Nightly build is failing #3870
Description
The Nightly workflow is failing.
The tests failed.
Log:
Details
============================= test session starts ============================== platform linux -- Python 3.13.7, pytest-8.4.0, pluggy-1.6.0 Matplotlib: 3.10.5 Freetype: 2.6.1 Dep Versions: Cartopy: 0.24.0, Dask: 2025.7.0, Matplotlib: 3.10.5, Numpy: 2.3.2, Pandas: 2.3.2, Pint: 0.26.dev5+g6e0d03862, Pooch: v1.8.2, Pyproj: 3.7.2, Scipy: 1.16.1, Shapely: 2.1.1, Traitlets: 5.14.3, Xarray: 2025.8.1.dev16+g98732e764 rootdir: /home/runner/work/MetPy/MetPy configfile: pyproject.toml plugins: mpl-0.17.0 collected 1632 itemstests/calc/test_basic.py ............................................... [ 2%]
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tests/calc/test_calc_tools.py .......................................... [ 11%]
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tests/calc/test_cross_sections.py EEEEEEEEEEEEF [ 19%]
tests/calc/test_indices.py ............................ [ 21%]
tests/calc/test_kinematics.py ...........E.E........E.................E. [ 23%]
.E....................E....EEEEEEEEEE... [ 26%]
tests/calc/test_thermo.py .............................................. [ 28%]
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tests/calc/test_turbulence.py .............................. [ 41%]
tests/interpolate/test_geometry.py ............. [ 42%]
tests/interpolate/test_grid.py ...................................... [ 44%]
tests/interpolate/test_interpolate_tools.py ....... [ 45%]
tests/interpolate/test_one_dimension.py ................... [ 46%]
tests/interpolate/test_points.py ........................ [ 48%]
tests/interpolate/test_slices.py EE...EEE [ 48%]
tests/io/test_gempak.py .................................. [ 50%]
tests/io/test_gini.py .................. [ 51%]
tests/io/test_metar.py ........................................ [ 54%]
tests/io/test_nexrad.py ................................................ [ 57%]
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tests/io/test_station_data.py ....... [ 65%]
tests/io/test_text.py .... [ 65%]
tests/io/test_tools.py .. [ 65%]
tests/plots/test_cartopy_utils.py ....... [ 66%]
tests/plots/test_ctables.py .......... [ 66%]
tests/plots/test_declarative.py ......F................................. [ 69%]
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tests/plots/test_mapping.py ........................ [ 73%]
tests/plots/test_patheffects.py ........ [ 73%]
tests/plots/test_plot_areas.py ..... [ 74%]
tests/plots/test_plot_text.py ... [ 74%]
tests/plots/test_skewt.py .............................................. [ 77%]
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tests/plots/test_station_plot.py .......................... [ 79%]
tests/plots/test_util.py .............. [ 80%]
tests/plots/test_wx_symbols.py .... [ 80%]
tests/remote/test_aws.py ........ [ 80%]
tests/test_cbook.py ... [ 81%]
tests/test_deprecation.py . [ 81%]
tests/test_packaging.py . [ 81%]
tests/test_testing.py ........ [ 81%]
tests/test_xarray.py ................................................... [ 84%]
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tests/units/test_units.py .....................................x.. [100%]==================================== ERRORS ====================================
_______ ERROR at setup of test_distances_from_cross_section_given_lonlat _______@pytest.fixture() @needs_cartopy def test_cross_lonlat(): """Return cross section on a lon/lat grid with no time coordinate for use in tests.""" data_u = np.linspace(-40, 40, 5 * 6 * 7).reshape((5, 6, 7)) * units.knots data_v = np.linspace(40, -40, 5 * 6 * 7).reshape((5, 6, 7)) * units.knots ds = xr.Dataset( { 'u_wind': (['isobaric', 'lat', 'lon'], data_u), 'v_wind': (['isobaric', 'lat', 'lon'], data_v) }, coords={ 'isobaric': xr.DataArray( np.linspace(1000, 500, 5), name='isobaric', dims=['isobaric'], attrs={'units': 'hPa'} ), 'lat': xr.DataArray( np.linspace(30, 45, 6), name='lat', dims=['lat'], attrs={'units': 'degrees_north'} ), 'lon': xr.DataArray( np.linspace(255, 275, 7), name='lon', dims=['lon'], attrs={'units': 'degrees_east'} ) } ) start, end = (30.5, 255.5), (44.5, 274.5)return cross_section(ds.metpy.parse_cf(), start, end, steps=7, interp_type='nearest')^^^^^^^^^^^^^^^^^^^tests/calc/test_cross_sections.py:53:
/opt/hostedtoolcache/Python/3.13.7/x64/lib/python3.13/site-packages/metpy/xarray.py:812: in parse_cf
subset = xr.merge([self.parse_cf(single_varname, coordinates=coordinates)
/opt/hostedtoolcache/Python/3.13.7/x64/lib/python3.13/site-packages/xarray/structure/merge.py:1024: in merge
merge_result = merge_core(
/opt/hostedtoolcache/Python/3.13.7/x64/lib/python3.13/site-packages/xarray/structure/merge.py:746: in merge_core
variables, out_indexes = merge_collected(
/opt/hostedtoolcache/Python/3.13.7/x64/lib/python3.13/site-packages/xarray/structure/merge.py:326: in merge_collected
emit_user_level_warning(
message = "In a future version of xarray the default value for compat will change from compat='no_conflicts' to compat='override...ults and get rid of these warnings now use `set_options(use_new_combine_kwarg_defaults=True) or set compat explicitly."
