added import

helpers.py

@@ -7,6 +7,7 @@ import org.bukkit.Location as Location
 import org.bukkit.entity.Player as Player
 import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause as TeleportCause
 import org.bukkit.block as bblock
+import org.bukkit.event.entity as entity
 
 
 shared = {} # this dict can be used to share stuff across modules

snowbrawl.py

@@ -10,7 +10,7 @@ Objective
 PlayersInQue
 """
 
-@hook.event("bukkit.event.entity.ProjectileHitEvent", "high")
+@hook.event("entity.ProjectileHitEvent", "high")
 def onHit(event):
     print "thrown"
     if event.getEntity().getType() != EntityType.SNOWBALL: