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Avoid memory copy in local store write #2944

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Merged
TomAugspurger merged 5 commits into from
Apr 3, 2025
Merged

Avoid memory copy in local store write #2944

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74db438
Avoid memory copy in local store write
tomwhite Mar 26, 2025
22592ec
Update src/zarr/storage/_local.py
tomwhite Apr 3, 2025
6ad144d
Update src/zarr/storage/_local.py
tomwhite Apr 3, 2025
8d633d2
Add comment explaining file write method takes any object supporting …
tomwhite Apr 3, 2025
45b2b55
Add changelog entry
tomwhite Apr 3, 2025
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4 changes: 2 additions & 2 deletions src/zarr/storage/_local.py
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Original file line number Diff line number Diff line change
Expand Up @@ -51,10 +51,10 @@ def _put(
if start is not None:
with path.open("r+b") as f:
f.seek(start)
f.write(value.as_numpy_array().tobytes())
f.write(value.as_numpy_array())
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return None
else:
view = memoryview(value.as_numpy_array().tobytes())
view = memoryview(value.as_numpy_array())
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if exclusive:
mode = "xb"
else:
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