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  • mrocklin · 3 ✖

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  • test_apply_dask_new_output_dimension is broken on master with dask-dev · 3 ✖

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id html_url issue_url node_id user created_at updated_at ▲ author_association body reactions performed_via_github_app issue
429309135 https://github.com/pydata/xarray/issues/2480#issuecomment-429309135 https://api.github.com/repos/pydata/xarray/issues/2480 MDEyOklzc3VlQ29tbWVudDQyOTMwOTEzNQ== mrocklin 306380 2018-10-12T12:29:47Z 2018-10-12T12:29:47Z MEMBER

This should be fixed with https://github.com/dask/dask/pull/4081

 
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   test_apply_dask_new_output_dimension is broken on master with dask-dev 369310993
429156168 https://github.com/pydata/xarray/issues/2480#issuecomment-429156168 https://api.github.com/repos/pydata/xarray/issues/2480 MDEyOklzc3VlQ29tbWVudDQyOTE1NjE2OA== mrocklin 306380 2018-10-11T23:34:31Z 2018-10-11T23:34:31Z MEMBER

No need to bother with the reproducible example.

As a warning, there might be some increased churn like this if we move forward with some of the proposed dask array changes.

On Thu, Oct 11, 2018, 7:32 PM Matthew Rocklin mrocklin@gmail.com wrote:

Yeah, I noticed this too. I have a fix already in a PR

On Thu, Oct 11, 2018, 5:24 PM Stephan Hoyer notifications@github.com wrote:

Example build failure: https://travis-ci.org/pydata/xarray/jobs/439949937

=================================== FAILURES =================================== ___ test_apply_dask_new_output_dimension ___ @requires_dask def test_apply_dask_new_output_dimension(): import dask.array as da

    array = da.ones((2, 2), chunks=(1, 1))
    data_array = xr.DataArray(array, dims=('x', 'y'))

    def stack_negative(obj):
        def func(x):
            return np.stack([x, -x], axis=-1)
        return apply_ufunc(func, obj, output_core_dims=[['sign']],
                           dask='parallelized', output_dtypes=[obj.dtype],
                           output_sizes={'sign': 2})

    expected = stack_negative(data_array.compute())

    actual = stack_negative(data_array)
    assert actual.dims == ('x', 'y', 'sign')
    assert actual.shape == (2, 2, 2)
    assert isinstance(actual.data, da.Array)

  assert_identical(expected, actual)

xarray/tests/test_computation.py:737:

xarray/tests/test_computation.py:24: in assert_identical assert a.identical(b), msg xarray/core/dataarray.py:1923: in identical self._all_compat(other, 'identical')) xarray/core/dataarray.py:1875: in _all_compat compat(self, other)) xarray/core/dataarray.py:1872: in compat return getattr(x.variable, compat_str)(y.variable) xarray/core/variable.py:1461: in identical self.equals(other)) xarray/core/variable.py:1439: in equals equiv(self.data, other.data))) xarray/core/duck_array_ops.py:144: in array_equiv arr1, arr2 = as_like_arrays(arr1, arr2) xarray/core/duck_array_ops.py:128: in as_like_arrays return tuple(np.asarray(d) for d in data) xarray/core/duck_array_ops.py:128: in <genexpr> return tuple(np.asarray(d) for d in data) ../../../miniconda/envs/test_env/lib/python3.6/site-packages/numpy/core/numeric.py:501: in asarray return array(a, dtype, copy=False, order=order) ../../../miniconda/envs/test_env/lib/python3.6/site-packages/dask/array/core.py:1118: in array x = self.compute() ../../../miniconda/envs/test_env/lib/python3.6/site-packages/dask/base.py:156: in compute (result,) = compute(self, traverse=False, kwargs) ../../../miniconda/envs/test_env/lib/python3.6/site-packages/dask/base.py:390: in compute dsk = collections_to_dsk(collections, optimize_graph, kwargs) ../../../miniconda/envs/test_env/lib/python3.6/site-packages/dask/base.py:194: in collections_to_dsk for opt, (dsk, keys) in groups.items()])) ../../../miniconda/envs/test_env/lib/python3.6/site-packages/dask/base.py:194: in <listcomp> for opt, (dsk, keys) in groups.items()])) ../../../miniconda/envs/test_env/lib/python3.6/site-packages/dask/array/optimization.py:41: in optimize dsk = ensure_dict(dsk) ../../../miniconda/envs/test_env/lib/python3.6/site-packages/dask/utils.py:830: in ensure_dict result.update(dd) ../../../miniconda/envs/test_env/lib/python3.6/_collections_abc.py:720: in iter yield from self._mapping ../../../miniconda/envs/test_env/lib/python3.6/site-packages/dask/array/top.py:168: in iter return iter(self._dict) ../../../miniconda/envs/test_env/lib/python3.6/site-packages/dask/array/top.py:160: in _dict concatenate=self.concatenate ../../../miniconda/envs/test_env/lib/python3.6/site-packages/dask/array/top.py:305: in top keytups = list(itertools.product(*[range(dims[i]) for i in out_indices]))

.0 = <tuple_iterator object at 0x7f606ba84fd0>

keytups = list(itertools.product(*[range(dims[i]) for i in out_indices])) E KeyError: '.0' ../../../miniconda/envs/test_env/lib/python3.6/site-packages/dask/array/top.py:305: KeyError

My guess is that this is somehow related to @mrocklin https://github.com/mrocklin's recent refactor of dask.array.atop: dask/dask#3998 https://github.com/dask/dask/pull/3998

If the cause isn't obvious, I'll try to come up with a simple dask only example that reproduces it.