category = <class 'FutureWarning'>def emit_user_level_warning(message, category=None) -> None: """Emit a warning at the user level by inspecting the stack trace.""" stacklevel = find_stack_level()return warnings.warn(message, category=category, stacklevel=stacklevel)^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^E FutureWarning: In a future version of xarray the default value for compat will change from compat='no_conflicts' to compat='override'. This is likely to lead to different results when combining overlapping variables with the same name. To opt in to new defaults and get rid of these warnings now use `set_options(use_new_combine_kwarg_defaults=True) or set compat explicitly.
/opt/hostedtoolcache/Python/3.13.7/x64/lib/python3.13/site-packages/xarray/core/utils.py:1194: FutureWarning
_________ ERROR at setup of test_distances_from_cross_section_given_xy _________@pytest.fixture() @needs_cartopy def test_cross_xy(): """Return cross section on a x/y grid with a time coordinate for use in tests.""" data_u = np.linspace(-25, 25, 5 * 6 * 7).reshape((1, 5, 6, 7)) * units('m/s') data_v = np.linspace(25, -25, 5 * 6 * 7).reshape((1, 5, 6, 7)) * units('m/s') ds = xr.Dataset( { 'u_wind': (['time', 'isobaric', 'y', 'x'], data_u), 'v_wind': (['time', 'isobaric', 'y', 'x'], data_v), 'lambert_conformal': ([], '') }, coords={ 'time': xr.DataArray( np.array(['2018-07-01T00:00'], dtype='datetime64[ns]'), name='time', dims=['time'] ), 'isobaric': xr.DataArray( np.linspace(1000, 500, 5), name='isobaric', dims=['isobaric'], attrs={'units': 'hPa'} ), 'y': xr.DataArray( np.linspace(-1500, 0, 6), name='y', dims=['y'], attrs={'units': 'km'} ), 'x': xr.DataArray( np.linspace(-500, 3000, 7), name='x', dims=['x'], attrs={'units': 'km'} ) } ) ds['u_wind'].attrs = ds['v_wind'].attrs = { 'grid_mapping': 'lambert_conformal' } ds['lambert_conformal'].attrs = { 'grid_mapping_name': 'lambert_conformal_conic', 'standard_parallel': 50.0, 'longitude_of_central_meridian': -107.0, 'latitude_of_projection_origin': 50.0, 'earth_shape': 'spherical', 'earth_radius': 6367470.21484375 } start, end = ((36.46, -112.45), (42.95, -68.74))return cross_section(ds.metpy.parse_cf(), start, end, steps=7)^^^^^^^^^^^^^^^^^^^tests/calc/test_cross_sections.py:107:
/opt/hostedtoolcache/Python/3.13.7/x64/lib/python3.13/site-packages/metpy/xarray.py:812: in parse_cf
subset = xr.merge([self.parse_cf(single_varname, coordinates=coordinates)
/opt/hostedtoolcache/Python/3.13.7/x64/lib/python3.13/site-packages/xarray/structure/merge.py:1024: in merge
merge_result = merge_core(
/opt/hostedtoolcache/Python/3.13.7/x64/lib/python3.13/site-packages/xarray/structure/merge.py:746: in merge_core
variables, out_indexes = merge_collected(
/opt/hostedtoolcache/Python/3.13.7/x64/lib/python3.13/site-packages/xarray/structure/merge.py:326: in merge_collected
emit_user_level_warning(
message = "In a future version of xarray the default value for compat will change from compat='no_conflicts' to compat='override...ults and get rid of these warnings now use `set_options(use_new_combine_kwarg_defaults=True) or set compat explicitly."
