🔥 feat!: drop python3.9 support

Author: SigureMo

.github/workflows/lint-and-fmt.yml

@@ -13,7 +13,7 @@ jobs:
     strategy:
       matrix:
         # Only run linter and formatter on minimum supported Python version
-        python-version: ['3.9']
+        python-version: ['3.10']
         architecture: ['x64']
     name: lint and fmt - Python ${{ matrix.python-version }} on ${{ matrix.architecture }}
     steps:

.github/workflows/unit-test.yml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.9', '3.10', '3.11', '3.12', '3.13']
+        python-version: ['3.10', '3.11', '3.12', '3.13', '3.14']
         architecture: ['x64']
     name: unittest - Python ${{ matrix.python-version }} on ${{ matrix.architecture }}
     steps:
@@ -27,6 +27,7 @@ jobs:
         with:
           python-version: ${{ matrix.python-version }}
           architecture: ${{ matrix.architecture }}
+          allow-prereleases: true
 
       - name: Install just
         uses: extractions/setup-just@v3

pyproject.toml

@@ -3,7 +3,7 @@ name = "expr-simplifier"
 version = "0.1.1"
 description = ""
 readme = "README.md"
-requires-python = ">=3.9"
+requires-python = ">=3.10"
 dependencies = ["typing-extensions>=4.12.2"]
 authors = [{ name = "Nyakku Shigure", email = "[email protected]" }]
 keywords = []
@@ -13,11 +13,11 @@ classifiers = [
   "License :: OSI Approved :: MIT License",
   "Programming Language :: Python",
   "Programming Language :: Python :: 3",
-  "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",
   "Programming Language :: Python :: Implementation :: CPython",
 ]
 
@@ -32,20 +32,20 @@ expr_simplifier = "expr_simplifier.__main__:main"
 
 [dependency-groups]
 dev = [
-  "pyright>=1.1.403",
-  "ruff>=0.12.5",
-  "pytest>=8.4.1",
-  "pytest-rerunfailures>=15.1",
+  "pyright>=1.1.405",
+  "ruff>=0.13.2",
+  "pytest>=8.4.2",
+  "pytest-rerunfailures>=16.0.1",
 ]
 
 [tool.pyright]
 include = ["src/expr_simplifier", "tests"]
-pythonVersion = "3.9"
+pythonVersion = "3.10"
 typeCheckingMode = "strict"
 
 [tool.ruff]
 line-length = 120
-target-version = "py39"
+target-version = "py310"
 
 [tool.ruff.lint]
 select = [

src/expr_simplifier/transforms/constant_folding.py

@@ -1,8 +1,7 @@
 from __future__ import annotations
 
 import ast
-
-from typing_extensions import TypeAlias
+from typing import TypeAlias
 
 from expr_simplifier.transforms.inline_named_expr import apply_constant_propagation
 

src/expr_simplifier/transforms/cse.py

@@ -1,8 +1,7 @@
 from __future__ import annotations
 
 import ast
-
-from typing_extensions import TypeAlias
+from typing import TypeAlias
 
 from expr_simplifier.symbol_table import SymbolTable
 from expr_simplifier.transforms.inline_named_expr import apply_inline_all_named_expr

src/expr_simplifier/transforms/inline_named_expr.py

@@ -3,8 +3,7 @@
 import ast
 import copy
 from collections.abc import Callable
-
-from typing_extensions import TypeAlias
+from typing import TypeAlias
 
 NamedExpressions: TypeAlias = dict[str, ast.expr]
 ShouldReplaceFn: TypeAlias = Callable[[str, NamedExpressions], bool]

src/expr_simplifier/typing.py

@@ -2,7 +2,6 @@
 
 import ast
 from collections.abc import Callable
-
-from typing_extensions import TypeAlias
+from typing import TypeAlias
 
 Pass: TypeAlias = Callable[[ast.AST], ast.AST]