Change from Travis CI to Github Actions

.codecov.yml

@@ -0,0 +1,8 @@
+coverage:
+  status:
+    project:
+      default:
+        # Require 1% coverage, i.e., always succeed
+        target: 1
+    patch: false
+    changes: false

.github/workflows/climpred_installs.yml

@@ -0,0 +1,22 @@
+name: climpred installs
+
+on: [push]
+
+jobs:
+  install-climpred:  # Installs climpred on various OS.
+    name: Install climpred, ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: ["ubuntu-latest", "macos-latest", "windows-latest"]
+    steps:
+    - uses: actions/checkout@v2
+    - name: Setup python
+      uses: actions/setup-python@v2
+      with:
+        python-version: 3.6
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install -e .
+        python -c "import climpred"

.github/workflows/climpred_testing.yml

@@ -0,0 +1,61 @@
+name: climpred testing
+
+on: [push]
+
+jobs:
+  test:  # Runs testing suite on various python versions.
+    name: Test climpred, python ${{ matrix.python-version }}
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: [3.6, 3.7, 3.8]
+    steps:
+      - uses: actions/checkout@v2
+      - name: Install Conda environment
+        uses: conda-incubator/setup-miniconda@v1
+        with:
+          auto-update-conda: true
+          activate-environment: climpred-minimum-tests
+          environment-file: ci/requirements/minimum-tests.yml
+          python-version: ${{ matrix.python-version }}
+      - name: Conda info
+        shell: bash -l {0}
+        run: conda info
+      - name: Conda list
+        shell: bash -l {0}
+        run: conda list
+      - name: Run tests
+        shell: bash -l {0}
+        run: |
+          conda activate climpred-minimum-tests
+          pytest --cov=climpred --cov-report=xml
+      - name: Upload coverage to codecov
+        uses: codecov/codecov-action@v1
+        with:
+          file: ./coverage.xml
+          fail_ci_if_error: true
+
+  docs_notebooks:  # Checks that pre-compiled notebooks in docs still work.
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Install Conda environment
+        uses: conda-incubator/setup-miniconda@v1
+        with:
+          auto-update-conda: true
+          activate-environment: climpred-docs-notebooks
+          environment-file: ci/requirements/docs_notebooks.yml
+          python-version: 3.6
+      - name: Conda info
+        shell: bash -l {0}
+        run: conda info
+      - name: Conda list
+        shell: bash -l {0}
+        run: conda list
+      - name: Test notebooks in docs
+        shell: bash -l {0}
+        run: |
+          pushd docs
+          nbstripout source/*.ipynb source/examples/decadal/*.ipynb source/examples/subseasonal/*.ipynb
+          make html
+          pop

.github/workflows/lint.yml

@@ -0,0 +1,29 @@
+name: Lint
+
+on: [push]
+
+jobs:
+  lint:  # Runs linting package checks for code styling.
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: 3.6
+      - name: Install linting dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install flake8 black==19.10b0 isort
+      - name: Lint with flake8
+        shell: bash -l {0}
+        run: |
+          flake8 climpred
+      - name: Lint with black
+        shell: bash -l {0}
+        run: |
+          black --check climpred
+      - name: Lint with isort
+        shell: bash -l {0}
+        run: |
+          isort --recursive --check-only climpred

CHANGELOG.rst

@@ -138,6 +138,8 @@ Internals/Minor Fixes
   ``matplotlib`` version. Update ``xskillscore`` requirement to 0.0.18 to
   cooperate with new ``xarray`` version. (:pr:`451`, :pr:`449`)
   `Riley X. Brady`_
+- Switch from Travis CI and Coveralls to Github Actions and CodeCov.
+  (:pr:`471`) `Riley X. Brady`_
 
 
 

README.rst

@@ -33,8 +33,8 @@ Verification of weather and climate forecasts.
      :target: https://requires.io/github/pangeo-data/climpred/requirements/?branch=master
      :alt: Requirements Status
 
-.. |codecov| image:: https://coveralls.io/repos/github/pangeo-data/climpred/badge.svg?branch=master
-    :target: https://coveralls.io/github/pangeo-data/climpred?branch=master
+.. |codecov| image:: https://codecov.io/gh/pangeo-data/climpred/branch/master/graph/badge.svg?token=e53kXaaOqS
+      :target: https://codecov.io/gh/pangeo-data/climpred
 
 .. |conda| image:: https://img.shields.io/conda/vn/conda-forge/climpred.svg
     :target: https://anaconda.org/conda-forge/climpred
@@ -88,5 +88,3 @@ Documentation
 Documentation is in development and can be found on readthedocs_.
 
