From 3c4bf96812231d3db0253c5b7cca43c951024e57 Mon Sep 17 00:00:00 2001
From: Alexandru Fikl <alexfikl@gmail.com>
Date: Mon, 1 Nov 2021 14:43:03 -0500
Subject: [PATCH] prefer platformdirs if available

---
 pytools/persistent_dict.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/pytools/persistent_dict.py b/pytools/persistent_dict.py
index ff6c28e2..04fbd3ea 100644
--- a/pytools/persistent_dict.py
+++ b/pytools/persistent_dict.py
@@ -464,7 +464,11 @@ def __init__(self, identifier, key_builder=None, container_dir=None):
 
         from os.path import join
         if container_dir is None:
-            import appdirs
+            try:
+                import platformdirs as appdirs
+            except ImportError:
+                import appdirs
+
             container_dir = join(
                     appdirs.user_cache_dir("pytools", "pytools"),
                     "pdict-v4-{}-py{}".format(