Add the ability for obj_play to play a sound once.

__init__.py

@@ -310,28 +310,31 @@ def calculate_volume_and_pan(player_pos, obj_pos):
         left = right = 1
     return volume, left, right
 
-def obj_play(sounds, soundName, player_pos, obj_pos):
+def obj_play(sounds, soundName, player_pos, obj_pos, loop=True):
+    """Play a sound with positional audio.
+    
+    Args:
+        sounds: Dictionary of sound objects
+        soundName: Name of sound to play
+        player_pos: Player's position for audio panning
+        obj_pos: Object's position for audio panning
+        loop: Whether to loop the sound (default True)
+    
+    Returns:
+        The sound channel object, or None if out of range
+    """
     volume, left, right = calculate_volume_and_pan(player_pos, obj_pos)
     if volume == 0:
         return None  # Don't play if out of range
     # Play the sound on a new channel
-    x = sounds[soundName].play(-1)
+    x = sounds[soundName].play(-1 if loop else 0)  # -1 for loop, 0 for once
     # Apply the volume and pan
-    x.set_volume(volume * left, volume * right)
-    return x
-def obj_update(x, player_pos, obj_pos):
-    if x is None:
-        return None
-    volume, left, right = calculate_volume_and_pan(player_pos, obj_pos)
-    if volume == 0:
-        x.stop()
-        return None
-    # Apply the volume and pan
-    x.set_volume(volume * left, volume * right)
+    if x:
+        x.set_volume(volume * left, volume * right)
     return x
     
 def obj_stop(x):
-    # Tries to stop a playing object channel
+    """Tries to stop a playing object channel"""
     try:
         x.stop()
         return None