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Fix boolean dask index in tests #165

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merged 8 commits into from
Jun 9, 2023
Merged

Fix boolean dask index in tests #165

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1a2b2a7
Fix boolean dask index in tests
jbusecke Jun 7, 2023
c144bb0
Update test_utils.py
jbusecke Jun 8, 2023
1e7c557
Update test_utils.py
jbusecke Jun 8, 2023
2e59708
Update test_utils.py
jbusecke Jun 8, 2023
1cd187d
explicitly check for dask and load into memory
jbusecke Jun 9, 2023
bdcffa9
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Jun 9, 2023
148cbf9
Update test_utils.py
jbusecke Jun 9, 2023
32e5f6e
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Jun 9, 2023
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8 changes: 6 additions & 2 deletions xarrayutils/test/test_utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -152,12 +152,14 @@ def test_linregress_ufunc():
assert np.isnan(_linregress_ufunc(x, y, nanmask=True)).all()


def _linregress_ufunc(a, b, nanmask=False):
def _linregress_ufunc(a: np.ndarray, b: np.ndarray, nanmask: bool = False):
"""ufunc to wrap check output of `xr_linregress` against pure scipy results"""
if nanmask:
idxa = np.isnan(a)
idxb = np.isnan(b)

mask = np.logical_and(~idxa, ~idxb)

if sum(~mask) < len(b): # only applies the mask if not all nan
a = a[mask]
b = b[mask]
Expand Down Expand Up @@ -216,7 +218,9 @@ def test_xr_linregress(chunks, dim, variant, dtype, nans, parameter, ni):
for jj in range(len(a[dims[1]])):
pos = dict({dims[0]: ii, dims[1]: jj})

expected = _linregress_ufunc(a.isel(**pos), b.isel(**pos), nanmask=True)
expected = _linregress_ufunc(
a.isel(**pos).load().data, b.isel(**pos).load().data, nanmask=True
)
reg_sub = reg.isel(**pos)

np.testing.assert_allclose(reg_sub[parameter].data, expected[ni])
Expand Down
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