Update Python to 3.14 (#71)

Drop support for Python 3.9.

Author: renan-r-santos

.github/workflows/ci.yml

@@ -12,20 +12,20 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        pixi-version: ['0.39.0', '0.54.2']
+        pixi-version: ["0.39.0", "0.59.0"]
     runs-on: ${{ matrix.os }}
     steps:
       - name: Checkout repo
         uses: actions/checkout@v5
 
       - name: Install Pixi ${{ matrix.pixi-version }}
-        uses: prefix-dev/[email protected].0
+        uses: prefix-dev/[email protected].2
         with:
           pixi-version: v${{ matrix.pixi-version }}
           run-install: false
 
       - name: Install uv
-        uses: astral-sh/setup-uv@v6
+        uses: astral-sh/setup-uv@v7
 
       - name: Test, lint and typecheck
         run: uv run tox

.github/workflows/release.yml

@@ -3,7 +3,7 @@ name: Release
 on:
   push:
     tags:
-      - 'v*'
+      - "v*"
 
 jobs:
   pypi-publish:
@@ -17,7 +17,7 @@ jobs:
         uses: actions/checkout@v5
 
       - name: Install uv
-        uses: astral-sh/setup-uv@v6
+        uses: astral-sh/setup-uv@v7
 
       - name: Build release
         run: uv build

.python-version

@@ -1 +1 @@
-3.13
+3.14

CONTRIBUTING.md

@@ -44,7 +44,7 @@ You can also list and select one specific test by running:
 
 ```
 uv run tox -l
-uv run tox run -e py313-test
+uv run tox run -e py314-test
 ```
 
 ## Code quality

package.json

@@ -1,6 +1,6 @@
 {
     "name": "pixi-kernel",
-    "version": "0.6.7",
+    "version": "0.7.0",
     "description": "Jupyter kernels using Pixi for reproducible notebooks.",
     "keywords": [
         "kernel",
@@ -54,30 +54,30 @@
         "watch:labextension": "jupyter labextension watch ."
     },
     "dependencies": {
-        "@jupyterlab/application": "^4.4.7",
-        "@jupyterlab/coreutils": "^6.4.7",
-        "@jupyterlab/notebook": "^4.4.7",
-        "@jupyterlab/services": "^7.4.7",
+        "@jupyterlab/application": "^4.4.10",
+        "@jupyterlab/coreutils": "^6.4.10",
+        "@jupyterlab/notebook": "^4.4.10",
+        "@jupyterlab/services": "^7.4.10",
         "@rjsf/utils": "^5.24.13",
         "react": "^18.3.1"
     },
     "devDependencies": {
         "@eslint/eslintrc": "^3.3.1",
-        "@eslint/js": "^9.35.0",
-        "@jupyterlab/builder": "^4.4.7",
+        "@eslint/js": "^9.39.0",
+        "@jupyterlab/builder": "^4.4.10",
         "@types/json-schema": "^7.0.15",
-        "@types/react": "^18.3.24",
+        "@types/react": "^18.3.26",
         "@types/react-addons-linked-state-mixin": "^0.14.27",
-        "@typescript-eslint/eslint-plugin": "^8.43.0",
-        "@typescript-eslint/parser": "^8.43.0",
-        "eslint": "^9.35.0",
+        "@typescript-eslint/eslint-plugin": "^8.46.2",
+        "@typescript-eslint/parser": "^8.46.2",
+        "eslint": "^9.39.0",
         "eslint-config-prettier": "^10.1.8",
         "eslint-plugin-prettier": "^5.5.4",
         "npm-run-all2": "^8.0.4",
         "prettier": "^3.6.2",
-        "rimraf": "^6.0.1",
+        "rimraf": "^6.1.0",
         "source-map-loader": "^5.0.0",
-        "typescript": "5.9.2"
+        "typescript": "5.9.3"
     },
     "jupyterlab": {
         "discovery": {

pixi_kernel/compatibility.py

@@ -1,7 +1,7 @@
 import shutil
 import sys
 from pathlib import Path
-from typing import Any, Optional
+from typing import Any
 
