initialize maturin package

.github/workflows/ci.yml

@@ -13,7 +13,7 @@ concurrency:
 
 jobs:
   lint:
-    name: Lint (rustfmt + clippy)
+    name: Lint Rust (rustfmt + clippy)
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
@@ -28,6 +28,23 @@ jobs:
           cargo fmt --all --check
           cargo clippy
 
+  lint-python:
+    name: Lint Python (ruff, mypy)
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - uses: actions/setup-python@v3
+        with:
+          python-version: '3.12'
+      - name: Install requirements
+        run: pip install -r requirements.dev.txt
+      - name: Run lint
+        run: |
+          ruff check
+          ruff format
+          mypy
+
   build:
     name: Build
     runs-on: ubuntu-latest
@@ -43,6 +60,14 @@ jobs:
       - name: Run build
         run: |
           cargo build
+      - uses: actions/setup-python@v3
+        with:
+          python-version: '3.12'
+      - name: Install Python requirements
+        run: pip install -r requirements.dev.txt
+      - name: Build Python bindings
+        run: maturin build
+
   test:
     name: Test
     runs-on: ubuntu-latest
@@ -55,9 +80,21 @@ jobs:
         uses: dtolnay/rust-toolchain@nightly
         with:
           toolchain: nightly
-      - name: Run tests
+      - name: Run Rust tests
         run: |
           cargo test
+
+      - uses: actions/setup-python@v3
+        with:
+          python-version: '3.12'
+      - name: Run Python tests
+        run: |
+          python3 -m venv .venv
+          source .venv/bin/activate
+          pip install -r requirements.dev.txt
+          maturin develop
+          pytest
+
   # This job runs tests, generates coverage data, and generates JUnit test
   # results in a single test invocation and then uploads it all to Codecov.
   # However, it doesn't print test results to stdout. If Codecov's failed test
@@ -81,6 +118,18 @@ jobs:
         run: |
           cargo install cargo2junit
           cargo llvm-cov --lcov --output-path lcov.info -- -Z unstable-options --format json --report-time | cargo2junit > results.xml
+
+      - uses: actions/setup-python@v3
+        with:
+          python-version: '3.12'
+      - name: Run Python tests
+        run: |
+          python3 -m venv .venv
+          source .venv/bin/activate
+          pip install -r requirements.dev.txt
+          maturin develop
+          pytest --cov --junitxml=junit.xml
+
       - name: Upload coverage data to Codecov
         if: ${{ !cancelled() }}
         uses: codecov/codecov-action@v4
@@ -90,6 +139,6 @@ jobs:
         if: ${{ !cancelled() }}
         uses: codecov/test-results-action@v1
         with:
-          file: ./results.xml
+          files: ./results.xml,./junit.xml
           token: ${{ secrets.CODECOV_ORG_TOKEN }}
           verbose: true

.gitignore

@@ -17,5 +17,13 @@ target/
 # Vim swapfiles
 .*.sw*
 
+# Python junk
+__pycache__/
+*.py[cod]
+*$py.class
+
+# Native extensions for Python
+*.so
+
 .git
 lcov.info

.pre-commit-config.yaml

@@ -1,7 +1,7 @@
 repos:
   - repo: local
     hooks:
-      - id: format
+      - id: rustfmt
         name: cargo fmt
         entry: cargo fmt
         args: ["--check", "--"]
@@ -16,3 +16,22 @@ repos:
         pass_filenames: false
         types: [rust]
         language: system
+      - id: ruffcheck
+        name: ruff check
+        entry: ruff check
+        require_serial: true
+        types: [python]
+        language: system
+      - id: rufffmt
+        name: ruff format
+        entry: ruff format
+        require_serial: true
+        types: [python]
+        language: system
+  - repo: https://github.com/pre-commit/mirrors-mypy
+    rev: 'v1.10.0'
+    hooks:
+    - id: mypy
+      verbose: true
+      entry: bash -c 'mypy "$@" || true' --
+      types: [python]

Cargo.toml

@@ -1,7 +1,8 @@
 [workspace]
 
 resolver = "2"
-members = ["core"]
+members = ["bindings", "core"]
+default-members = ["core"]
 
 [profile.release]
 

README.md

@@ -36,6 +36,7 @@ Install lint hooks with `pip install pre-commit && pre-commit install`.
 ### Repository structure
 
 - `core/`: Rust crate with all of the core coverage-processing functionality
+- `bindings/`: Rust crate with PyO3 bindings for `core/`
 
 ### Writing new parsers
 

bindings/Cargo.toml

@@ -0,0 +1,17 @@
+[package]
+name = "codecov-rs-bindings"
+version = "0.1.0"
+publish = false
+edition = "2021"
+
+[lib]
+name = "_bindings"
+crate-type = ["cdylib"]
+
+[dependencies]
+codecov-rs = { path = "../core" }
+
+pyo3 = { version = "0.22.2", features = [
+    "extension-module",
+    "abi3-py311",
+] }

bindings/src/lib.rs

@@ -0,0 +1,6 @@
+use pyo3::prelude::*;
+
+#[pymodule]
+fn _bindings(_py: Python, _m: Bound<PyModule>) -> PyResult<()> {
+    Ok(())
+}

codecov.yml

@@ -0,0 +1,27 @@
+comment:
+  layout: "condensed_header, diff, condensed_files, components, condensed_footer"
+
+component_management:
+  default_rules:
+    statuses:
+      - type: project
+        target: auto
+        branches:
+          - "!main"
+      - type: patch
+        target: auto
+        branches:
+          - "!main"
+  individual_components:
+    - component_id: rust_core
+      name: core
+      paths:
+        - core/**
+    - component_id: rust_bindings
+      name: bindings
+      paths:
+        - bindings/**
+    - component_id: python_package
+      name: python
+      paths:
+        - python/codecov_rs/**