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create dir before writing to netcdf #51

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88e4e3d
create dir before writing to netcdf
aurelienfalco Jan 13, 2026
dde1be0
Create dirname for dataarray and datacollection, even if dirname is c…
aurelienfalco Jan 13, 2026
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4 changes: 4 additions & 0 deletions xdas/core/dataarray.py
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@
import re
import warnings
from functools import partial
import os

import h5netcdf
import h5py
Expand Down Expand Up @@ -904,6 +905,9 @@ def to_netcdf(self, fname, mode="w", group=None, virtual=None, encoding=None):
attrs = {} if self.attrs is None else self.attrs
attrs |= {"coordinate_interpolation": mapping} if mapping else attrs
name = "__values__" if self.name is None else self.name
if os.path.dirname(fname) is not "" and not os.path.exists(os.path.dirname(fname)):
os.makedirs(os.path.dirname(fname), exist_ok=True)

with h5netcdf.File(fname, mode=mode) as file:
if group is not None and group not in file:
file.create_group(group)
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2 changes: 2 additions & 0 deletions xdas/core/datacollection.py
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Expand Up @@ -239,6 +239,8 @@ def to_netcdf(self, fname, mode="w", group=None, virtual=None, encoding=None):
location = "/".join([name, str(key)])
if group is not None:
location = "/".join([group, location])
if os.path.dirname(fname) is not "" and not os.path.exists(os.path.dirname(fname)):
os.makedirs(os.path.dirname(fname), exist_ok=True)
self[key].to_netcdf(
fname,
mode="a",
Expand Down