category = <class 'FutureWarning'>def emit_user_level_warning(message, category=None) -> None: """Emit a warning at the user level by inspecting the stack trace.""" stacklevel = find_stack_level()return warnings.warn(message, category=category, stacklevel=stacklevel)^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^E FutureWarning: In a future version of xarray the default value for compat will change from compat='no_conflicts' to compat='override'. This is likely to lead to different results when combining overlapping variables with the same name. To opt in to new defaults and get rid of these warnings now use `set_options(use_new_combine_kwarg_defaults=True) or set compat explicitly.
/opt/hostedtoolcache/Python/3.13.7/x64/lib/python3.13/site-packages/xarray/core/utils.py:1194: FutureWarning
_____ ERROR at setup of test_distances_from_cross_section_given_bad_coords _____@pytest.fixture() @needs_cartopy def test_cross_xy(): """Return cross section on a x/y grid with a time coordinate for use in tests.""" data_u = np.linspace(-25, 25, 5 * 6 * 7).reshape((1, 5, 6, 7)) * units('m/s') data_v = np.linspace(25, -25, 5 * 6 * 7).reshape((1, 5, 6, 7)) * units('m/s') ds = xr.Dataset( { 'u_wind': (['time', 'isobaric', 'y', 'x'], data_u), 'v_wind': (['time', 'isobaric', 'y', 'x'], data_v), 'lambert_conformal': ([], '') }, coords={ 'time': xr.DataArray( np.array(['2018-07-01T00:00'], dtype='datetime64[ns]'), name='time', dims=['time'] ), 'isobaric': xr.DataArray( np.linspace(1000, 500, 5), name='isobaric', dims=['isobaric'], attrs={'units': 'hPa'} ), 'y': xr.DataArray( np.linspace(-1500, 0, 6), name='y', dims=['y'], attrs={'units': 'km'} ), 'x': xr.DataArray( np.linspace(-500, 3000, 7), name='x', dims=['x'], attrs={'units': 'km'} ) } ) ds['u_wind'].attrs = ds['v_wind'].attrs = { 'grid_mapping': 'lambert_conformal' } ds['lambert_conformal'].attrs = { 'grid_mapping_name': 'lambert_conformal_conic', 'standard_parallel': 50.0, 'longitude_of_central_meridian': -107.0, 'latitude_of_projection_origin': 50.0, 'earth_shape': 'spherical', 'earth_radius': 6367470.21484375 } start, end = ((36.46, -112.45), (42.95, -68.74))return cross_section(ds.metpy.parse_cf(), start, end, steps=7)^^^^^^^^^^^^^^^^^^^tests/calc/test_cross_sections.py:107:
/opt/hostedtoolcache/Python/3.13.7/x64/lib/python3.13/site-packages/metpy/xarray.py:812: in parse_cf
subset = xr.merge([self.parse_cf(single_varname, coordinates=coordinates)
/opt/hostedtoolcache/Python/3.13.7/x64/lib/python3.13/site-packages/xarray/structure/merge.py:1024: in merge
merge_result = merge_core(
/opt/hostedtoolcache/Python/3.13.7/x64/lib/python3.13/site-packages/xarray/structure/merge.py:746: in merge_core
variables, out_indexes = merge_collected(
/opt/hostedtoolcache/Python/3.13.7/x64/lib/python3.13/site-packages/xarray/structure/merge.py:326: in merge_collected
emit_user_level_warning(
message = "In a future version of xarray the default value for compat will change from compat='no_conflicts' to compat='override...ults and get rid of these warnings now use `set_options(use_new_combine_kwarg_defaults=True) or set compat explicitly."
category = <class 'FutureWarning'>def emit_user_level_warning(message, category=None) -> None: """Emit a warning at the user level by inspecting the stack trace.""" stacklevel = find_stack_level()return warnings.warn(message, category=category, stacklevel=stacklevel)^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^E FutureWarning: In a future version of xarray the default value for compat will change from compat='no_conflicts' to compat='override'. This is likely to lead to different results when combining overlapping variables with the same name. To opt in to new defaults and get rid of these warnings now use `set_options(use_new_combine_kwarg_defaults=True) or set compat explicitly.
