pin number changed

kukuc-clock.py

@@ -11,9 +11,9 @@ else:
     import RPi.GPIO as GPIO
 
 BUTTON_TIMEOUT = (
-    30  # pressing and holding the button longer then e.g. 2 seconds terminates playing
+    30  # button release timeout terminates playing
 )
-PIN = 17  # listen to changes on this GPIO
+PIN = 27  # listen to changes on this GPIO pin
 GPIO.setmode(GPIO.BCM)  # use BCM pin layout
 GPIO.setwarnings(False)
 
@@ -39,7 +39,7 @@ def play_presny_cas():
 
 def play_beep():
     print("Playing beep.wav")
-    subprocess.call(["aplay", "beep.wav"])
+    subprocess.run(["aplay", "beep.wav"], check=True)
 
 
 def get_credentials():
@@ -56,16 +56,11 @@ def generate_presny_cas():
     username, password = get_credentials()
     subprocess.call(
         [
-            "curl",
-            "--silent",
-            "-u",
-            f"{username}:{password}",
+            "curl", "--silent", "-u", f"{username}:{password}",
             "--get",
-            "--data-urlencode",
-            f"text={text}",
+            "--data-urlencode", f"text={text}",
             "https://tts.virtonline.eu/api/tts",
-            "--output",
-            "presny_cas.wav",
+            "--output", "presny_cas.wav",
         ]
     )
     print("Generated presny_cas.wav")
@@ -104,6 +99,6 @@ try:
 
 except Exception as e:
     print("Caught exception: ", e)
-
+    sys.exit()
 finally:
     GPIO.cleanup()