From 8c6f9d1ed954a05a8d1013f79ab5b7a702c9a4a2 Mon Sep 17 00:00:00 2001
From: Connor Jordan <115144692+cpjordan@users.noreply.github.com>
Date: Tue, 12 Nov 2024 16:29:56 +0000
Subject: [PATCH] Remove pytest cache clearing (#375)

Cache clearing no longer needed with recent Firedrake/PyOP2 updates
---
 test/conftest.py         | 10 ----------
 test_adjoint/conftest.py |  9 +--------
 2 files changed, 1 insertion(+), 18 deletions(-)
 delete mode 100644 test/conftest.py

diff --git a/test/conftest.py b/test/conftest.py
deleted file mode 100644
index b807d1d13..000000000
--- a/test/conftest.py
+++ /dev/null
@@ -1,10 +0,0 @@
-def pytest_runtest_teardown(item, nextitem):
-    """Clear Thetis caches after running a test"""
-    from firedrake.tsfc_interface import TSFCKernel
-    from pyop2.global_kernel import GlobalKernel
-
-    # disgusting hack, clear the Class-Cached objects in PyOP2 and
-    # Firedrake, otherwise these will never be collected.  The Kernels
-    # get very big with bendy on.
-    TSFCKernel._cache.clear()
-    GlobalKernel._cache.clear()
diff --git a/test_adjoint/conftest.py b/test_adjoint/conftest.py
index c08371dcf..3e4f20137 100644
--- a/test_adjoint/conftest.py
+++ b/test_adjoint/conftest.py
@@ -1,15 +1,8 @@
 
 
 def pytest_runtest_teardown(item, nextitem):
-    """Clear Thetis caches after running a test"""
-    from firedrake.tsfc_interface import TSFCKernel
-    from pyop2.global_kernel import GlobalKernel
+    """Clear adjoint tape after running a test"""
     from pyadjoint import get_working_tape
 
-    # disgusting hack, clear the Class-Cached objects in PyOP2 and
-    # Firedrake, otherwise these will never be collected.  The Kernels
-    # get very big with bendy on.
-    TSFCKernel._cache.clear()
-    GlobalKernel._cache.clear()
     # clear the adjoint tape, so subsequent tests don't interfere
     get_working_tape().clear_tape()