33 lines
1.0 KiB
Python
Executable File
33 lines
1.0 KiB
Python
Executable File
#!/usr/bin/env python
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# Copyright (C) 2006 Douglas Gregor <doug.gregor -at- gmail.com>.
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# Use, modification and distribution is subject to the Boost Software
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# License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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# http://www.boost.org/LICENSE_1_0.txt)
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# Test broadcast() collective.
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from __future__ import print_function
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import mpi
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def broadcast_test(comm, value, kind, root):
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if comm.rank == 0:
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print ("Broadcasting %s from root %d..." % (kind, root)),
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got_value = None
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got_value = mpi.broadcast(comm, value, root)
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if comm.rank == 0:
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print ("OK.")
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return
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broadcast_test(mpi.world, 17, 'integer', 0)
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broadcast_test(mpi.world, 'Hello, World!', 'string', 0)
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broadcast_test(mpi.world, ['Hello', 'MPI', 'Python', 'World'],
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'list of strings', 0)
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if mpi.world.size > 1:
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broadcast_test(mpi.world, 17, 'integer', 1)
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broadcast_test(mpi.world, 'Hello, World!', 'string', 1)
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broadcast_test(mpi.world, ['Hello', 'MPI', 'Python', 'World'],
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'list of strings', 1)
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