ChihChengLiang · ChihChengLiang · Jun 13, 2026 · Jun 13, 2026 · Jun 13, 2026 · Jun 13, 2026
diff --git a/.github/workflows/pythonpackage.yml b/.github/workflows/pythonpackage.yml
@@ -2,105 +2,64 @@ name: Python package
 
 on:
   push:
-    branches: [master]
+    branches: [main]
     tags:
       - v1.*
   pull_request:
-    branches: [master]
+    branches: [main]
 
 jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - name: Checkout
-        uses: actions/checkout@v1
-
-      - name: Install Rust
-        uses: actions-rs/toolchain@v1
+      - uses: actions/checkout@v4
+      - uses: dtolnay/rust-toolchain@stable
         with:
-          profile: minimal
-          default: true
           components: rustfmt, clippy
-      - name: Lint with rustfmt
-        uses: actions-rs/cargo@v1
-        with:
-          command: fmt
-
-      - name: Lint with clippy
-        uses: actions-rs/cargo@v1
-        with:
-          command: clippy
-          args: --all-targets --all-features
+      - run: cargo fmt --check
+      - run: cargo clippy --all-targets --all-features
 
   build:
     runs-on: ubuntu-latest
     needs: lint
     steps:
-      - uses: actions/checkout@v2
-      - name: rust-toolchain
-        uses: actions-rs/toolchain@v1
-        with:
-          toolchain: nightly
-          default: true
-      - name: Set up Python 3.x
-        uses: actions/setup-python@v2
+      - uses: actions/checkout@v4
+      - uses: dtolnay/rust-toolchain@stable
+      - uses: actions/setup-python@v5
         with:
           python-version: '3.x'
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
           pip install .[test]
-      - name: Test with pytest
-        run: pytest
-      - name: Benchmarks
-        run: pytest benchmark.py --benchmark-json output.json
-      - name: Store benchmark result
-        uses: rhysd/github-action-benchmark@v1
-        with:
-          tool: 'pytest'
-          output-file-path: output.json
-          comment-on-alert: true
-          github-token: ${{ secrets.PERSONAL_GITHUB_TOKEN }}
-          # Push and deploy GitHub pages branch automatically
-          auto-push: true
+      - run: pytest
 
   macos:
     runs-on: macos-latest
     needs: build
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-python@v2
-        with:
-          python-version: 3.7
-          architecture: x64
-      - name: Install Rust toolchain
-        uses: actions-rs/toolchain@v1
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
         with:
-          toolchain: nightly
-          profile: minimal
-          default: true
+          python-version: '3.x'
+      - uses: dtolnay/rust-toolchain@stable
       - name: Build wheels - x86_64
-        uses: messense/maturin-action@v1
+        uses: PyO3/maturin-action@v1
         with:
           target: x86_64
-          # We do source distribution here too
           args: --release --out dist
-      - name: Install built wheel - x86_64
-        run: |
-          pip install milagro_bls_binding --no-index --find-links dist --force-reinstall
-          python -c "import milagro_bls_binding"
       - name: Build wheels - universal2
-        uses: messense/maturin-action@v1
+        uses: PyO3/maturin-action@v1
         with:
-          args: --release --universal2 --out dist --no-sdist
-      - name: Install built wheel - universal2
+          target: universal2-apple-darwin
+          args: --release --out dist
+      - name: Install and test universal2 wheel
         run: |
           pip install milagro_bls_binding --no-index --find-links dist --force-reinstall
           python -c "import milagro_bls_binding"
-      - name: Upload wheels
-        uses: actions/upload-artifact@v2
+      - uses: actions/upload-artifact@v4
         with:
-          name: wheels
+          name: wheels-macos
           path: dist
 
   windows:
@@ -110,30 +69,24 @@ jobs:
       matrix:
         target: [x64, x86]
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-python@v2
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
         with:
-          python-version: 3.7
+          python-version: '3.x'
           architecture: ${{ matrix.target }}
-      - name: Install Rust toolchain
-        uses: actions-rs/toolchain@v1
-        with:
-          toolchain: nightly
-          profile: minimal
-          default: true
+      - uses: dtolnay/rust-toolchain@stable
       - name: Build wheels
-        uses: messense/maturin-action@v1
+        uses: PyO3/maturin-action@v1
         with:
           target: ${{ matrix.target }}
-          args: --release --out dist --no-sdist
+          args: --release --out dist
       - name: Install built wheel
         run: |
           pip install milagro_bls_binding --no-index --find-links dist --force-reinstall
           python -c "import milagro_bls_binding"
-      - name: Upload wheels
-        uses: actions/upload-artifact@v2
+      - uses: actions/upload-artifact@v4
         with:
-          name: wheels
+          name: wheels-windows-${{ matrix.target }}
           path: dist
 
   linux:
@@ -143,42 +96,40 @@ jobs:
       matrix:
         target: [x86_64, i686, aarch64]
     steps:
-    - uses: actions/checkout@v2
-    - uses: actions/setup-python@v2
-      with:
-        python-version: 3.7
-        architecture: x64
-    - name: Build Wheels
-      uses: messense/maturin-action@v1
-      with:
-        target: ${{ matrix.target }}
-        manylinux: auto
-        args: --release --out dist --no-sdist
-    - name: Install built wheel
-      if: matrix.target == 'x86_64'
-      run: |
-        pip install milagro_bls_binding --no-index --find-links dist --force-reinstall
-        python -c "import milagro_bls_binding"
-    - name: Upload wheels
-      uses: actions/upload-artifact@v2
-      with:
-        name: wheels
-        path: dist
-
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: '3.x'
+      - name: Build wheels
+        uses: PyO3/maturin-action@v1
+        with:
+          target: ${{ matrix.target }}
+          manylinux: auto
+          args: --release --out dist
+      - name: Install built wheel
+        if: matrix.target == 'x86_64'
+        run: |
+          pip install milagro_bls_binding --no-index --find-links dist --force-reinstall
+          python -c "import milagro_bls_binding"
+      - uses: actions/upload-artifact@v4
+        with:
+          name: wheels-linux-${{ matrix.target }}
+          path: dist
 
