feat: 🐍 support Python 3.15

.github/workflows/qa-analysis.yml

@@ -57,6 +57,8 @@ jobs:
       - name: Set up the build environment
         uses: ./.github/actions/setup
         with:
+          # coverage.py traces through sys.monitoring from 3.14, much faster than settrace.
+          python-version: "3.14"
           cache-suffix: coverage-mpi-${{ matrix.mpi }}
           mpi: ${{ matrix.mpi }}
 

.github/workflows/test.yml

@@ -24,15 +24,15 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.11", "3.14"]
+        python-version: ["3.11", "3.15"]
         runner: [ubuntu-26.04, ubuntu-26.04-arm, macos-15]
         compiler: [default, g++-14, clang++-18]
         mpi: ["off"]
         exclude:
           - compiler: g++-14
-            python-version: "3.14"
+            python-version: "3.15"
           - compiler: clang++-18
-            python-version: "3.14"
+            python-version: "3.15"
           - compiler: g++-14
             runner: macos-15
           - compiler: clang++-18

docs/content/docs/building.mdx

@@ -23,7 +23,7 @@ without MPI, so a from-source build is required for multi-rank runs.
 
 - a C++23-compliant compiler; on Linux the minimum supported versions are **GCC 14** and **Clang 18**
 - CMake and Ninja
-- Python 3.11 or newer and the `uv` package manager (for the bindings)
+- Python 3.11 to 3.15 and the `uv` package manager (for the bindings)
 - an MPI implementation such as Open MPI (only for MPI builds)
 - `hwloc` (version 2.9+) and `pkg-config` (required so CMake can locate `hwloc`)
 

docs/notebooks/chemistry/chemistry.ipynb

@@ -398,7 +398,7 @@
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "defaultInterpreterPath: 3.11.15.final.0",
+   "display_name": "Python 3 (ipykernel)",
    "language": "python",
    "name": "python3"
   },
@@ -412,7 +412,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.11.15"
+   "version": "3.12"
   }
  },
  "nbformat": 4,

docs/notebooks/fermi_hubbard/fermi_hubbard.ipynb

@@ -363,7 +363,7 @@
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "monoprop (3.11.15.final.0)",
+   "display_name": "Python 3 (ipykernel)",
    "language": "python",
    "name": "python3"
   },
@@ -377,7 +377,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.11.15"
+   "version": "3.12"
   }
  },
  "nbformat": 4,

docs/notebooks/kicked_ising/kicked_ising.ipynb

@@ -580,7 +580,7 @@
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "defaultInterpreterPath: 3.11.15.final.0",
+   "display_name": "Python 3 (ipykernel)",
    "language": "python",
    "name": "python3"
   },
@@ -594,7 +594,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.11.15"
+   "version": "3.12"
   }
  },
  "nbformat": 4,

packages/monoprop-bench-tools/pyproject.toml

@@ -12,7 +12,7 @@ description = "Benchmark harness for monoprop: memory accounting, model builders
 license = "Apache-2.0"
 license-files = ["LICENSE"]
 readme = "README.md"
-requires-python = ">=3.11,<3.15"
+requires-python = ">=3.11,<3.16"
 classifiers = [
   "Development Status :: 3 - Alpha",
   "Intended Audience :: Science/Research",

pyproject.toml

@@ -17,7 +17,7 @@ description = "Quantum circuit simulation with monomial propagation. Both Pauli
 license = "Apache-2.0"
 license-files = ["LICENSE"]
 readme = "README.md"
-requires-python = ">=3.11,<3.15"
+requires-python = ">=3.11,<3.16"
 classifiers = [
   "Development Status :: 3 - Alpha",
   "Intended Audience :: Science/Research",
@@ -30,6 +30,7 @@ classifiers = [
   "Programming Language :: Python :: 3.12",
   "Programming Language :: Python :: 3.13",
   "Programming Language :: Python :: 3.14",
+  "Programming Language :: Python :: 3.15",
   "Topic :: Scientific/Engineering :: Chemistry",
   "Topic :: Scientific/Engineering :: Physics",
   "Topic :: Scientific/Engineering",

sonar-project.properties

@@ -8,7 +8,7 @@ sonar.test.exclusions=tests/data/**
 sonar.sourceEncoding=UTF-8
 sonar.tests=tests
 sonar.verbose=true
-sonar.python.version=3.11,3.12,3.13,3.14
+sonar.python.version=3.11,3.12,3.13,3.14,3.15
 sonar.lang.patterns.c=**/*.c
 sonar.lang.patterns.cpp=**/*.cpp,**/*.h,**/*.hpp,**/*.inl