Use pyproject.toml for project metadata, use modern build

.github/workflows/check-and-publish.yml

@@ -56,8 +56,8 @@ jobs:
           CDSAPI_URL: https://cds.climate.copernicus.eu/api/v2
           CDSAPI_KEY: ${{ secrets.CDSAPI_KEY }}
         run: |
-          python setup.py develop
-          pip install pytest
+          python -m pip install --upgrade pip
+          pip install -e .[tests]
           pytest
 
   deploy:
@@ -78,13 +78,14 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install setuptools wheel twine
+          pip install build twine
       - name: Build and publish
         env:
           TWINE_USERNAME: ${{ secrets.PYPI_USERNAME }}
           TWINE_PASSWORD: ${{ secrets.PYPI_PASSWORD }}
         run: |
-          python setup.py sdist
+          python -m build
+          twine check --strict dist/*
           twine upload dist/*
 
       - name: Notify climetlab

.gitignore

@@ -7,4 +7,7 @@
 *.grib
 *.nc
 cdsapi.egg-info
+.coverage
 build/
+dist/
+.tox/

CONTRIBUTING.rst

@@ -4,9 +4,9 @@
 How to develop
 --------------
 
-Install the package following README.rst and then install development dependencies::
+Install the package following README.rst and then install development dependencies (``-U`` is optional)::
 
-    $ pip install -U -r tests/requirements-dev.txt
+    $ pip install -U -e .[test]
 
 Unit tests can be run with `pytest <https://pytest.org>`_ with::
 
@@ -30,9 +30,7 @@ Please ensure the coverage at least stays the same before you submit a pull requ
 Dependency management
 ---------------------
 
-Update the `requirements-tests.txt` file with versions with::
-
-    pip-compile -U -o tests/requirements-tests.txt setup.py tests/requirements-tests.in  # -U is optional
+Update the ``tests/requirements.txt``.
 
 
 Release procedure

pyproject.toml

@@ -0,0 +1,63 @@
+[build-system]
+requires = ["setuptools >=62.6"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "cdsapi"
+version = "0.6.1"
+description = "Python API to access the Copernicus Climate Data Store (CDS)"
+readme = "README.rst"
+authors = [
+    {name = "ECMWF", email = "[email protected]"},
+]
+keywords = ["MODFLOW", "groundwater", "hydrogeology"]
+license = {text = "Apache-2.0"}
+classifiers = [
+    "Development Status :: 4 - Beta",
+    "Intended Audience :: Developers",
+    "Programming Language :: Python",
+    "Programming Language :: Python :: 3",
+    "Programming Language :: Python :: 3.7",
+    "Programming Language :: Python :: 3.8",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: Implementation :: CPython",
+    "Programming Language :: Python :: Implementation :: PyPy",
+    "Operating System :: OS Independent",
+]
+requires-python = ">=3.7"
+dependencies = [
+    "requests >=2.5.0",
+    "tqdm",
+]
+dynamic = ["optional-dependencies"]
+
+[project.urls]
+"Source Code" = "https://github.com/ecmwf/cdsapi"
+
+[tool.setuptools.dynamic.optional-dependencies.tests]
+file = "tests/requirements.txt"
+
+[tool.setuptools.packages.find]
+include = ["cdsapi", "cdsapi.*"]
+
+[tool.black]
+line-length = 120
+
+[tool.coverage.run]
+branch = true
+
+[tool.isort]
+profile = "black"
+line_length = 120
+
+[tool.pytest.ini_options]
+norecursedirs = [
+    "build",
+    "dist",
+    ".tox",
+    ".eggs",
+]
+pep8maxlinelength = 109
+mccabe-complexity = 10

tox.ini

@@ -3,7 +3,7 @@ envlist = qc, py311, py310, py39, py38, py37, pypy3, pypy, deps
 
 [testenv]
 setenv = PYTHONPATH = {toxinidir}
-deps = -r{toxinidir}/tests/requirements-tests.txt
+deps = -r{toxinidir}/tests/requirements.txt
 commands = pytest -v --flakes --cache-clear --basetemp={envtmpdir} {posargs}
 
 [testenv:qc]
@@ -13,12 +13,7 @@ commands = pytest -v --pep8 --mccabe --cov=cdsapi --cov-report=html --cache-clea
 
 [testenv:deps]
 deps =
-commands = python setup.py test
+commands = pytest
 
-
-[black]
-line_length=120
-[isort]
-profile=black
 [flake8]
-max-line-length = 120
+max-line-length = 120