From 493d78f070e60421d06165645bd0a06e95ad3c10 Mon Sep 17 00:00:00 2001
From: "J. Nick Koston" <nick@koston.org>
Date: Mon, 29 May 2023 19:59:15 -0500
Subject: [PATCH] Avoid dict comp in statistic_during_period if there is no
 conversion (#93699)

---
 homeassistant/components/recorder/statistics.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/homeassistant/components/recorder/statistics.py b/homeassistant/components/recorder/statistics.py
index 7dbe29cea7d..ee9662a2157 100644
--- a/homeassistant/components/recorder/statistics.py
+++ b/homeassistant/components/recorder/statistics.py
@@ -1478,7 +1478,9 @@ def statistic_during_period(
         state_unit = state.attributes.get(ATTR_UNIT_OF_MEASUREMENT)
     convert = _get_statistic_to_display_unit_converter(unit, state_unit, units)
 
-    return {key: convert(value) if convert else value for key, value in result.items()}
+    if not convert:
+        return result
+    return {key: convert(value) for key, value in result.items()}
 
 
 _type_column_mapping = {