ci: add 3.13

.github/workflows/cd.yml

@@ -12,7 +12,7 @@ env:
 jobs:
   dist:
     name: Dist
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4
       with:
@@ -22,17 +22,27 @@ jobs:
 
   deploy:
     name: Deploy
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-latest
     needs: [dist]
     if: github.event_name == 'release' && github.event.action == 'published'
-    environment: pypi
+    environment:
+      name: pypi
+      url: https://pypi.org/p/plumbum
     permissions:
       id-token: write
+      attestations: write
 
     steps:
     - uses: actions/download-artifact@v4
       with:
         name: Packages
         path: dist
 
+    - name: Generate artifact attestation for sdist and wheel
+      uses: actions/attest-build-provenance@v1
+      with:
+        subject-path: "dist/*"
+
     - uses: pypa/gh-action-pypi-publish@release/v1
+      with:
+        attestations: true

.github/workflows/ci.yml

@@ -35,7 +35,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.8", "3.10", "3.12"]
+        python-version: ["3.8", "3.10", "3.13"]
         os: [ubuntu-latest, windows-latest, macos-13]
         include:
         - python-version: 'pypy-3.8'

plumbum/colorlib/styles.py

@@ -16,7 +16,7 @@
 import sys
 from abc import ABCMeta, abstractmethod
 from copy import copy
-from typing import IO
+from typing import IO, ClassVar
 
 from .names import (
     FindNearest,
@@ -343,7 +343,9 @@ class Style(metaclass=ABCMeta):
     """The class of color to use. Never hardcode ``Color`` call when writing a Style
     method."""
 
-    attribute_names: dict[str, str] | dict[str, int]
+    # These must be defined by subclasses
+    # pylint: disable-next=declare-non-slot
+    attribute_names: ClassVar[dict[str, str] | dict[str, int]]
 
     _stdout: IO | None = None
     end = "\n"

plumbum/commands/base.py

@@ -437,9 +437,11 @@ def verify(proc, retcode, timeout, stdout, stderr):
 
 class BaseRedirection(BaseCommand):
     __slots__ = ("cmd", "file")
-    SYM: ClassVar[str]
-    KWARG: ClassVar[str]
-    MODE: ClassVar[str]
+
+    # These must be defined by subclasses
+    SYM: ClassVar[str]  # pylint: disable=declare-non-slot
+    KWARG: ClassVar[str]  # pylint: disable=declare-non-slot
+    MODE: ClassVar[str]  # pylint: disable=declare-non-slot
 
     def __init__(self, cmd, file):
         self.cmd = cmd
@@ -563,9 +565,11 @@ def popen(self, args=(), **kwargs):
 
 
 class ConcreteCommand(BaseCommand):
-    QUOTE_LEVEL: ClassVar[int]
     __slots__ = ("executable",)
 
+    # These must be defined by subclasses
+    QUOTE_LEVEL: ClassVar[int]  # pylint: disable=declare-non-slot
+
     def __init__(self, executable, encoding):
         self.executable = executable
         self.custom_encoding = encoding

pyproject.toml

@@ -29,6 +29,7 @@ classifiers = [
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
     "Topic :: Software Development :: Build Tools",
     "Topic :: System :: Systems Administration",
 ]
@@ -124,9 +125,9 @@ optional_tests = """
 
 
 [tool.pylint]
-master.py-version = "3.8"
-master.jobs = "0"
-master.load-plugins = ["pylint.extensions.no_self_use"]
+py-version = "3.8"
+jobs = "0"
+load-plugins = ["pylint.extensions.no_self_use"]
 reports.output-format = "colorized"
 similarities.ignore-imports = "yes"
 messages_control.enable = [
@@ -161,6 +162,7 @@ messages_control.disable = [
   "too-many-public-methods",
   "too-many-return-statements",
   "too-many-statements",
+  "too-many-positional-arguments",
   "unidiomatic-typecheck", # TODO: might be able to remove
   "unnecessary-lambda-assignment", # TODO: 4 instances
   "unused-import", # identical to flake8 but has typing false positives