- F Remove support for Python 3.8 and 3.9

`mise install` rejects Python 3.8 on GitHub actions due to missing attestation. Rather than disabling attestation, we are removing older Python versions that are past end-of-life.

Co-Authored-By: Llewellyn Falco <llewellyn.falco@gmail.com>
Co-Authored-By: reyr-dev <236299828+reyr-dev@users.noreply.github.com>

Author: 3 people

.github/workflows/test.yml

@@ -10,8 +10,6 @@ jobs:
       fail-fast: false
       matrix:
         python-version:
-          - "3.8"
-          - "3.9"
           - "3.10"
           - "3.11"
           - "3.12"

.github/workflows/test_current_release.yml

@@ -16,8 +16,6 @@ jobs:
       fail-fast: true
       matrix:
         python-version:
-          - "3.8"
-          - "3.9"
           - "3.10"
           - "3.11"
           - "3.12"

.github/workflows/test_min.yml

@@ -10,8 +10,6 @@ jobs:
       fail-fast: false
       matrix:
         python-version:
-          - "3.8"
-          - "3.9"
           - "3.10"
           - "3.11"
           - "3.12"

.pre-commit-config.yaml

@@ -14,7 +14,7 @@ repos:
 #      - id: end-of-file-fixer
 #      - id: flake8
 #        additional_dependencies: ["flake8-bugbear == 19.3.0"]
-#        language_version: python3.8
+#        language_version: python3.10
 #      - id: trailing-whitespace
 
 #  - repo: https://github.com/asottile/pyupgrade

.python-version

@@ -1 +1 @@
-3.8
+3.10

README.md

@@ -270,7 +270,7 @@ If there is documentation you wish existed, please add a `page request` to [this
 
 ### Dependencies
 
-ApprovalTests is tested on the following Python versions: 3.8, 3.9, 3.10, 3.11, 3.12, 3.13, 3.14.<!-- singleLineInclude: tests/approved_files/test_workflow_matrix.test_workflow_matrix_python_versions.approved.txt -->
+ApprovalTests is tested on the following Python versions: 3.10, 3.11, 3.12, 3.13, 3.14.<!-- singleLineInclude: tests/approved_files/test_workflow_matrix.test_workflow_matrix_python_versions.approved.txt -->
 
 For older versions of Python, either use an older version of ApprovalTests or use [TextTest](https://texttest.org/).
 
@@ -321,7 +321,7 @@ Pull requests are welcomed, particularly those accompanied by automated tests.
 To run the self-tests:
 `./build_and_test.sh`
 
-This will run the self-tests on several python versions. We support python 3.8 and above.
+This will run the self-tests on several python versions. We support python 3.10 and above.
 
 All pull requests will be pre-checked using GitHub actions to execute all these tests. You can see the [results of test
 runs here](https://github.com/approvals/ApprovalTests.Python/actions).

install.windows.ps1

@@ -11,7 +11,7 @@ iwr -useb https://raw.githubusercontent.com/JayBazuzi/machine-setup/main/windows
 iwr -useb cin.st | iex
 choco feature enable --name=allowGlobalConfirmation
 choco install beyondcompare
-choco install python --version=3.8
+choco install python --version=3.10
 choco install pip
 choco install pycharm
 choco install ditto

internal_documentation/micro_features/build_system_migration.md

@@ -172,7 +172,7 @@ Same Source:       approvaltests (full)  ═══ same code ═══  approval
 
 **test.yml** - Main CI testing
 - Runs on: push, PR, manual
-- Matrix: Python 3.8-3.14 × 3 OS (macOS, Ubuntu, Windows)
+- Matrix: Python 3.10-3.14 × 3 OS (macOS, Ubuntu, Windows)
 - Uses: `./build_and_test.sh` (which uses `setup.py install`)
 
 **test_min.yml** - Minimal dependency testing

ruff.toml

@@ -1,4 +1,4 @@
-target-version = "py38"
+target-version = "py310"
 
 [format]
 line-ending = "lf"
@@ -28,6 +28,4 @@ ignore = [
     "TC006",  # Add quotes to type expression in `typing.cast()`
     "TD006",  # Invalid TODO capitalization: `...` should be `TODO`
 
-    # needed for Python 3.8 compatibility
-    "UP035",  # Import from `collections.abc` instead
 ]

setup/setup.approval_utilities.py

@@ -20,7 +20,7 @@
     author="ApprovalTests Contributors",
     author_email="llewellyn.falco@gmail.com",
     url="https://github.com/approvals/ApprovalTests.Python",
-    python_requires=">=3.8",
+    python_requires=">=3.10",
     packages=find_packages(include=["approval_utilities*"]),
     package_data={},
     install_requires=[],