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315ef9f248
* Update config for black and flake8 * Auto-format Python sources with black * Fix issues reported by flake8 * Exclude protobuf files from black * Address formatting feedback
23 lines
712 B
Python
23 lines
712 B
Python
"""Module for Observable part of the Observer pattern functionality"""
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from typing import List
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from observer import Observer
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class Observable:
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"""Class implementing the Observable pattern"""
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_observers: List[Observer] = []
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def attach(self, observer: Observer):
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"""Attaches an observer to an obserable object"""
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self._observers.append(observer)
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def detach(self, observer: Observer):
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"""detaches an observer from an observable object"""
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self._observers.remove(observer)
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def notify(self, updated_object):
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"""Notifies all observers with a given object parameter"""
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for observer in self._observers:
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observer.update(updated_object)
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