— You are receiving this because you were mentioned. Reply to this email directly, view it on GitHub https://github.com/pydata/xarray/issues/2480, or mute the thread https://github.com/notifications/unsubscribe-auth/AASszKUTpGqeSQEiX7MA79jHNrRqO-tLks5uj7cZgaJpZM4XYZPZ .

 
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   test_apply_dask_new_output_dimension is broken on master with dask-dev 369310993
429155894 https://github.com/pydata/xarray/issues/2480#issuecomment-429155894 https://api.github.com/repos/pydata/xarray/issues/2480 MDEyOklzc3VlQ29tbWVudDQyOTE1NTg5NA== mrocklin 306380 2018-10-11T23:32:59Z 2018-10-11T23:32:59Z MEMBER

Yeah, I noticed this too. I have a fix already in a PR

On Thu, Oct 11, 2018, 5:24 PM Stephan Hoyer notifications@github.com wrote:

Example build failure: https://travis-ci.org/pydata/xarray/jobs/439949937

=================================== FAILURES =================================== ___ test_apply_dask_new_output_dimension ___ @requires_dask def test_apply_dask_new_output_dimension(): import dask.array as da

    array = da.ones((2, 2), chunks=(1, 1))
    data_array = xr.DataArray(array, dims=('x', 'y'))

    def stack_negative(obj):
        def func(x):
            return np.stack([x, -x], axis=-1)
        return apply_ufunc(func, obj, output_core_dims=[['sign']],
                           dask='parallelized', output_dtypes=[obj.dtype],
                           output_sizes={'sign': 2})

    expected = stack_negative(data_array.compute())

    actual = stack_negative(data_array)
    assert actual.dims == ('x', 'y', 'sign')
    assert actual.shape == (2, 2, 2)
    assert isinstance(actual.data, da.Array)

  assert_identical(expected, actual)

xarray/tests/test_computation.py:737:

xarray/tests/test_computation.py:24: in assert_identical assert a.identical(b), msg xarray/core/dataarray.py:1923: in identical self._all_compat(other, 'identical')) xarray/core/dataarray.py:1875: in _all_compat compat(self, other)) xarray/core/dataarray.py:1872: in compat return getattr(x.variable, compat_str)(y.variable) xarray/core/variable.py:1461: in identical self.equals(other)) xarray/core/variable.py:1439: in equals equiv(self.data, other.data))) xarray/core/duck_array_ops.py:144: in array_equiv arr1, arr2 = as_like_arrays(arr1, arr2) xarray/core/duck_array_ops.py:128: in as_like_arrays return tuple(np.asarray(d) for d in data) xarray/core/duck_array_ops.py:128: in <genexpr> return tuple(np.asarray(d) for d in data) ../../../miniconda/envs/test_env/lib/python3.6/site-packages/numpy/core/numeric.py:501: in asarray return array(a, dtype, copy=False, order=order) ../../../miniconda/envs/test_env/lib/python3.6/site-packages/dask/array/core.py:1118: in array x = self.compute() ../../../miniconda/envs/test_env/lib/python3.6/site-packages/dask/base.py:156: in compute (result,) = compute(self, traverse=False, kwargs) ../../../miniconda/envs/test_env/lib/python3.6/site-packages/dask/base.py:390: in compute dsk = collections_to_dsk(collections, optimize_graph, kwargs) ../../../miniconda/envs/test_env/lib/python3.6/site-packages/dask/base.py:194: in collections_to_dsk for opt, (dsk, keys) in groups.items()])) ../../../miniconda/envs/test_env/lib/python3.6/site-packages/dask/base.py:194: in <listcomp> for opt, (dsk, keys) in groups.items()])) ../../../miniconda/envs/test_env/lib/python3.6/site-packages/dask/array/optimization.py:41: in optimize dsk = ensure_dict(dsk) ../../../miniconda/envs/test_env/lib/python3.6/site-packages/dask/utils.py:830: in ensure_dict result.update(dd) ../../../miniconda/envs/test_env/lib/python3.6/_collections_abc.py:720: in iter yield from self._mapping ../../../miniconda/envs/test_env/lib/python3.6/site-packages/dask/array/top.py:168: in iter return iter(self._dict) ../../../miniconda/envs/test_env/lib/python3.6/site-packages/dask/array/top.py:160: in _dict concatenate=self.concatenate ../../../miniconda/envs/test_env/lib/python3.6/site-packages/dask/array/top.py:305: in top keytups = list(itertools.product(*[range(dims[i]) for i in out_indices]))

.0 = <tuple_iterator object at 0x7f606ba84fd0>

keytups = list(itertools.product(*[range(dims[i]) for i in out_indices])) E KeyError: '.0' ../../../miniconda/envs/test_env/lib/python3.6/site-packages/dask/array/top.py:305: KeyError

My guess is that this is somehow related to @mrocklin https://github.com/mrocklin's recent refactor of dask.array.atop: dask/dask#3998 https://github.com/dask/dask/pull/3998

If the cause isn't obvious, I'll try to come up with a simple dask only example that reproduces it.

— You are receiving this because you were mentioned. Reply to this email directly, view it on GitHub https://github.com/pydata/xarray/issues/2480, or mute the thread https://github.com/notifications/unsubscribe-auth/AASszKUTpGqeSQEiX7MA79jHNrRqO-tLks5uj7cZgaJpZM4XYZPZ . 

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   test_apply_dask_new_output_dimension is broken on master with dask-dev 369310993

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