Add hello

Author: AlecThomson

tests/hellompi.py

@@ -0,0 +1,15 @@
+#!/usr/bin/env python
+"""
+Parallel Hello World
+from: https://github.com/erdc/mpi4py/blob/master/demo/helloworld.py
+"""
+
+import sys
+
+from mpi4py import MPI
+
+size = MPI.COMM_WORLD.Get_size()
+rank = MPI.COMM_WORLD.Get_rank()
+name = MPI.Get_processor_name()
+
+sys.stdout.write("Hello, World! I am process %d of %d on %s.\n" % (rank, size, name))