From 52d69c18bf269823b4b7765e4af621c7b7069c24 Mon Sep 17 00:00:00 2001
From: James Adams <monocongo@gmail.com>
Date: Tue, 17 Sep 2024 15:17:09 -0400
Subject: [PATCH] [558] removed superfluous string comparisons, replaced
 remaining periodicity checks from `is` to `==`

---
 src/climate_indices/indices.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/climate_indices/indices.py b/src/climate_indices/indices.py
index 7e3b152a..a7f304c9 100644
--- a/src/climate_indices/indices.py
+++ b/src/climate_indices/indices.py
@@ -397,9 +397,9 @@ def percentage_of_normal(
 
     # if doing monthly then we'll use 12 periods, corresponding to calendar
     # months, if daily assume years w/366 days
-    if periodicity is compute.Periodicity.monthly:
+    if periodicity == compute.Periodicity.monthly:
         periodicity = 12
-    elif periodicity is compute.Periodicity.daily:
+    elif periodicity == compute.Periodicity.daily:
         periodicity = 366
     else:
         message = f"Invalid periodicity argument: '{periodicity}'"