added second button and logic to stop events as a test

main.py

@@ -47,13 +47,16 @@ def setup_sounds():
     print("sound array")
     print(sound_array)
 
-
+sound_playing = False
 def play_sound(index):
+    global sound_playing
     global cut_current_sound
     global current_sound_index
     global channel
     global sound_array
     
+    sound_playing = True
+    
     print('play func called')
 
     if not cut_current_sound:
@@ -63,7 +66,8 @@ def play_sound(index):
             pygame.time.wait(100)  # ms
             print("Playing...")
             pygame.event.clear()
-        print("Finished.")
+        sound_playing = False
+        print("Finished. " + sound_playing)
 
     """ todo
     make sounds stop when new key pressed
@@ -118,18 +122,22 @@ setup_paths(False)
 
 def btn_pressed(index):
     global btn_array
+    global sound_playing
 
     btn_array[index].when_pressed = None
     btn_array[index].when_released = lambda: resetBtn(index)
-    print('btn pressed')
-    play_sound(index)
+    
+    if(not sound_playing):
+        print('btn pressed')
+        play_sound(index)
     
 def resetBtn(index):
     global btn_array
     
-    print('btn released')
-    btn_array[index].when_released = None
-    btn_array[index].when_pressed = lambda: btn_pressed(index)
+    if(sound_playing):
+        print('btn released')
+        btn_array[index].when_released = None
+        btn_array[index].when_pressed = lambda: btn_pressed(index)
 
 btn1 = Button(21)
 btn1.when_pressed = lambda: btn_pressed(0)