   release:
     name: Release
     runs-on: ubuntu-latest
     if: "startsWith(github.ref, 'refs/tags/')"
-    needs: [ macos, windows, linux ]
+    needs: [macos, windows, linux]
     steps:
-      - uses: actions/download-artifact@v4.1.7
+      - uses: actions/download-artifact@v4
         with:
-          name: wheels
+          pattern: wheels-*
+          merge-multiple: true
       - name: PyPi publish
         env:
           MATURIN_PYPI_TOKEN: ${{ secrets.PYPI_PASSWORD }}
-        uses: messense/maturin-action@v1
+        uses: PyO3/maturin-action@v1
         with:
           command: upload
           args: --skip-existing *
diff --git a/Cargo.toml b/Cargo.toml
@@ -5,19 +5,6 @@ edition = "2018"
 authors = ["chihchengliang@gmail.com"]
 readme = "README.md"
 
-[package.metadata.maturin]
-classifier = [
-    "Development Status :: 7 - Inactive",
-    "Intended Audience :: Developers",
-    "License :: OSI Approved :: MIT License",
-    "Natural Language :: English",
-    "Programming Language :: Python :: 3.8",
-]
-maintainer = "Chih-Cheng Liang"
-maintainer-email = "chihchengliang@gmail.com"
-requires-python = ">=3.8"
-project-url = { Source = "https://github.com/ChihChengLiang/milagro_bls_binding/" }
-
 [lib]
 name = "milagro_bls_binding"
 crate-type = ["cdylib"]

diff --git a/pyproject.toml b/pyproject.toml
@@ -1,5 +1,20 @@
 [project]
 name = "milagro-bls-binding"
+requires-python = ">=3.8"
+classifiers = [
+    "Development Status :: 7 - Inactive",
+    "Intended Audience :: Developers",
+    "License :: OSI Approved :: MIT License",
+    "Natural Language :: English",
+    "Programming Language :: Python :: 3.8",
+]
+
+[[project.maintainers]]
+name = "Chih-Cheng Liang"
+email = "chihchengliang@gmail.com"
+
+[project.urls]
+Source = "https://github.com/ChihChengLiang/milagro_bls_binding/"
 
 [build-system]
 requires = ["maturin>=1.0,<2.0"]

diff --git a/src/lib.rs b/src/lib.rs
@@ -21,15 +21,24 @@ fn SkToPk(py: Python<'_>, SK: &Bound<'_, PyBytes>) -> PyResult<Py<PyBytes>> {
 }
 
 #[pyfunction]
-fn Sign(py: Python<'_>, SK: &Bound<'_, PyBytes>, message: &Bound<'_, PyBytes>) -> PyResult<Py<PyBytes>> {
+fn Sign(
+    py: Python<'_>,
+    SK: &Bound<'_, PyBytes>,
+    message: &Bound<'_, PyBytes>,
+) -> PyResult<Py<PyBytes>> {
     SecretKey::from_bytes(SK.as_bytes())
         .map_err(to_py_err)
-        .and_then(|sk| Ok(Signature::new(message.as_bytes(), &sk).as_bytes()))
+        .map(|sk| Signature::new(message.as_bytes(), &sk).as_bytes())
         .map(|sig| PyBytes::new(py, &sig).unbind())
 }
 
 #[pyfunction]
-fn Verify(_py: Python<'_>, PK: &Bound<'_, PyBytes>, message: &Bound<'_, PyBytes>, signature: &Bound<'_, PyBytes>) -> bool {
+fn Verify(
+    _py: Python<'_>,
+    PK: &Bound<'_, PyBytes>,
+    message: &Bound<'_, PyBytes>,
+    signature: &Bound<'_, PyBytes>,
+) -> bool {
     PublicKey::from_bytes(PK.as_bytes())
         .map_err(to_py_err)
         .and_then(|pk| {
@@ -70,7 +79,12 @@ fn _AggregatePKs(py: Python<'_>, PKs: &Bound<'_, PyList>) -> PyResult<Py<PyBytes
 }
 
 #[pyfunction]
-fn FastAggregateVerify(_py: Python<'_>, PKs: &Bound<'_, PyList>, message: &Bound<'_, PyBytes>, signature: &Bound<'_, PyBytes>) -> bool {
+fn FastAggregateVerify(
+    _py: Python<'_>,
+    PKs: &Bound<'_, PyList>,
+    message: &Bound<'_, PyBytes>,
+    signature: &Bound<'_, PyBytes>,
+) -> bool {
     PKs.iter()
         .map(|pubkey| {
             let bytes: Vec<u8> = pubkey.extract()?;
@@ -89,7 +103,12 @@ fn FastAggregateVerify(_py: Python<'_>, PKs: &Bound<'_, PyList>, message: &Bound
 }
 
 #[pyfunction]
-fn AggregateVerify(_py: Python<'_>, PKs: &Bound<'_, PyList>, messages: &Bound<'_, PyList>, signature: &Bound<'_, PyBytes>) -> bool {
+fn AggregateVerify(
+    _py: Python<'_>,
+    PKs: &Bound<'_, PyList>,
+    messages: &Bound<'_, PyList>,
+    signature: &Bound<'_, PyBytes>,
+) -> bool {
     PKs.iter()
         .map(|pubkey| {
             let bytes: Vec<u8> = pubkey.extract()?;