adding stdout=devnull, stderr=devnull to python subprocess.call

floppies/nadine2/readnew.py

@@ -1,8 +1,10 @@
 #! /usr/bin/env python
-import re, subprocess, random
+import re, subprocess, random, os
 from time import sleep
 
-# requires: espeak to be installed
+devnull = open(os.devnull, 'w')
+
+# requires: espeak and aplay (alsa-utils) to be installed
 
 dic={
 "narrator": "en-us",
@@ -17,33 +19,25 @@ f=open("transcripts-drone-attack.txt","r")
 txt=f.readlines() 
 p= re.compile(r"^(\d\d\:\d\d) \((.*?)\)\: (.*)") # regex for capturing groups: time, character, sentence
 for line in txt:
-	print line
         if p.findall(line):
                 time,char,sentence = (p.findall(line))[0]
-                print char.upper()
 		voice=dic[char]
                 # play time
-                subprocess.call(["espeak", time +" "+char, "-v", dic['narrator'], "-p", "20"]) # narrator speaks: time and character
+                subprocess.call(["espeak", time +" "+char, "-v", dic['narrator'], "-p", "20"], stdout=devnull, stderr=devnull) # narrator speaks: time and character
                 sleep(0.5) #short pause before sentence
-                print sentence
                 if "*expletive*" in sentence: #"*expletive*" in sentence is True:                   
                     sentence_parts=re.split(r"(\*\w+\*)", sentence)
-                    print sentence_parts
                     for part in sentence_parts:
                         if part == '*expletive*':
-                            print 'EXPLETIVE', part
-                            subprocess.call(["aplay", 'swear.wav'])
+                            subprocess.call(["aplay", 'swear.wav'], stdout=devnull, stderr=devnull)
                         else:
-                            print 'SPEECH', part
-                            subprocess.call(["espeak", part, "-v", voice]) # character speaks: his
+                            subprocess.call(["espeak", part, "-v", voice], stdout=devnull, stderr=devnull) # character speaks: his
                         sleep(float(random.randint(1,10))/100)
                 else:
-                    subprocess.call(["espeak", sentence, "-v", voice]) # character speaks: his
+                    subprocess.call(["espeak", sentence, "-v", voice], stdout=devnull, stderr=devnull) # character speaks: his
 
                     # 
         else:   # line w/out time or character (narrator)
-            print "NARRATOR"
-            subprocess.call(["espeak", line, "-v", dic['narrator'], "-p", "20"])
-
+            subprocess.call(["espeak", line, "-v", dic['narrator'], "-p", "20"], stdout=devnull, stderr=devnull)
         sleep(1) # make pause after each text line