Use CI changes from dalcinl/cython3

.github/workflows/main.yml

@@ -1,29 +1,59 @@
 name: github-CI
 
-on: [push]
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - master
+  workflow_dispatch:
 
 jobs:
-  build:
-
+  test:
     runs-on: ${{ matrix.os }}
     strategy:
+      fail-fast: false
       matrix:
-        os: [ubuntu-latest, macOS-latest]
-        python-version: ["3.7", "3.8", "3.9", "3.10"]
-    name: Python ${{ matrix.python-version }} example
+        os:
+          - ubuntu-latest
+          - macos-latest
+        mpi:
+          - mpich
+          - openmpi
+        python-version:
+          - "3.7"
+          - "3.8"
+          - "3.9"
+          - "3.10"
+          - "3.11"
+          - "3.12-dev"
 
     steps:
+
     - uses: actions/checkout@v3
-    - run: git fetch --depth=1 origin +refs/tags/*:refs/tags/*
-    - name: setup-conda
-      uses: s-weigand/setup-conda@v1
+
+    - uses: actions/setup-python@v4
       with:
-          update-conda: true
-          python-version: ${{ matrix.python-version }}
-          conda-channels: anaconda, conda-forge
-    - run: conda --version
-    - run: which python
+        python-version: ${{ matrix.python-version }}
+
     - run: |
-        conda config --set always_yes yes
-        conda install -n root conda-build numpy fftw
-        conda build ./conf
+        # Install fftw
+        case $(uname) in
+          Linux)
+          sudo apt update && sudo apt install -y -q fftw-dev
+            ;;
+          Darwin)
+            brew install fftw
+            ;;
+        esac
+
+    - run: python -m pip install -U pip build
+
+    - run: python -m build
+
+    - uses: mpi4py/setup-mpi@v1
+      with:
+        mpi: ${{ matrix.mpi }}
+
+    - run: pip install -vvv dist/mpi4py_fft-*.whl