Merge remote-tracking branch 'upstream/main' into feature/rolling-pad

* upstream/main: (31 commits)
  Refactor index vs. coordinate variable(s) (pydata#5636)
  pre-commit: autoupdate hook versions (pydata#5685)
  Flexible Indexes: Avoid len(index) in map_blocks (pydata#5670)
  Speed up _mapping_repr (pydata#5661)
  update the link to `scipy`'s intersphinx file (pydata#5665)
  Bump styfle/cancel-workflow-action from 0.9.0 to 0.9.1 (pydata#5663)
  pre-commit: autoupdate hook versions (pydata#5660)
  fix the binder environment (pydata#5650)
  Update api.rst (pydata#5639)
  Kwargs to rasterio open (pydata#5609)
  Bump codecov/codecov-action from 1 to 2.0.2 (pydata#5633)
  new blank whats-new for v0.19.1
  v0.19.0 release notes (pydata#5632)
  remove deprecations scheduled for 0.19 (pydata#5630)
  Make typing-extensions optional (pydata#5624)
  Plots get labels from pint arrays (pydata#5561)
  Add to_numpy() and as_numpy() methods (pydata#5568)
  pin fsspec (pydata#5627)
  pre-commit: autoupdate hook versions (pydata#5617)
  Add dataarray scatter with 3d support (pydata#4909)
  ...

.binder/environment.yml

@@ -2,7 +2,7 @@ name: xarray-examples
 channels:
   - conda-forge
 dependencies:
-  - python=3.8
+  - python=3.9
   - boto3
   - bottleneck
   - cartopy
@@ -26,6 +26,7 @@ dependencies:
   - pandas
   - pint
   - pip
+  - pooch
   - pydap
   - pynio
   - rasterio

.github/workflows/cancel-duplicate-runs.yaml

@@ -10,6 +10,6 @@ jobs:
     runs-on: ubuntu-latest
     if: github.repository == 'pydata/xarray'
     steps:
-    - uses: styfle/cancel-workflow-action@0.9.0
+    - uses: styfle/cancel-workflow-action@0.9.1
       with:
         workflow_id: ${{ github.event.workflow.id }}

.github/workflows/ci-additional.yaml

@@ -103,7 +103,7 @@ jobs:
              $PYTEST_EXTRA_FLAGS
 
       - name: Upload code coverage to Codecov
-        uses: codecov/codecov-action@v1
+        uses: codecov/codecov-action@v2.0.2
         with:
           file: ./coverage.xml
           flags: unittests,${{ matrix.env }}

.github/workflows/ci-pre-commit-autoupdate.yaml

@@ -35,7 +35,6 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           EXECUTE_COMMANDS: |
             python -m pre_commit autoupdate
-            python .github/workflows/sync_linter_versions.py .pre-commit-config.yaml ci/requirements/mypy_only
             python -m pre_commit run --all-files
           COMMIT_MESSAGE: 'pre-commit: autoupdate hook versions'
           COMMIT_NAME: 'github-actions[bot]'

.github/workflows/ci.yaml

@@ -100,7 +100,7 @@ jobs:
           path: pytest.xml
 
       - name: Upload code coverage to Codecov
-        uses: codecov/codecov-action@v1
+        uses: codecov/codecov-action@v2.0.2
         with:
           file: ./coverage.xml
           flags: unittests

.pre-commit-config.yaml

@@ -8,16 +8,16 @@ repos:
       - id: check-yaml
   # isort should run before black as black sometimes tweaks the isort output
   - repo: https://github.com/PyCQA/isort
-    rev: 5.9.1
+    rev: 5.9.3
     hooks:
       - id: isort
   # https://github.com/python/black#version-control-integration
   - repo: https://github.com/psf/black
-    rev: 21.6b0
+    rev: 21.7b0
     hooks:
       - id: black
   - repo: https://github.com/keewis/blackdoc
-    rev: v0.3.3
+    rev: v0.3.4
     hooks:
       - id: blackdoc
   - repo: https://gitlab.com/pycqa/flake8
@@ -30,7 +30,6 @@ repos:
   #     - id: velin
   #       args: ["--write", "--compact"]
   - repo: https://github.com/pre-commit/mirrors-mypy
-    # version must correspond to the one in .github/workflows/ci-additional.yaml
     rev: v0.910
     hooks:
       - id: mypy
@@ -44,6 +43,7 @@ repos:
             types-pytz,
             # Dependencies that are typed
             numpy,
+            typing-extensions==3.10.0.0,
           ]
   # run this occasionally, ref discussion https://github.com/pydata/xarray/pull/3194
   # - repo: https://github.com/asottile/pyupgrade

asv_bench/benchmarks/repr.py

@@ -1,8 +1,30 @@
+import numpy as np
 import pandas as pd
 
 import xarray as xr
 
 
+class Repr:
+    def setup(self):
+        a = np.arange(0, 100)
+        data_vars = dict()
+        for i in a:
+            data_vars[f"long_variable_name_{i}"] = xr.DataArray(
+                name=f"long_variable_name_{i}",
+                data=np.arange(0, 20),
+                dims=[f"long_coord_name_{i}_x"],
+                coords={f"long_coord_name_{i}_x": np.arange(0, 20) * 2},
+            )
+        self.ds = xr.Dataset(data_vars)
+        self.ds.attrs = {f"attr_{k}": 2 for k in a}
+
+    def time_repr(self):
+        repr(self.ds)
+
+    def time_repr_html(self):
+        self.ds._repr_html_()
+
+
 class ReprMultiIndex:
     def setup(self):
         index = pd.MultiIndex.from_product(

