Bug#950887: satpy: autopkgtest failures

[Bas Couwenberg]

Source: satpy
Version: 0.19.1-1
Severity: serious
Justification: makes the package in question unusable or mostly so

Dear Maintainer,

With python-xarray (0.15.0-2) the autopkgtest of satpy still fail:

 ======================================================================
 ERROR: test_aggregate (satpy.tests.test_scene.TestScene)
 Test the aggregate method.
 ----------------------------------------------------------------------
 Traceback (most recent call last):
   File "/usr/lib/python3/dist-packages/satpy/tests/test_scene.py", line 543, in test_aggregate
     scene2 = scene1.aggregate(func='sum', x=2, y=2)
   File "/usr/lib/python3/dist-packages/satpy/scene.py", line 668, in aggregate
     res = self[ds_id].coarsen(boundary=boundary, side=side, func=func, **dim_kwargs)
   File "/usr/lib/python3/dist-packages/xarray/core/common.py", line 908, in coarsen
     return self._coarsen_cls(
   File "/usr/lib/python3/dist-packages/xarray/core/rolling.py", line 547, in __init__
     raise ValueError(
 ValueError: Dimensions ['func'] not found in DataArray.
 
 ======================================================================
 FAIL: test_basic_default_not_provided (satpy.tests.compositor_tests.TestSunZenithCorrector)
 Test default limits when SZA isn't provided.
 ----------------------------------------------------------------------
 Traceback (most recent call last):
   File "/usr/lib/python3/dist-packages/satpy/tests/compositor_tests/__init__.py", line 271, in test_basic_default_not_provided
     self.assertNotIn('y', res.coords)
 AssertionError: 'y' unexpectedly found in Coordinates:
   * y        (y) int64 0 1
   * x        (x) int64 0 1
 
 ----------------------------------------------------------------------
 Ran 658 tests in 83.901s
 
 FAILED (failures=1, errors=1, skipped=6)

https://ci.debian.net/data/autopkgtest/testing/amd64/s/satpy/4225105/log.gz

Kind Regards,

Bas