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import os
from contextlib import suppress
import pytest
from xarray import DataArray, tutorial
from . import assert_identical, network
@network
class TestLoadDataset:
@pytest.fixture(autouse=True)
def setUp(self):
self.testfile = "tiny"
self.testfilepath = os.path.expanduser(
os.sep.join(("~", ".xarray_tutorial_data", self.testfile))
)
with suppress(OSError):
os.remove(f"{self.testfilepath}.nc")
with suppress(OSError):
os.remove(f"{self.testfilepath}.md5")
@pytest.mark.xfail
def test_download_from_github(self):
ds = tutorial.open_dataset(self.testfile).load()
tiny = DataArray(range(5), name="tiny").to_dataset()
assert_identical(ds, tiny)
@pytest.mark.xfail
def test_download_from_github_load_without_cache(self):
ds_nocache = tutorial.open_dataset(self.testfile, cache=False).load()
ds_cache = tutorial.open_dataset(self.testfile).load()
assert_identical(ds_cache, ds_nocache)
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