Source code for jmetal.core.observer
from abc import ABC, abstractmethod
"""
.. module:: Observable
:platform: Unix, Windows
:synopsis: Implementation of the observer-observable pattern.
.. moduleauthor:: Antonio J. Nebro <antonio@lcc.uma.es>
"""
[docs]
class Observer(ABC):
[docs]
@abstractmethod
def update(self, *args, **kwargs):
"""Update method."""
pass
[docs]
class Observable(ABC):
[docs]
@abstractmethod
def register(self, observer):
pass
[docs]
@abstractmethod
def deregister(self, observer):
pass
[docs]
@abstractmethod
def deregister_all(self):
pass
[docs]
@abstractmethod
def notify_all(self, *args, **kwargs):
pass
