Send macOS notifications from python 3

notifications.py

#!/usr/local/bin/python3.4
# -*- coding: utf-8 -*-
# Crée par MarcAlx

import os

def displayNotification(message,title=None,subtitle=None,soundname=None):
	"""
		Display an OSX notification with message title an subtitle
		sounds are located in /System/Library/Sounds or ~/Library/Sounds
	"""
	titlePart = ''
	if(not title is None):
		titlePart = 'with title "{0}"'.format(title)
	subtitlePart = ''
	if(not subtitle is None):
		subtitlePart = 'subtitle "{0}"'.format(subtitle)
	soundnamePart = ''
	if(not soundname is None):
		soundnamePart = 'sound name "{0}"'.format(soundname)

	appleScriptNotification = 'display notification "{0}" {1} {2} {3}'.format(message,titlePart,subtitlePart,soundnamePart)
	os.system("osascript -e '{0}'".format(appleScriptNotification))

if __name__ == '__main__':
	#displayNotification("message","title","subtitle","Pop")
	#displayNotification("message","title","subtitle")
	displayNotification("message","title")
	#displayNotification("message")