reduce command output

avs/interface/alerts.py

@@ -10,7 +10,7 @@
 import uuid
 
 # prefer mpg123 player as it is more responsive than mpv and gstreamer
-if os.system('which mpg123') == 0:
+if os.system('which mpg123 >/dev/null') == 0:
     from avs.player.mpg123_player import Player
 else:
     from avs.player import Player

avs/interface/speech_synthesizer.py

@@ -6,7 +6,7 @@
 import logging
 
 # prefer mpg123 player as it is more responsive than mpv and gstreamer
-if os.system('which mpg123') == 0:
+if os.system('which mpg123 >/dev/null') == 0:
     from avs.player.mpg123_player import Player
 else:
     from avs.player import Player

avs/mic/__init__.py

@@ -5,7 +5,7 @@
 
 recorder_option = os.getenv('RECORDER', 'default').lower()
 
-if recorder_option.find('pyaudio') >= 0 or os.system('which arecord') != 0:
+if recorder_option.find('pyaudio') >= 0 or os.system('which arecord >/dev/null') != 0:
     from pyaudio_recorder import Audio
 else:
     from alsa_recorder import Audio

avs/mic/alsa_recorder.py

@@ -23,7 +23,8 @@ def run(self):
             '-f', 'S16_LE',
             '-c', str(self.channels),
             '-r', str(self.rate),
-            '-D', self.device_name
+            '-D', self.device_name,
+            '-q'
         ]
         process = subprocess.Popen(cmd, stdout=subprocess.PIPE)
 

avs/player/__init__.py

@@ -20,9 +20,9 @@
     try:
         from gstreamer_player import Player
     except ImportError:
-        if os.system('which mpv') == 0:
+        if os.system('which mpv >/dev/null') == 0:
             from mpv_player import Player
-        elif os.system('which mpg123') == 0:
+        elif os.system('which mpg123 >/dev/null') == 0:
             from mpg123_player import Player
         else:
             raise ImportError('No player available, install one of the players: gstreamer, mpv and mpg123 first')

avs/player/mpg123_player.py

@@ -7,7 +7,7 @@
 import threading
 import subprocess
 
-if os.system('which mpg123') != 0:
+if os.system('which mpg123 >/dev/null') != 0:
     ImportError('mpg123 not found, install it first')
 
 class Player(object):
@@ -30,7 +30,7 @@ def _run(self):
             print('Playing {}'.format(self.audio))
 
             master, slave = os.openpty()
-            self.process = subprocess.Popen(['mpg123', '-C', self.audio], stdin=master)
+            self.process = subprocess.Popen(['mpg123','-q', '-C', self.audio], stdin=master)
             self.tty = slave
 
             self.process.wait()
@@ -51,8 +51,6 @@ def play(self, uri):
 
         self.state = 'PLAYING'
 
-        print('set play event')
-
     def stop(self):
         if self.process and self.process.poll() == None:
             os.write(self.tty, 'q')

avs/player/mpv_player.py

@@ -7,7 +7,7 @@
 import threading
 import subprocess
 
-if os.system('which mpv') != 0:
+if os.system('which mpv >/dev/null') != 0:
     raise ImportError('mpv not found, install it first')
 
 
@@ -49,8 +49,6 @@ def play(self, uri):
 
         self.state = 'PLAYING'
 
-        print('set play event')
-
     def stop(self):
         if self.process and self.process.poll() == None:
             os.write(self.tty, 'q')