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Fix helloBPTimeWriter Python example. #3167

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merged 3 commits into from
Apr 17, 2022
Merged

Fix helloBPTimeWriter Python example. #3167

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be53df8
Fix helloBPTimeWriter Python example.
manauref Apr 17, 2022
fb29796
Correct formating in example helloBPTimeWriter.py
manauref Apr 17, 2022
857994d
Remove unnecessary specification of engine and transport in Python Ti…
manauref Apr 17, 2022
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17 changes: 12 additions & 5 deletions examples/hello/bpTimeWriter/helloBPTimeWriter.py
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Original file line number Diff line number Diff line change
Expand Up @@ -19,27 +19,34 @@
# User data
myArray = np.array([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])
nx = myArray.size
time = np.array([0.0])

# ADIOS
adios = adios2.ADIOS(comm, adios2.DebugON)

# IO
bpIO = adios.DeclareIO("BPN2N")
bpIO.SetEngine('bp3')
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fileID = bpIO.AddTransport('File', {'Library': 'fstream'})
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# Variables
bpArray = bpIO.DefineVariable("bpArray", [size * nx], [rank * nx], [nx],
adios2.ConstantDims, myArray)
bpTimeStep = bpIO.DefineVariable("bpTimeStep")
bpArray = bpIO.DefineVariable("bpArray", myArray, [size * nx], [rank * nx],
[nx], adios2.ConstantDims)
bpTimeStep = bpIO.DefineVariable("bpTimeStep", time)

# Engine
bpFileWriter = bpIO.Open("myArray.bp", adios2.OpenModeWrite)
bpFileWriter = bpIO.Open("myArray.bp", adios2.Mode.Write)
# Doesn't work: bpFileWriter = bpIO.Open("myArray.bp", adios2.OpenModeWrite)
# Doesn't work: bpFileWriter = bpIO.Open("myArray.bp", adiosOpenModeWrite,
# MPI.COMM_WORLD)


for t in range(0, 10):
bpFileWriter.BeginStep()
if rank == 0:
bpFileWriter.Put(bpTimeStep, np.array([t]))
time[0] = t
bpFileWriter.Put(bpTimeStep, time)
bpFileWriter.Put(bpArray, myArray)
bpFileWriter.EndStep()

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