Added try/except to play_file

Author: kattni

adafruit_circuitplayground/express.py

@@ -673,18 +673,21 @@ def play_file(self, file_name):
         """
         # Play a specified file.
         self._speaker_enable.value = True
-        if sys.implementation.version[0] >= 3:
-            audio = audioio.AudioOut(board.SPEAKER)
-            file = audioio.WaveFile(open(file_name, "rb"))
-            audio.play(file)
-            while audio.playing:
-                pass
-            audio.deinit()
-        else:
-            audio = audioio.AudioOut(board.SPEAKER, open(file_name, "rb"))
-            audio.play()
-            while audio.playing:
-                pass
+        try:
+            if sys.implementation.version[0] >= 3:
+                audio = audioio.AudioOut(board.SPEAKER)
+                file = audioio.WaveFile(open(file_name, "rb"))
+                audio.play(file)
+                while audio.playing:
+                    pass
+                audio.deinit()
+            else:
+                audio = audioio.AudioOut(board.SPEAKER, open(file_name, "rb"))
+                audio.play()
+                while audio.playing:
+                    pass
+        except RuntimeError:
+            pass
         self._speaker_enable.value = False