
:param sender: The sender of the message. If provided it will be made
available to the receiving actor via the :attr:`Actor.sender` attribute.
:type sender: :class:`Actor`
"""
if sender is not no_sender and not isinstance(sender, ActorRef):
raise ValueError("Sender must be actor reference")
self._cell.send_message(message, sender)
def __eq__(self, other):
return isinstance(other, ActorRef) and other._cell is self._cell
class InternalRef(ActorRef):
def __init__(self, cell):
super(InternalRef, self).__init__(cell)
def send_system_message(self, message):
self._cell.send_system_message(message)