/opt/hostedtoolcache/Python/3.13.7/x64/lib/python3.13/site-packages/xarray/core/utils.py:1194: FutureWarning
_________ ERROR at setup of test_latitude_from_cross_section_given_lat _________@pytest.fixture() @needs_cartopy def test_cross_lonlat(): """Return cross section on a lon/lat grid with no time coordinate for use in tests.""" data_u = np.linspace(-40, 40, 5 * 6 * 7).reshape((5, 6, 7)) * units.knots data_v = np.linspace(40, -40, 5 * 6 * 7).reshape((5, 6, 7)) * units.knots ds = xr.Dataset( { 'u_wind': (['isobaric', 'lat', 'lon'], data_u), 'v_wind': (['isobaric', 'lat', 'lon'], data_v) }, coords={ 'isobaric': xr.DataArray( np.linspace(1000, 500, 5), name='isobaric', dims=['isobaric'], attrs={'units': 'hPa'} ), 'lat': xr.DataArray( np.linspace(30, 45, 6), name='lat', dims=['lat'], attrs={'units': 'degrees_north'} ), 'lon': xr.DataArray( np.linspace(255, 275, 7), name='lon', dims=['lon'], attrs={'units': 'degrees_east'} ) } ) start, end = (30.5, 255.5), (44.5, 274.5)return cross_section(ds.metpy.parse_cf(), start, end, steps=7, interp_type='nearest')^^^^^^^^^^^^^^^^^^^tests/calc/test_cross_sections.py:53:
/opt/hostedtoolcache/Python/3.13.7/x64/lib/python3.13/site-packages/metpy/xarray.py:812: in parse_cf
subset = xr.merge([self.parse_cf(single_varname, coordinates=coordinates)
/opt/hostedtoolcache/Python/3.13.7/x64/lib/python3.13/site-packages/xarray/structure/merge.py:1024: in merge
merge_result = merge_core(
/opt/hostedtoolcache/Python/3.13.7/x64/lib/python3.13/site-packages/xarray/structure/merge.py:746: in merge_core
variables, out_indexes = merge_collected(
/opt/hostedtoolcache/Python/3.13.7/x64/lib/python3.13/site-packages/xarray/structure/merge.py:326: in merge_collected
emit_user_level_warning(
message = "In a future version of xarray the default value for compat will change from compat='no_conflicts' to compat='override...ults and get rid of these warnings now use `set_options(use_new_combine_kwarg_defaults=True) or set compat explicitly."
category = <class 'FutureWarning'>def emit_user_level_warning(message, category=None) -> None: """Emit a warning at the user level by inspecting the stack trace.""" stacklevel = find_stack_level()return warnings.warn(message, category=category, stacklevel=stacklevel)^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^E FutureWarning: In a future version of xarray the default value for compat will change from compat='no_conflicts' to compat='override'. This is likely to lead to different results when combining overlapping variables with the same name. To opt in to new defaults and get rid of these warnings now use `set_options(use_new_combine_kwarg_defaults=True) or set compat explicitly.
/opt/hostedtoolcache/Python/3.13.7/x64/lib/python3.13/site-packages/xarray/core/utils.py:1194: FutureWarning
__________ ERROR at setup of test_latitude_from_cross_section_given_y __________@pytest.fixture() @needs_cartopy def test_cross_xy(): """Return cross section on a x/y grid with a time coordinate for use in tests.""" data_u = np.linspace(-25, 25, 5 * 6 * 7).reshape((1, 5, 6, 7)) * units('m/s') data_v = np.linspace(25, -25, 5 * 6 * 7).reshape((1, 5, 6, 7)) * units('m/s') ds = xr.Dataset( { 'u_wind': (['time', 'isobaric', 'y', 'x'], data_u), 'v_wind': (['time', 'isobaric', 'y', 'x'], data_v), 'lambert_conformal': ([], '') }, coords={ 'time': xr.DataArray( np.array(['2018-07-01T00:00'], dtype='datetime64[ns]'), name='time', dims=['time'] ), 'isobaric': xr.DataArray( np.linspace(1000, 500, 5), name='isobaric', dims=['isobar</pre></details>