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⚡️ Speed up function apply_array_ufunc by 18% #86

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⚡️ Speed up function apply_array_ufunc by 18% #86

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8 changes: 7 additions & 1 deletion xarray/namedarray/pycompat.py
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Original file line number Diff line number Diff line change
Expand Up @@ -89,7 +89,13 @@ def mod_version(mod: ModType) -> Version:


def is_chunked_array(x: duckarray[Any, Any]) -> bool:
return is_duck_dask_array(x) or (is_duck_array(x) and hasattr(x, "chunks"))
# Check for Dask array first, as it is most specific/expensive
if is_duck_dask_array(x):
return True
# Short-circuit: if object doesn't have 'chunks', skip duck array check
if not hasattr(x, "chunks"):
return False
return is_duck_array(x)


def is_0d_dask_array(x: duckarray[Any, Any]) -> bool:
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