⚠️ Nightly upstream-dev CI failed ⚠️

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Python 3.10 Test Summary

xarray/tests/test_backends.py: ImportError: cannot import name 'UndefinedVariableError' from 'pandas.core.computation.ops' (/home/runner/micromamba/envs/xarray-tests/lib/python3.10/site-packages/pandas/core/computation/ops.py)
xarray/tests/test_coarsen.py: ImportError: cannot import name 'UndefinedVariableError' from 'pandas.core.computation.ops' (/home/runner/micromamba/envs/xarray-tests/lib/python3.10/site-packages/pandas/core/computation/ops.py)
xarray/tests/test_combine.py: ImportError: cannot import name 'UndefinedVariableError' from 'pandas.core.computation.ops' (/home/runner/micromamba/envs/xarray-tests/lib/python3.10/site-packages/pandas/core/computation/ops.py)
xarray/tests/test_concat.py: ImportError: cannot import name 'UndefinedVariableError' from 'pandas.core.computation.ops' (/home/runner/micromamba/envs/xarray-tests/lib/python3.10/site-packages/pandas/core/computation/ops.py)
xarray/tests/test_conventions.py: ImportError: cannot import name 'UndefinedVariableError' from 'pandas.core.computation.ops' (/home/runner/micromamba/envs/xarray-tests/lib/python3.10/site-packages/pandas/core/computation/ops.py)
xarray/tests/test_dask.py: ImportError: cannot import name 'UndefinedVariableError' from 'pandas.core.computation.ops' (/home/runner/micromamba/envs/xarray-tests/lib/python3.10/site-packages/pandas/core/computation/ops.py)
xarray/tests/test_dataarray.py: ImportError: cannot import name 'UndefinedVariableError' from 'pandas.core.computation.ops' (/home/runner/micromamba/envs/xarray-tests/lib/python3.10/site-packages/pandas/core/computation/ops.py)
xarray/tests/test_dataset.py: ImportError: cannot import name 'UndefinedVariableError' from 'pandas.core.computation.ops' (/home/runner/micromamba/envs/xarray-tests/lib/python3.10/site-packages/pandas/core/computation/ops.py)
xarray/tests/test_distributed.py: ImportError: cannot import name 'UndefinedVariableError' from 'pandas.core.computation.ops' (/home/runner/micromamba/envs/xarray-tests/lib/python3.10/site-packages/pandas/core/computation/ops.py)
xarray/tests/test_interp.py: ImportError: cannot import name 'UndefinedVariableError' from 'pandas.core.computation.ops' (/home/runner/micromamba/envs/xarray-tests/lib/python3.10/site-packages/pandas/core/computation/ops.py)
xarray/tests/test_merge.py: ImportError: cannot import name 'UndefinedVariableError' from 'pandas.core.computation.ops' (/home/runner/micromamba/envs/xarray-tests/lib/python3.10/site-packages/pandas/core/computation/ops.py)
xarray/tests/test_options.py: ImportError: cannot import name 'UndefinedVariableError' from 'pandas.core.computation.ops' (/home/runner/micromamba/envs/xarray-tests/lib/python3.10/site-packages/pandas/core/computation/ops.py)

[andersy005]

The failures appear to be caused by recent changes introduced in

• ENH: Move UndefinedVariableError to error/__init__.py per GH27656 pandas-dev/pandas#47338

ImportError while importing test module '/home/runner/work/xarray/xarray/xarray/tests/test_backends.py'.
Hint: make sure your test modules/packages have valid Python names.
Traceback:
../../../micromamba/envs/xarray-tests/lib/python3.10/importlib/__init__.py:126: in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
xarray/tests/test_backends.py:86: in <module>
    from .test_dataset import (
xarray/tests/test_dataset.py:14: in <module>
    from pandas.core.computation.ops import UndefinedVariableError