Only push ^openib to not work with Infiniband and minor linting

Author: rohanbabbar04

.github/workflows/build.yml

@@ -45,7 +45,7 @@ jobs:
       - name: Testing using pytest-mpi
         run: |
           if [ "${{ matrix.mpi }}" = "openmpi" ]; then
-            mpiexec --oversubscribe --mca btl ^openib --bind-to none -n ${{ matrix.rank }} pytest tests/ --with-mpi
+            mpiexec --mca btl ^openib -n ${{ matrix.rank }} pytest tests/ --with-mpi
           else
             mpiexec -n ${{ matrix.rank }} pytest tests/ --with-mpi
           fi

tests/test_distributedarray.py

@@ -200,7 +200,7 @@ def test_distributed_masked(par):
     """Test Asarray with masked array"""
     # Number of subcommunicators
     size = MPI.COMM_WORLD.Get_size()
-    
+
     # Exclude not handled cases
     shape_axis = par['x'].shape[par['axis']]
     print('shape_axis, size', shape_axis, size, shape_axis % size != 0)
@@ -246,7 +246,7 @@ def test_distributed_maskeddot(par1, par2):
     """Test Distributed Dot product with masked array"""
     # Number of subcommunicators
     size = MPI.COMM_WORLD.Get_size()
-    
+
     # Exclude not handled cases
     shape_axis = par1['x'].shape[par1['axis']]
     print('shape_axis, size', shape_axis, size, shape_axis % size != 0)

tests/test_solver.py

@@ -94,7 +94,7 @@
 def test_cg(par):
     """CG with MPIBlockDiag"""
     np.random.seed(42)
-    
+
     A = np.ones((par["ny"], par["nx"])) + par[
         "imag"] * np.ones((par["ny"], par["nx"]))
     Aop = MatrixMult(np.conj(A.T) @ A, dtype=par['dtype'])