allow running with pyaudio missing

anki/sound.py

@@ -297,12 +297,15 @@ addHook("unloadProfile", stopMplayer)
 # PyAudio recording
 ##########################################################################
 
-import pyaudio
-import wave
+try:
+    import pyaudio
+    import wave
 
-PYAU_FORMAT = pyaudio.paInt16
-PYAU_CHANNELS = 1
-PYAU_INPUT_INDEX = None
+    PYAU_FORMAT = pyaudio.paInt16
+    PYAU_CHANNELS = 1
+    PYAU_INPUT_INDEX = None
+except:
+    pyaudio = None
 
 class _Recorder:
 
@@ -389,6 +392,9 @@ class PyAudioRecorder(_Recorder):
         else:
             return processingSrc
 
+if not pyaudio:
+    PyAudioRecorder = None
+
 # Audio interface
 ##########################################################################
 

aqt/sound.py

@@ -5,11 +5,18 @@ from aqt.qt import *
 
 import time
 from anki.sound import Recorder
-from aqt.utils import saveGeom, restoreGeom
+from aqt.utils import saveGeom, restoreGeom, showWarning
+
+if not Recorder:
+    print("pyaudio not installed")
 
 def getAudio(parent, encode=True):
     "Record and return filename"
     # record first
+    if not Recorder:
+        showWarning("pyaudio not installed")
+        return
+
     r = Recorder()
     mb = QMessageBox(parent)
     restoreGeom(mb, "audioRecorder")