From f4dcb0d8fd544d0ce97e399aa75fed2762ec591b Mon Sep 17 00:00:00 2001
From: jamesbaber1 <31859220+jamesbaber1@users.noreply.github.com>
Date: Thu, 14 Sep 2023 10:12:33 -0500
Subject: [PATCH] - handled upper lowercase

---
 lightweight_charts/abstract.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lightweight_charts/abstract.py b/lightweight_charts/abstract.py
index ea95553..40b5c06 100644
--- a/lightweight_charts/abstract.py
+++ b/lightweight_charts/abstract.py
@@ -856,7 +856,7 @@ class AbstractChart(Candlestick, Pane):
 
         for key in keys:
             # when there is no modifier key use the key value
-            condition = f"event.key === '{key}'"
+            condition = f"event.key.toLowerCase() === '{str(key).lower()}'"
             # if there is a modifier key
             if modifier_key:
                 # use the key code instead