From bd14886c2d9bddcb62833e2f2f7d59b8470259ae Mon Sep 17 00:00:00 2001
From: Martin Bubel <martin.bubel@itwm.fraunhofer.de>
Date: Wed, 8 Nov 2023 18:54:08 +0100
Subject: [PATCH] re-add mpi_test__.py

---
 mpi_test__.py | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 mpi_test__.py

diff --git a/mpi_test__.py b/mpi_test__.py
new file mode 100644
index 00000000..a05f5cb8
--- /dev/null
+++ b/mpi_test__.py
@@ -0,0 +1,21 @@
+
+import numpy as np
+import GPy
+from mpi4py import MPI
+np.random.seed(123456)
+comm = MPI.COMM_WORLD
+N = 100
+x = np.linspace(-6., 6., N)
+y = np.sin(x) + np.random.randn(N) * 0.05
+comm.Bcast(y)
+data = np.vstack([x,y])
+#infr = GPy.inference.latent_function_inference.VarDTC_minibatch(mpi_comm=comm)
+m = GPy.models.SparseGPRegression(data[:1].T,data[1:2].T,mpi_comm=comm)
+m.optimize(max_iters=10)
+if comm.rank==0:
+    print float(m.objective_function())
+    m.inference_method.mpi_comm=None
+    m.mpi_comm=None
+    m._trigger_params_changed()
+    print float(m.objective_function())
+            
\ No newline at end of file