Switch from setup.py to pyproject.toml

Fix build dependencies along the way.

Add missing maintainers.

Update versioneer to work with pyproject.toml.

Author: xylar

.flake8

@@ -0,0 +1,4 @@
+[flake8]
+max-line-length = 120
+ignore = E221,E226,E241,E242,W0105,N803,N806
+exclude = __init__.py

.github/workflows/test.yml

@@ -26,16 +26,15 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        python -m pip install -r requirements.txt
-        python -m pip install -e .
+        python -m pip install -e ".[dev]"
     - name: Test with pytest
       run: |
         python -m pytest
         codecov
-    - name: Test with pytest
+    - name: Build and validate
       run: |
-        python setup.py bdist_wheel
-        python setup.py sdist -d ${SDIST_DIR}/ --format=gztar
+        python -m build --wheel
+        python -m build --sdist --outdir ${SDIST_DIR}/
         twine check ${SDIST_DIR}/*
         check-manifest -p python ${PWD}
         cd ${SDIST_DIR}

MANIFEST.in

@@ -1,9 +1,8 @@
 include *.txt
 include *.md
 include MANIFEST.in
+include .flake8
 recursive-include examples *.py
 recursive-include tests *.py
-include versioneer.py
-include pyevtk/_version.py
 exclude .pre-commit-config.yaml
 prune .github

examples/structured.py

@@ -105,14 +105,14 @@
     "sphere.0",
     *sphere(XX1_1, XX2_1, XX3_1),
     start=(0, 0, 0),
-    pointData={"R": XX1_1, "Theta": XX2_1, "Phi": XX3_1}
+    pointData={"R": XX1_1, "Theta": XX2_1, "Phi": XX3_1},
 )
 # Second Half sphere
 gridToVTK(
     "sphere.1",
     *sphere(XX1_2, XX2_2, XX3_2),
     start=(0, 9, 0),
-    pointData={"R": XX1_2, "Theta": XX2_2, "Phi": XX3_2}
+    pointData={"R": XX1_2, "Theta": XX2_2, "Phi": XX3_2},
 )
 
 # Write parallel file