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TL: mini fix for edge cases #551

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Merged
merged 3 commits into from
May 17, 2025
Merged

TL: mini fix for edge cases #551

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9bcb6f0
TL: mini fix for edge cases
tlunet May 16, 2025
9dc9f34
TL: better implementation
tlunet May 16, 2025
8433042
TL: forgot that
tlunet May 16, 2025
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8 changes: 3 additions & 5 deletions pySDC/helpers/fieldsIO.py
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Original file line number Diff line number Diff line change
Expand Up @@ -417,8 +417,6 @@ def setHeader(self, nVar, coords):
coords = self.setupCoords(*coords)
self.header = {"nVar": int(nVar), "coords": coords}
self.nItems = nVar * self.nDoF
if self.MPI_ON:
self.MPI_SETUP()

@property
def hInfos(self):
Expand All @@ -440,8 +438,6 @@ def readHeader(self, f):
gridSizes = np.fromfile(f, dtype=np.int32, count=dim)
coords = [np.fromfile(f, dtype=np.float64, count=n) for n in gridSizes]
self.setHeader(nVar, coords)
if self.MPI_ON:
self.MPI_SETUP()

def reshape(self, fields: np.ndarray):
"""Reshape the fields to a N-d array (inplace operation)"""
Expand Down Expand Up @@ -539,7 +535,7 @@ def MPI_ROOT(self):
return True
return self.comm.Get_rank() == 0

def MPI_SETUP(self):
def MPI_SETUP_FILETYPE(self):
"""Setup subarray masks for each processes"""
self.mpiType = MPI_DTYPE(self.dtype)
self.mpiFileType = self.mpiType.Create_subarray(
Expand All @@ -556,6 +552,8 @@ def MPI_FILE_OPEN(self, mode):
"a": MPI.MODE_WRONLY | MPI.MODE_APPEND,
}[mode]
self.mpiFile = MPI.File.Open(self.comm, self.fileName, amode)
if self.mpiType is None:
self.MPI_SETUP_FILETYPE()

def MPI_WRITE(self, data):
"""Write data (np.ndarray) in the binary file in MPI mode, at the current file cursor position."""
Expand Down
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