 .. _readthedocs: https://climpred.readthedocs.io/en/latest/
-
-DELETE THIS

ci/requirements/environment-dev-3.6.yml → ci/requirements/climpred-dev.yml

@@ -2,7 +2,6 @@ name: climpred-dev
 channels:
   - conda-forge
 dependencies:
-  - python=3.6
   # Documentation
   - nbsphinx
   - nbstripout

ci/requirements/docs.yml

@@ -10,6 +10,7 @@ dependencies:
   - jupyterlab
   - matplotlib
   - nbsphinx
+  - nbstripout
   - nc-time-axis
   - netcdf4
   - numpy

ci/requirements/docs_notebooks.yml

@@ -0,0 +1,29 @@
+name: climpred-docs-notebooks
+channels:
+  - conda-forge
+dependencies:
+  - xesmf
+  - esmpy
+  - bottleneck
+  - cartopy>=0.18.0
+  - esmtools>=1.1.3
+  - importlib_metadata
+  - jupyterlab
+  - matplotlib
+  - nbsphinx
+  - nbstripout
+  - nc-time-axis
+  - netcdf4
+  - numpy
+  - pandas
+  - pygments==2.6.1
+  - sphinx
+  - sphinxcontrib-napoleon
+  - sphinx_rtd_theme
+  - toolz
+  - tqdm
+  - xarray>=0.16.1
+  - pip
+  - pip:
+    # Install latest version of climpred.
+    - -e ../..

ci/requirements/minimum-tests.yml

@@ -0,0 +1,18 @@
+name: climpred-minimum-tests
+channels:
+  - conda-forge
+  - defaults
+dependencies:
+  - xesmf
+  - esmpy
+  - dask
+  - netcdf4
+  - ipython
+  - nc-time-axis
+  - coveralls
+  - pytest
+  - pytest-cov
+  - pip
+  - pip:
+    - pytest-lazy-fixture
+    - -e ../..

ci/run-linter.sh

@@ -4,8 +4,6 @@ set -eo pipefail
 
 echo "Code Styling with (black, flake8, isort)"
 
-source activate climpred-dev
-
 echo "[flake8]"
 flake8 climpred --exclude=__init__.py
 

climpred/tests/test_versioning.py

@@ -1,12 +1,8 @@
 import pytest
 
-from climpred.versioning.print_versions import main, show_versions
+from climpred.versioning.print_versions import show_versions
 
 
 @pytest.mark.parametrize("as_json", [True, False])
 def test_show_versions(as_json):
     show_versions(as_json=as_json)
-
-
-def test_main():
-    main()

climpred/versioning/print_versions.py

@@ -79,7 +79,6 @@ def show_versions(as_json=False):
         ("setuptools", lambda mod: mod.__version__),
         ("pip", lambda mod: mod.__version__),
         ("conda", lambda mod: mod.__version__),
-        ("pytest", lambda mod: mod.__version__),
         # Misc.
         ("IPython", lambda mod: mod.__version__),
         ("sphinx", lambda mod: mod.__version__),

docs/source/contributing.rst

@@ -87,7 +87,7 @@ documents. Some helpful guides are located
 
     .. code:: bash
 
-        $ conda env update -f ci/requirements/environment-dev-3.6.yml
+        $ conda env update -f ci/requirements/climpred-dev.yml
         $ cd docs
         $ make html
 
@@ -124,7 +124,7 @@ Preparing Pull Requests
 
 #. Install dependencies into a new conda environment::
 
-    $ conda env update -f ci/requirements/environment-dev-3.6.yml
+    $ conda env update -f ci/requirements/climpred-dev.yml
     $ conda activate climpred-dev
 
 #. Make an editable install of climpred by running::

docs/source/index.rst

@@ -32,8 +32,8 @@ climpred: verification of weather and climate forecasts
      :target: https://requires.io/github/pangeo-data/climpred/requirements/?branch=master
      :alt: Requirements Status
 
-.. |codecov| image:: https://coveralls.io/repos/github/pangeo-data/climpred/badge.svg?branch=master
-    :target: https://coveralls.io/github/pangeo-data/climpred?branch=master
+.. |codecov| image:: https://codecov.io/gh/pangeo-data/climpred/branch/master/graph/badge.svg?token=e53kXaaOqS
+      :target: https://codecov.io/gh/pangeo-data/climpred
 
 .. |conda| image:: https://img.shields.io/conda/vn/conda-forge/climpred.svg
     :target: https://anaconda.org/conda-forge/climpred