refactor: apply future annotations (#300)

Author: waketzheng

.github/workflows/ci.yml

@@ -15,7 +15,7 @@ jobs:
         os: [ubuntu-latest, windows-latest, macos-latest]
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Setup PDM
         uses: pdm-project/setup-pdm@v4

.github/workflows/release.yml

@@ -11,11 +11,11 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
-      - uses: actions/setup-node@v4
+      - uses: actions/setup-node@v6
         with:
           node-version: 20
 
@@ -24,7 +24,7 @@ jobs:
         env:
           GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
 
-      - uses: actions/setup-python@v5
+      - uses: actions/setup-python@v6
         with:
           python-version: "3.11"
 

.pre-commit-config.yaml

@@ -4,7 +4,7 @@ ci:
 exclude: ^src/pdm/backend/_vendor
 repos:
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: 'v0.14.10'
+    rev: 'v0.15.8'
     hooks:
       - id: ruff-check
         args: [--fix, --exit-non-zero-on-fix, --show-fixes]

pdm.lock

@@ -24,6 +24,7 @@ classifiers = [
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: 3.13",
+    "Programming Language :: Python :: 3.14",
 ]
 
 dependencies = [
@@ -42,7 +43,7 @@ backend-path = ["src"]
 
 [tool.ruff]
 src = ["src"]
-target-version = "py38"
+target-version = "py39"
 exclude = ["tests/fixtures"]
 
 [tool.ruff.lint]
@@ -101,7 +102,6 @@ test = [
 dev = [
     "editables>=0.3",
     "pre-commit>=2.21.0",
-    "vendoring>=1.2.0; python_version ~= \"3.8\"",
 ]
 docs = [
     "mkdocs>=1.4.2",

pyproject.toml

@@ -4,8 +4,9 @@
 
 from __future__ import annotations
 
+from collections.abc import Mapping
 from pathlib import Path
-from typing import Any, Mapping
+from typing import Any
 
 
 def get_requires_for_build_wheel(

src/pdm/backend/__init__.py

@@ -4,17 +4,10 @@
 import os
 import shutil
 import sys
+from collections.abc import Iterable, Mapping
 from fnmatch import fnmatch
 from pathlib import Path
-from typing import (
-    TYPE_CHECKING,
-    Any,
-    Iterable,
-    Literal,
-    Mapping,
-    TypeVar,
-    cast,
-)
+from typing import TYPE_CHECKING, Any, Literal, TypeVar, cast
 
 from pdm.backend._vendor.pyproject_metadata import StandardMetadata
 from pdm.backend.config import Config

src/pdm/backend/base.py

@@ -1,8 +1,9 @@
 from __future__ import annotations
 
 import dataclasses
+from collections.abc import Iterable
 from pathlib import Path
-from typing import TYPE_CHECKING, Any, Iterable
+from typing import TYPE_CHECKING, Any
 
 from pdm.backend.config import Config
 

src/pdm/backend/hooks/base.py

@@ -1,7 +1,8 @@
 from __future__ import annotations
 
 import sys
-from typing import Any, Mapping
+from collections.abc import Mapping
+from typing import Any
 
 from pdm.backend import build_editable as build_editable
 from pdm.backend import build_sdist as build_sdist

src/pdm/backend/intree.py

@@ -2,11 +2,11 @@
 
 import os
 import tarfile
+from collections.abc import Iterable
 from copy import copy
 from io import BytesIO
 from pathlib import Path
 from posixpath import join as pjoin
-from typing import Iterable
 
 from pdm.backend._vendor.packaging.utils import canonicalize_name
 from pdm.backend.base import Builder