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.github/workflows/cd.yml

@@ -7,10 +7,14 @@ on:
     paths:
       - .github/workflows/cd.yml
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   python-packaging:
     name: 🐍 Packaging
-    uses: ./.github/workflows/reusable-python-packaging.yml
+    uses: cda-tum/mqt-workflows/.github/workflows/reusable-python-packaging.yml@v1.3
 
   deploy:
     if: github.event_name == 'release' && github.event.action == 'published'
@@ -35,3 +39,5 @@ jobs:
         with:
           subject-path: "dist/*"
       - uses: pypa/gh-action-pypi-publish@release/v1
+        with:
+          attestations: true

.github/workflows/ci.yml

@@ -20,7 +20,7 @@ jobs:
     name: 🇨‌ Test
     needs: change-detection
     if: fromJSON(needs.change-detection.outputs.run-cpp-tests)
-    uses: ./.github/workflows/reusable-cpp-ci.yml
+    uses: cda-tum/mqt-workflows/.github/workflows/reusable-cpp-ci.yml@v1.3
 
   cpp-linter:
     name: 🇨‌ Lint
@@ -32,7 +32,9 @@ jobs:
     name: 🐍 Test
     needs: change-detection
     if: fromJSON(needs.change-detection.outputs.run-python-tests)
-    uses: ./.github/workflows/reusable-python-ci.yml
+    uses: cda-tum/mqt-workflows/.github/workflows/[email protected]
+    with:
+      skip-testing-latest-python: true
 
   code-ql:
     name: 📝 CodeQL

.pre-commit-config.yaml

@@ -76,10 +76,10 @@ repos:
     rev: v1.11.2
     hooks:
       - id: mypy
-        files: ^(src/mqt|test/python)
-        exclude: "code_construction* | ^data_utils\\.py$"
+        files: ^(src/mqt|test/python|noxfile.py)
         args: []
         additional_dependencies:
+          - nox
           - numpy
           - pytest
           - pytest-mock

CMakeLists.txt

@@ -24,9 +24,14 @@ if(BUILD_MQT_QECC_BINDINGS)
       ON
       CACHE BOOL "Prevent multiple searches for Python and instead cache the results.")
 
+  if(DISABLE_GIL)
+    message(STATUS "Disabling Python GIL")
+    add_compile_definitions(Py_GIL_DISABLED)
+  endif()
+
   # top-level call to find Python
   find_package(
-    Python 3.8 REQUIRED
+    Python 3.9 REQUIRED
     COMPONENTS Interpreter Development.Module
     OPTIONAL_COMPONENTS Development.SABIModule)
 endif()

cmake/ExternalDependencies.cmake

@@ -16,7 +16,7 @@ if(BUILD_MQT_QECC_BINDINGS)
   endif()
 
   # add pybind11 library
-  find_package(pybind11 2.13 CONFIG REQUIRED)
+  find_package(pybind11 2.13.5 CONFIG REQUIRED)
 endif()
 
 # cmake-format: off

docs/source/conf.py

@@ -75,14 +75,14 @@
 
 intersphinx_mapping = {
     "python": ("https://docs.python.org/3", None),
-    "typing_extensions": ("https://typing-extensions.readthedocs.io/en/latest/", None),
-    "qiskit": ("https://qiskit.org/documentation/", None),
-    "mqt": ("https://mqt.readthedocs.io/en/latest/", None),
-    "core": ("https://mqt.readthedocs.io/projects/core/en/latest/", None),
-    "ddsim": ("https://mqt.readthedocs.io/projects/ddsim/en/latest/", None),
-    "qcec": ("https://mqt.readthedocs.io/projects/qcec/en/latest/", None),
-    "qmap": ("https://mqt.readthedocs.io/projects/qmap/en/latest/", None),
-    "syrec": ("https://mqt.readthedocs.io/projects/syrec/en/latest/", None),
+    "typing_extensions": ("https://typing-extensions.readthedocs.io/en/latest", None),
+    "qiskit": ("https://qiskit.org/documentation", None),
+    "mqt": ("https://mqt.readthedocs.io/en/latest", None),
+    "core": ("https://mqt.readthedocs.io/projects/core/en/latest", None),
+    "ddsim": ("https://mqt.readthedocs.io/projects/ddsim/en/latest", None),
+    "qcec": ("https://mqt.readthedocs.io/projects/qcec/en/latest", None),
+    "qmap": ("https://mqt.readthedocs.io/projects/qmap/en/latest", None),
+    "syrec": ("https://mqt.readthedocs.io/projects/syrec/en/latest", None),
 }
 
 nbsphinx_execute = "auto"

include/Code.hpp

@@ -71,34 +71,31 @@ struct ParityCheckMatrix {
      * @return a list of node indices of adjacent nodes
      */
     std::vector<std::size_t> getNbrs(const std::size_t& nodeIdx) {
-        std::vector<std::size_t> result;
         if (auto it = nbrCache.find(nodeIdx); it != nbrCache.end()) {
-            result = it->second;
-        } else {
-            if (pcm->empty() || pcm->front().empty()) {
-                std::cerr << "error getting nbrs for node " << nodeIdx << '\n';
-                throw QeccException("Cannot return neighbours, pcm empty");
-            }
-            const auto               nrChecks = pcm->size();
-            const auto               nrBits   = pcm->front().size();
-            std::vector<std::size_t> res;
-            if (nodeIdx < nrBits) {
-                for (std::size_t i = 0; i < nrChecks; i++) {
-                    if (pcm->at(i).at(nodeIdx)) {
-                        res.emplace_back(nrBits + i);
-                    }
+            return it->second;
+        }
+        if (pcm->empty() || pcm->front().empty()) {
+            std::cerr << "error getting nbrs for node " << nodeIdx << '\n';
+            throw QeccException("Cannot return neighbours, pcm empty");
+        }
+        const auto               nrChecks = pcm->size();
+        const auto               nrBits   = pcm->front().size();
+        std::vector<std::size_t> res;
+        if (nodeIdx < nrBits) {
+            for (std::size_t i = 0; i < nrChecks; i++) {
+                if (pcm->at(i).at(nodeIdx)) {
+                    res.emplace_back(nrBits + i);
                 }
-            } else {
-                for (std::size_t i = 0; i < nrBits; i++) {
-                    if (pcm->at(nodeIdx - nrBits).at(i)) {
-                        res.emplace_back(i);
-                    }
+            }
+        } else {
+            for (std::size_t i = 0; i < nrBits; i++) {
+                if (pcm->at(nodeIdx - nrBits).at(i)) {
+                    res.emplace_back(i);
                 }
             }
-            const auto ins = nbrCache.try_emplace(nodeIdx, res);
-            result         = ins.first->second;
         }
-        return result;
+        const auto& ins = nbrCache.try_emplace(nodeIdx, res);
+        return ins.first->second;
     }
     [[nodiscard]] json to_json() const { // NOLINT(readability-identifier-naming)
         return json{