From d21c4125ab208d0c83338499871c9c9374c99009 Mon Sep 17 00:00:00 2001
From: Thorsten Kurth <tkurth@nvidia.com>
Date: Wed, 22 Jan 2025 02:24:24 -0800
Subject: [PATCH] fixing recursion error

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

diff --git a/torch_harmonics/cache.py b/torch_harmonics/cache.py
index 59b6549..11b0a39 100644
--- a/torch_harmonics/cache.py
+++ b/torch_harmonics/cache.py
@@ -29,14 +29,14 @@
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #
 
-from functools import lru_cache
+import functools
 from copy import deepcopy
 
 # copying LRU cache decorator a la:
 # https://stackoverflow.com/questions/54909357/how-to-get-functools-lru-cache-to-return-new-instances
 def lru_cache(maxsize=20, typed=False, copy=False):
     def decorator(f):
-        cached_func = lru_cache(maxsize=maxsize, typed=typed)(f)
+        cached_func = functools.lru_cache(maxsize=maxsize, typed=typed)(f)
         def wrapper(*args, **kwargs):
             res = cached_func(*args, **kwargs)
             if copy: