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Fix opening STAC Assets with xarray:open_kwargs engine field #18

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Merged
merged 2 commits into from
Mar 29, 2023
Merged

Fix opening STAC Assets with xarray:open_kwargs engine field #18

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2bc671a
Fix opening STAC Assets with xarray:open_kwargs engine field
weiji14 Mar 27, 2023
791ffbc
Use dictionary unpacking to merge duplicate keys
weiji14 Mar 27, 2023
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6 changes: 6 additions & 0 deletions tests/conftest.py
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Original file line number Diff line number Diff line change
Expand Up @@ -49,3 +49,9 @@ def simple_zarr() -> pystac.Asset:
catalog = pystac_client.Client.open(STAC_URLS["PLANETARY-COMPUTER"])
collection = catalog.get_collection("daymet-daily-hi")
return collection.assets["zarr-abfs"]


@pytest.fixture(scope="module")
def complex_zarr(simple_zarr) -> pystac.Asset:
simple_zarr.extra_fields["xarray:open_kwargs"]["engine"] = "zarr"
return simple_zarr
7 changes: 6 additions & 1 deletion tests/test_core.py
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Expand Up @@ -30,4 +30,9 @@ def test_to_xarray_reference_file(simple_reference_file):

def test_to_xarray_zarr(simple_zarr):
ds = to_xarray(simple_zarr)
ds
assert ds
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Good catch!



def test_to_xarray_zarr_with_open_kwargs_engine(complex_zarr):
ds = to_xarray(complex_zarr)
assert ds
2 changes: 1 addition & 1 deletion xpystac/core.py
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Expand Up @@ -64,5 +64,5 @@ def _(obj: pystac.Asset, **kwargs) -> xarray.Dataset:
else:
default_kwargs = {}

ds = xarray.open_dataset(obj.href, **default_kwargs, **open_kwargs, **kwargs)
ds = xarray.open_dataset(obj.href, **{**default_kwargs, **open_kwargs, **kwargs})
return ds