 from returns.result import Failure, Result, Success
 
@@ -44,7 +44,7 @@
 
 
 # Cache for the Pixi path
-_pixi_path_cache: Optional[str] = None
+_pixi_path_cache: str | None = None
 
 
 def get_config_file() -> Path:

pixi_kernel/provisioner.py

@@ -2,7 +2,7 @@
 import os
 import sys
 from pathlib import Path
-from typing import Any, Optional, cast
+from typing import Any, cast
 
 from jupyter_client.kernelspec import KernelSpec
 from jupyter_client.provisioning.local_provisioner import LocalProvisioner
@@ -25,7 +25,7 @@ async def pre_launch(self, **kwargs: Any) -> dict[str, Any]:
         # Reload argv from the original kernel spec to avoid side effects from previous launches
         kernel_spec.argv = KernelSpec.from_resource_dir(kernel_spec.resource_dir).argv
 
-        kernel_metadata: Optional[dict[str, str]] = kernel_spec.metadata.get("pixi-kernel")
+        kernel_metadata: dict[str, str] | None = kernel_spec.metadata.get("pixi-kernel")
         if kernel_metadata is None:
             message = (
                 f"Kernel {kernel_spec.display_name} uses the PixiKernelProvisioner but it"

pixi_kernel/types.py

@@ -1,13 +1,11 @@
 from __future__ import annotations
 
-from typing import Optional
-
 import msgspec
 
 
 class PixiInfo(msgspec.Struct, frozen=True, kw_only=True):
     environments: list[Environment] = msgspec.field(name="environments_info")
-    project: Optional[Project] = msgspec.field(name="project_info")
+    project: Project | None = msgspec.field(name="project_info")
 
 
 class Environment(msgspec.Struct, frozen=True, kw_only=True):

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "pixi-kernel"
-version = "0.6.7"
+version = "0.7.0"
 description = "Jupyter kernels using Pixi for reproducible notebooks"
 license = { text = "MIT" }
 authors = [
@@ -23,15 +23,15 @@ classifiers = [
     "Programming Language :: Python",
     "Programming Language :: Python :: 3",
     "Programming Language :: Python :: 3 :: Only",
-    "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: 3.13",
+    "Programming Language :: Python :: 3.14",
     "Typing :: Typed",
 ]
 
-requires-python = ">=3.9,<4.0"
+requires-python = ">=3.10,<4.0"
 dependencies = [
     "ipykernel>=6",
     "jupyter-client>=7",
@@ -46,8 +46,8 @@ Documentation = "https://github.com/renan-r-santos/pixi-kernel"
 Homepage = "https://github.com/renan-r-santos/pixi-kernel"
 Repository = "https://github.com/renan-r-santos/pixi-kernel"
 
-[tool.uv]
-dev-dependencies = [
+[dependency-groups]
+dev = [
     "jupyter-kernel-test>=0.7",
     "jupyterlab>=4",
     "msgspec[toml]>=0.18",
@@ -65,7 +65,7 @@ pixi-kernel-provisioner = "pixi_kernel.provisioner:PixiKernelProvisioner"
 [tool.ruff]
 src = ["pixi_kernel"]
 line-length = 99
-target-version = "py39"
+target-version = "py310"
 
 [tool.ruff.lint]
 extend-select = [

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py{39,310,311,312,313}-{test,ipykernel,r-irkernel}, lint, type_check, cov
+envlist = py{310,311,312,313,314}-{test,ipykernel,r-irkernel}, lint, type_check, cov
 
 [testenv]
 commands =
@@ -20,7 +20,7 @@ setenv =
 usedevelop = true # https://stackoverflow.com/a/77187200
 
 
-[testenv:py{39,310,311,312,313}]
+[testenv:py{310,311,312,313,314}]
 commands = {[testenv]commands}
 deps = {[testenv]deps}
 runner = uv-venv-runner
@@ -54,7 +54,7 @@ commands =
     coverage report
     coverage html
     coverage xml
-depends = py{39,310,311,312,313}-{test,ipykernel,r-irkernel}
+depends = py{310,311,312,313,314}-{test,ipykernel,r-irkernel}
 runner = uv-venv-lock-runner
 setenv =
     COVERAGE_DEBUG = 1