trying another method to pipe to second command

basic_text_to_speech/talk.py

@@ -2,11 +2,16 @@ import time
 
 from subprocess import call
 
+from subprocess import Popen, PIPE
+
 
 def robot(text):
     print("executing command")
-    call(['espeak', '--stdin', '"Hello world how are you doing today?"',
-         '|', 'aplay', '-D plughw:2,0'])
+    espeak = Popen(
+        ['espeak', '--stdin "Hello world how are you doing today?"'], stdout=PIPE)
+    aplay = Popen(['aplay', '-D plughw:2,0'], stdin=espeak.stdout, stdout=PIPE)
+    espeak.stdout.close()  # enable write error in dd if ssh dies
+    out, err = aplay.communicate()
 
 
 if __name__ == '__main__':