fix parallel tweak

marius311 · marius311 · commit a445f9ae9268 · 2021-03-11T19:31:37.000-08:00
diff --git a/src/util_parallel.jl b/src/util_parallel.jl
@@ -49,7 +49,7 @@ _mpi_rank() = nothing
 
     end
 
-    _mpi_rank() = MPI.Comm_rank(MPI.COMM_WORLD)
+    _mpi_rank() = MPI.Initialized() ? MPI.Comm_rank(MPI.COMM_WORLD) : nothing
     
 end
 
