From dc82b384c5f04c731551c707c4ab3e9898842448 Mon Sep 17 00:00:00 2001
From: Brad Humphrey <wbhumphrey@gmail.com>
Date: Mon, 20 Dec 2021 18:23:19 -0700
Subject: [PATCH] Add comment about swap count

---
 Fill.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Fill.py b/Fill.py
index 067ac98177..686923e945 100644
--- a/Fill.py
+++ b/Fill.py
@@ -62,6 +62,8 @@ def fill_restrictive(world: MultiWorld, base_state: CollectionState, locations,
                 # try swaping this item with previously placed items
                 for(i, location) in enumerate(placements):
                     placed_item = location.item
+                    # Unplaceable items can sometimes be swapped infinitely. Limit the 
+                    # number of times we will swap an individual item to prevent this
                     if swapped_items[placed_item.player, placed_item.name] > 0:
                         continue
                     location.item = None