first commit

.gitattributes

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+CHANGELOG.md merge=union

.github/CODEOWNERS

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+# CODEOWNERS file
+
+# Protect workflow files
+/.github/ @theissenhelen @jesperdramsch @gmertes @b8raoult @floriankrb
+/.pre-commit-config.yaml @theissenhelen @jesperdramsch @gmertes @b8raoult @floriankrb
+/pyproject.toml @theissenhelen @jesperdramsch @gmertes @b8raoult @floriankrb

.github/ci-hpc-config.yml

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+build:
+  python: '3.10'
+  modules:
+    - ninja
+  parallel: 64
+
+  pytest_cmd: |
+    python -m pytest -vv -m 'not notebook and not no_cache_init' --cov=. --cov-report=xml

.github/workflows/changelog-pr-update.yml

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+name: Check Changelog Update on PR
+on:
+  pull_request:
+    types: [assigned, opened, synchronize, reopened, labeled, unlabeled]
+    branches:
+      - main
+      - develop
+    paths-ignore:
+      - .pre-commit-config.yaml
+      - .readthedocs.yaml
+jobs:
+  Check-Changelog:
+    name: Check Changelog Action
+    runs-on: ubuntu-20.04
+    steps:
+      - uses: tarides/changelog-check-action@v2
+        with:
+          changelog: CHANGELOG.md

.github/workflows/changelog-release-update.yml

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+# .github/workflows/update-changelog.yaml
+name: "Update Changelog"
+
+on:
+  release:
+    types: [released]
+  workflow_dispatch: ~
+
+permissions:
+  pull-requests: write
+  contents: write
+
+jobs:
+  update:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v4
+      with:
+        ref: ${{ github.event.release.target_commitish }}
+
+    - name: Update Changelog
+      uses: stefanzweifel/changelog-updater-action@v1
+      with:
+        latest-version: ${{ github.event.release.tag_name }}
+        heading-text: ${{ github.event.release.name }}
+
+    - name: Create Pull Request
+      uses: peter-evans/create-pull-request@v6
+      with:
+        branch: docs/changelog-update-${{ github.event.release.tag_name }}
+        title: '[Changelog] Update to ${{ github.event.release.tag_name }}'
+        add-paths: |
+          CHANGELOG.md

.github/workflows/ci.yml

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+name: ci
+
+on:
+  # Trigger the workflow on push to master or develop, except tag creation
+  push:
+    branches:
+      - 'main'
+      - 'develop'
+    tags-ignore:
+      - '**'
+    paths:
+      - "src/**"
+      - "tests/**"
+
+  # Trigger the workflow on pull request
+  pull_request: ~
+
+  # Trigger the workflow manually installs
+  workflow_dispatch: ~
+
+  # Trigger after public PR approved for CI
+  pull_request_target:
+    types: [labeled]
+
+jobs:
+  # Run CI including downstream packages on self-hosted runners
+  downstream-ci:
+    name: downstream-ci
+    if: ${{ !github.event.pull_request.head.repo.fork && github.event.action != 'labeled' || github.event.label.name == 'approved-for-ci' }}
+    uses: ecmwf-actions/downstream-ci/.github/workflows/downstream-ci.yml@main
+    with:
+      anemoi-transform: ecmwf/anemoi-transform@${{ github.event.pull_request.head.sha || github.sha }}
+      codecov_upload: true
+    secrets: inherit
+
+   # Build downstream packages on HPC
+  downstream-ci-hpc:
+    name: downstream-ci-hpc
+    if: ${{ !github.event.pull_request.head.repo.fork && github.event.action != 'labeled' || github.event.label.name == 'approved-for-ci' }}
+    uses: ecmwf-actions/downstream-ci/.github/workflows/downstream-ci-hpc.yml@main
+    with:
+      anemoi-transform: ecmwf/anemoi-transform@${{ github.event.pull_request.head.sha || github.sha }}
+    secrets: inherit

.github/workflows/label-public-pr.yml

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+# Manage labels of pull requests that originate from forks
+name: label-public-pr
+
+on:
+  pull_request_target:
+    types: [opened, synchronize]
+
+jobs:
+  label:
+    uses: ecmwf-actions/reusable-workflows/.github/workflows/label-pr.yml@v2

.github/workflows/python-publish.yml

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+# This workflow will upload a Python Package using Twine when a release is created
+# For more information see: https://help.github.com/en/actions/language-and-framework-guides/using-python-with-github-actions#publishing-to-package-registries
+
+name: Upload Python Package
+
+on:
+  release:
+    types: [created]
+
+jobs:
+  quality:
+    uses: ecmwf-actions/reusable-workflows/.github/workflows/qa-precommit-run.yml@v2
+    with:
+      skip-hooks: "no-commit-to-branch"
+
+  checks:
+    strategy:
+      matrix:
+        python-version: ["3.9", "3.10"]
+    uses: ecmwf-actions/reusable-workflows/.github/workflows/qa-pytest-pyproject.yml@v2
+    with:
+      python-version: ${{ matrix.python-version }}
+
+  deploy:
+    needs: [checks, quality]
+    uses: ecmwf-actions/reusable-workflows/.github/workflows/cd-pypi.yml@v2
+    secrets: inherit