ci/install-upstream-wheels.sh

@@ -7,6 +7,7 @@ conda uninstall -y --force \
     matplotlib \
     dask \
     distributed \
+    fsspec \
     zarr \
     cftime \
     rasterio \
@@ -40,4 +41,5 @@ python -m pip install \
     git+https://github.com/mapbox/rasterio \
     git+https://github.com/hgrecco/pint \
     git+https://github.com/pydata/bottleneck \
-    git+https://github.com/pydata/sparse
+    git+https://github.com/pydata/sparse \
+    git+https://github.com/intake/filesystem_spec

ci/requirements/environment-windows.yml

@@ -10,6 +10,7 @@ dependencies:
   - cftime
   - dask
   - distributed
+  - fsspec!=2021.7.0
   - h5netcdf
   - h5py
   - hdf5

ci/requirements/environment.yml

@@ -12,6 +12,7 @@ dependencies:
   - cftime
   - dask
   - distributed
+  - fsspec!=2021.7.0
   - h5netcdf
   - h5py
   - hdf5

doc/api-hidden.rst

@@ -54,7 +54,6 @@
    core.rolling.DatasetCoarsen.var
    core.rolling.DatasetCoarsen.boundary
    core.rolling.DatasetCoarsen.coord_func
-   core.rolling.DatasetCoarsen.keep_attrs
    core.rolling.DatasetCoarsen.obj
    core.rolling.DatasetCoarsen.side
    core.rolling.DatasetCoarsen.trim_excess
@@ -120,7 +119,6 @@
    core.rolling.DatasetRolling.var
    core.rolling.DatasetRolling.center
    core.rolling.DatasetRolling.dim
-   core.rolling.DatasetRolling.keep_attrs
    core.rolling.DatasetRolling.min_periods
    core.rolling.DatasetRolling.obj
    core.rolling.DatasetRolling.rollings
@@ -199,7 +197,6 @@
    core.rolling.DataArrayCoarsen.var
    core.rolling.DataArrayCoarsen.boundary
    core.rolling.DataArrayCoarsen.coord_func
-   core.rolling.DataArrayCoarsen.keep_attrs
    core.rolling.DataArrayCoarsen.obj
    core.rolling.DataArrayCoarsen.side
    core.rolling.DataArrayCoarsen.trim_excess
@@ -263,7 +260,6 @@
    core.rolling.DataArrayRolling.var
    core.rolling.DataArrayRolling.center
    core.rolling.DataArrayRolling.dim
-   core.rolling.DataArrayRolling.keep_attrs
    core.rolling.DataArrayRolling.min_periods
    core.rolling.DataArrayRolling.obj
    core.rolling.DataArrayRolling.window

doc/api.rst

@@ -24,7 +24,6 @@ Top-level functions
    combine_by_coords
    combine_nested
    where
-   set_options
    infer_freq
    full_like
    zeros_like
@@ -686,6 +685,7 @@ Dataset methods
    open_zarr
    Dataset.to_netcdf
    Dataset.to_pandas
+   Dataset.as_numpy
    Dataset.to_zarr
    save_mfdataset
    Dataset.to_array
@@ -716,6 +716,8 @@ DataArray methods
    DataArray.to_pandas
    DataArray.to_series
    DataArray.to_dataframe
+   DataArray.to_numpy
+   DataArray.as_numpy
    DataArray.to_index
    DataArray.to_masked_array
    DataArray.to_cdms2

doc/conf.py

@@ -313,7 +313,7 @@
     "pandas": ("https://pandas.pydata.org/pandas-docs/stable", None),
     "iris": ("https://scitools-iris.readthedocs.io/en/latest", None),
     "numpy": ("https://numpy.org/doc/stable", None),
-    "scipy": ("https://docs.scipy.org/doc/scipy/reference", None),
+    "scipy": ("https://docs.scipy.org/doc/scipy", None),
     "numba": ("https://numba.pydata.org/numba-doc/latest", None),
     "matplotlib": ("https://matplotlib.org/stable/", None),
     "dask": ("https://docs.dask.org/en/latest", None),

doc/getting-started-guide/installing.rst

@@ -8,7 +8,6 @@ Required dependencies
 
 - Python (3.7 or later)
 - setuptools (40.4 or later)
-- typing-extensions (3.10 or later)
 - `numpy <http://www.numpy.org/>`__ (1.17 or later)
 - `pandas <http://pandas.pydata.org/>`__ (1.0 or later)
 
@@ -96,7 +95,7 @@ dependencies:
 - **setuptools:** 42 months (but no older than 40.4)
 - **numpy:** 18 months
   (`NEP-29 <https://numpy.org/neps/nep-0029-deprecation_policy.html>`_)
-- **dask and dask.distributed:** 12 months (but no older than 2.9)
+- **dask and dask.distributed:** 12 months
 - **sparse, pint** and other libraries that rely on
   `NEP-18 <https://numpy.org/neps/nep-0018-array-function-protocol.html>`_
   for integration: very latest available versions only, until the technology will have