python312Packages.mpi4py: disable failing tests with mpich (#398920)

pkgs/development/python-modules/mpi4py/default.nix

@@ -36,12 +36,18 @@ buildPythonPackage rec {
 
   pythonImportsCheck = [ "mpi4py" ];
 
-  __darwinAllowLocalNetworking = true;
-
   nativeCheckInputs = [
     pytestCheckHook
     mpiCheckPhaseHook
   ];
+  disabledTestPaths = lib.optionals (mpi.pname == "mpich") [
+    # These tests from some reason cause pytest to crash, and therefor it is
+    # hard to debug them. Upstream mentions these tests to raise issues in
+    # https://github.com/mpi4py/mpi4py/issues/418  but the workaround suggested
+    # there (setting MPI4PY_RC_RECV_MPROBE=0) doesn't work.
+    "test/test_util_pool.py"
+    "demo/futures/test_futures.py"
+  ];
 
   passthru = {
     inherit mpi;