From c60ff0b11e3e87e6dee75e355eac884efe6a3bd2 Mon Sep 17 00:00:00 2001
From: Marcel Stimberg <marcel.stimberg@sorbonne-universite.fr>
Date: Wed, 13 Nov 2024 11:37:47 +0100
Subject: [PATCH] Fix compatibility with Cython 3.1

---
 brian2/codegen/runtime/cython_rt/extension_manager.py | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/brian2/codegen/runtime/cython_rt/extension_manager.py b/brian2/codegen/runtime/cython_rt/extension_manager.py
index b2a56b2d2..e9d0b22b0 100644
--- a/brian2/codegen/runtime/cython_rt/extension_manager.py
+++ b/brian2/codegen/runtime/cython_rt/extension_manager.py
@@ -21,7 +21,13 @@
     import Cython
     import Cython.Build as Cython_Build
     import Cython.Compiler as Cython_Compiler
-    from Cython.Utils import get_cython_cache_dir as base_cython_cache_dir
+
+    try:
+        from Cython.Utils import get_cython_cache_dir as base_cython_cache_dir
+    except ImportError:
+        from Cython.Build.Cache import (
+            get_cython_cache_dir as base_cython_cache_dir,  # Cython 3.1, see cython/cython#6090
+        )
 except ImportError:
     Cython = None