From 755df6284aba1e145dc580b38fe0654feef7f80c Mon Sep 17 00:00:00 2001
From: Fabio Manganiello <blacklight86@gmail.com>
Date: Sun, 23 Dec 2018 23:43:12 +0100
Subject: [PATCH] Added missing reference to completed_callback_event

---
 platypush/plugins/sound.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/platypush/plugins/sound.py b/platypush/plugins/sound.py
index 503824c0..ed53c0ab 100644
--- a/platypush/plugins/sound.py
+++ b/platypush/plugins/sound.py
@@ -414,6 +414,7 @@ class SoundPlugin(Plugin):
                 q.put_nowait(data)  # Pre-fill the audio queue
 
             streamtype = sd.RawOutputStream if file else sd.OutputStream
+            completed_callback_event = Event()
             stream = streamtype(samplerate=samplerate, blocksize=blocksize,
                                 device=device, channels=channels,
                                 dtype='float32',