Format code using black

utils/airtime-test-soundcard.py

@@ -16,32 +16,35 @@ if os.geteuid() == 0:
     print "Please run this program as non-root"
     sys.exit(1)
 
+
 def printUsage():
     print "airtime-test-soundcard [-v] [-o alsa | ao | oss | portaudio | pulseaudio ] [-h]"
     print " Where: "
     print "     -v verbose mode"
     print "     -o Linux Sound API (default: alsa)"
     print "     -h show help menu "
-    
+
+
 def find_liquidsoap_binary():
     """
     Starting with Airtime 2.0, we don't know the exact location of the Liquidsoap
     binary because it may have been installed through a debian package. Let's find
     the location of this binary.
     """
-    
+
     rv = subprocess.call("which airtime-liquidsoap > /dev/null", shell=True)
     if rv == 0:
         return "airtime-liquidsoap"
 
     return None
 
+
 try:
-    optlist, args = getopt.getopt(sys.argv[1:], 'hvo:')
+    optlist, args = getopt.getopt(sys.argv[1:], "hvo:")
 except getopt.GetoptError, g:
     printUsage()
     sys.exit(1)
-    
+
 sound_api_types = set(["alsa", "ao", "oss", "portaudio", "pulseaudio"])
 
 verbose = False
@@ -63,26 +66,25 @@ for o, a in optlist:
 try:
     print "Sound API: %s" % sound_api
     print "Outputting to soundcard. You should be able to hear a monotonous tone. Press ctrl-c to quit."
-        
+
     liquidsoap_exe = find_liquidsoap_binary()
-    
+
     if liquidsoap_exe is None:
         raise Exception("Liquidsoap not found!")
-        
+
     command = "%s 'output.%s(sine())'" % (liquidsoap_exe, sound_api)
-    
+
     if not verbose:
         command += " > /dev/null"
-    
-    #print command
+
+    # print command
     rv = subprocess.call(command, shell=True)
-    
-    #if we reach this point, it means that our subprocess exited without the user
-    #doing a keyboard interrupt. This means there was a problem outputting to the 
-    #soundcard. Print appropriate message.
-    print "There was an error using the selected sound API. Please select a different API " + \
-        "and run this program again. Use the -h option for help"
-    
+
+    # if we reach this point, it means that our subprocess exited without the user
+    # doing a keyboard interrupt. This means there was a problem outputting to the
+    # soundcard. Print appropriate message.
+    print "There was an error using the selected sound API. Please select a different API " + "and run this program again. Use the -h option for help"
+
 except KeyboardInterrupt, ki:
     print "\nExiting"
 except Exception, e: