python: Refactor ctypes library loading and memory management

.github/workflows/ci.yaml

@@ -1,4 +1,4 @@
 name: CI
 
 on:
   push:
@@ -7,18 +7,18 @@
     branches: [ main ]
 
 jobs:
   build-linux:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4
     - run: gcc -v
     - run: make
 
   build-linux-meson:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4
     - uses: actions/setup-python@v5
       with:
         python-version: '3.10'
         cache: 'pip'
@@ -29,11 +29,11 @@
         CC: gcc
     - run: meson compile -C builddir/
 
   build-macos-meson:
     runs-on: macos-latest
     steps:
     - uses: actions/checkout@v4
     - uses: actions/setup-python@v5
       with:
         python-version: '3.10'
         cache: 'pip'
@@ -44,33 +44,33 @@
         CC: clang
     - run: meson compile -C builddir/
 
   build-msvc-meson:
     runs-on: windows-latest
     steps:
     - uses: actions/checkout@v4
     - uses: actions/setup-python@v5
       with:
         python-version: '3.10'
         cache: 'pip'
     - run: pip install meson ninja
     - uses: TheMrMilchmann/setup-msvc-dev@v3
       with:
         arch: x64
     - run: meson setup builddir
     - run: meson compile -C builddir
 
   build-wasm:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4
     - run: clang -v
     - run: make CC="clang --target=wasm32"
     - uses: actions/upload-artifact@v4
       with:
         name: liblc3.wasm
         path: bin/liblc3.wasm
 
   test-linux:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4
@@ -82,12 +82,21 @@
     - run: gcc -v
     - run: make test
 
-  install-python-linux:
-    runs-on: ubuntu-latest
+  test-python:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
     steps:
     - uses: actions/checkout@v4
     - uses: actions/setup-python@v5
       with:
         python-version: '3.10'
         cache: 'pip'
-    - run: pip install .
+    - uses: TheMrMilchmann/setup-msvc-dev@v3
+      if: runner.os == 'Windows'
+      with:
+        arch: x64
+    - run: pip install . pytest
+    - run: pytest python/tests

pyproject.toml

@@ -12,11 +12,14 @@ authors = [
 description = "LC3 Codec library wrapper"
 requires-python = ">=3.10"
 
-[project.optional-dependencies]
+[dependency-groups]
 dev = ["pytest"]
 
 [project.urls]
 Homepage = "https://github.com/google/liblc3"
 
+[tool.meson-python]
+allow-windows-internal-shared-libs = true
+
 [tool.meson-python.args]
 setup = ['-Dpython=true']