.github/workflows/python-pull-request.yml

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+# This workflow will upload a Python Package using Twine when a release is created
+# For more information see: https://help.github.com/en/actions/language-and-framework-guides/using-python-with-github-actions#publishing-to-package-registries
+
+name: Code Quality checks for PRs
+
+on:
+  push:
+  pull_request:
+    types: [opened, synchronize, reopened]
+
+jobs:
+  quality:
+    uses: ecmwf-actions/reusable-workflows/.github/workflows/qa-precommit-run.yml@v2
+    with:
+      skip-hooks: "no-commit-to-branch"
+
+  checks:
+    strategy:
+      matrix:
+        python-version: ["3.9", "3.10"]
+    uses: ecmwf-actions/reusable-workflows/.github/workflows/qa-pytest-pyproject.yml@v2
+    with:
+      python-version: ${{ matrix.python-version }}

.github/workflows/readthedocs-pr-update.yml

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+name: Read the Docs PR Preview
+on:
+  pull_request_target:
+    types:
+      - opened
+      - synchronize
+      - reopened
+    # Execute this action only on PRs that touch
+    # documentation files.
+    paths:
+      - "docs/**"
+
+permissions:
+  pull-requests: write
+
+jobs:
+  documentation-links:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: readthedocs/actions/preview@v1
+        with:
+          project-slug: "anemoi-transform"

.gitignore

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+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+*$py.class
+
+# C extensions
+*.so
+
+# Distribution / packaging
+.Python
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+share/python-wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+MANIFEST
+
+# PyInstaller
+#  Usually these files are written by a python script from a template
+#  before PyInstaller builds the exe, so as to inject date/other infos into it.
+*.manifest
+*.spec
+
+# Installer logs
+pip-log.txt
+pip-delete-this-directory.txt
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.nox/
+.coverage
+.coverage.*
+.cache
+nosetests.xml
+coverage.xml
+*.cover
+*.py,cover
+.hypothesis/
+.pytest_cache/
+cover/
+
+# Translations
+*.mo
+*.pot
+
+# Django stuff:
+*.log
+local_settings.py
+db.sqlite3
+db.sqlite3-journal
+
+# Flask stuff:
+instance/
+.webassets-cache
+
+# Scrapy stuff:
+.scrapy
+
+# Sphinx documentation
+docs/_build/
+
+# PyBuilder
+.pybuilder/
+target/
+
+# Jupyter Notebook
+.ipynb_checkpoints
+
+# IPython
+profile_default/
+ipython_config.py
+
+# pyenv
+#   For a library or package, you might want to ignore these files since the code is
+#   intended to run in multiple environments; otherwise, check them in:
+# .python-version
+
+# pipenv
+#   According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control.
+#   However, in case of collaboration, if having platform-specific dependencies or dependencies
+#   having no cross-platform support, pipenv may install dependencies that don't work, or not
+#   install all needed dependencies.
+#Pipfile.lock
+
+# poetry
+#   Similar to Pipfile.lock, it is generally recommended to include poetry.lock in version control.
+#   This is especially recommended for binary packages to ensure reproducibility, and is more
+#   commonly ignored for libraries.
+#   https://python-poetry.org/docs/basic-usage/#commit-your-poetrylock-file-to-version-control
+#poetry.lock
+
+# pdm
+#   Similar to Pipfile.lock, it is generally recommended to include pdm.lock in version control.
+#pdm.lock
+#   pdm stores project-wide configurations in .pdm.toml, but it is recommended to not include it
+#   in version control.
+#   https://pdm.fming.dev/#use-with-ide
+.pdm.toml
+
+# PEP 582; used by e.g. github.com/David-OConnor/pyflow and github.com/pdm-project/pdm
+__pypackages__/
+
+# Celery stuff
+celerybeat-schedule
+celerybeat.pid
+
+# SageMath parsed files
+*.sage.py
+
+# Environments
+.env
+.envrc
+.venv
+env/
+venv/
+ENV/
+env.bak/
+venv.bak/
+
+# Spyder project settings
+.spyderproject
+.spyproject
+
+# Rope project settings
+.ropeproject
+
+# mkdocs documentation
+/site
+
+# mypy
+.mypy_cache/
+.dmypy.json
+dmypy.json
+
+# Pyre type checker
+.pyre/
+
+# pytype static type analyzer
+.pytype/
+
+# Cython debug symbols
+cython_debug/
+
+# PyCharm
+#  JetBrains specific template is maintained in a separate JetBrains.gitignore that can
+#  be found at https://github.com/github/gitignore/blob/main/Global/JetBrains.gitignore
+#  and can be added to the global gitignore or merged into this file.  For a more nuclear
+#  option (not recommended) you can uncomment the following to ignore the entire idea folder.
+#.idea/
+
+*.grib
+*.onnx
+*.ckpt
+*.swp
+*.npy
+*.download
+?
+?.*
+foo
+bar
+*.grib
+*.nc
+*.npz
+*.json
+*.zarr/
+~$images.pptx
+test.py
+cutout.png
+*.out
+
+_build/
+?
+?.*
+~*
+*.sync
+_version.py
+*.code-workspace