From 08359d95a3bd5b2770838959fbb53a48ff858afd Mon Sep 17 00:00:00 2001
From: user202729 <25191436+user202729@users.noreply.github.com>
Date: Wed, 3 Mar 2021 18:02:46 +0700
Subject: [PATCH 1/2] Fix memory leak caused by defaultdict access in
 suggestions feature

---
 plover/steno_dictionary.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/plover/steno_dictionary.py b/plover/steno_dictionary.py
index d18f47706..217b5c412 100644
--- a/plover/steno_dictionary.py
+++ b/plover/steno_dictionary.py
@@ -157,10 +157,10 @@ def __contains__(self, key):
         return self.get(key) is not None
 
     def reverse_lookup(self, value):
-        return set(self.reverse[value])
+        return set(self.reverse.get(value, ()))
 
     def casereverse_lookup(self, value):
-        return set(self.casereverse[value])
+        return set(self.casereverse.get(value, ()))
 
     @property
     def _longest_key(self):

From b7b0aeea9b54b0c0d2401ba2c3f6b5e793bdcf55 Mon Sep 17 00:00:00 2001
From: Ted Morin <morinted@gmail.com>
Date: Thu, 1 Apr 2021 13:40:42 -0400
Subject: [PATCH 2/2] Add news.d

---
 news.d/bugfix/1188.core.md | 1 +
 1 file changed, 1 insertion(+)
 create mode 100644 news.d/bugfix/1188.core.md

diff --git a/news.d/bugfix/1188.core.md b/news.d/bugfix/1188.core.md
new file mode 100644
index 000000000..0b3080f61
--- /dev/null
+++ b/news.d/bugfix/1188.core.md
@@ -0,0 +1 @@
+Fix unbounded memory use in the lookup functions used by the Suggestions window.