feat: drop Python <3.9 (#507)

Signed-off-by: Henry Schreiner <[email protected]>
scientific-python · Oct 7, 2024 · 435d5d8 · 435d5d8
1 parent 8bab80a
commit 435d5d8
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Showing 14 changed files with 26 additions and 41 deletions.
diff --git a/.github/workflows/reusable-cookie.yml b/.github/workflows/reusable-cookie.yml
@@ -24,18 +24,12 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.8", "3.13"]
-        runs-on: [ubuntu-latest, windows-latest, macos-14]
+        python-version: ["3.9", "3.13"]
+        runs-on: [ubuntu-latest, windows-latest, macos-latest]
 
         include:
-          - python-version: pypy-3.9
+          - python-version: pypy-3.10
             runs-on: ubuntu-latest
-          - python-version: "3.12"
-            runs-on: windows-latest
-        exclude:
-          # Copier doesn't work on 3.13 Windows
-          - python-version: "3.13"
-            runs-on: windows-latest
 
     steps:
       - uses: actions/checkout@v4
@@ -48,11 +42,6 @@ jobs:
       - name: Setup uv
         uses: astral-sh/setup-uv@v3
 
-      - name: Add .local/bin to Windows PATH
-        if: runner.os == 'Windows'
-        shell: bash
-        run: echo "$USERPROFILE/.local/bin" >> $GITHUB_PATH
-
       - name: Install nox
         run: uv tool install nox
 

diff --git a/README.md b/README.md
@@ -120,7 +120,7 @@ Check the key setup files, `pyproject.toml`, and possibly `setup.cfg` and
 `setup.py` (pybind11 example). Update `README.md`. Also update and add docs to
 `docs/`.
 
-There are a few example dependencies and a minimum Python version of 3.8, feel
+There are a few example dependencies and a minimum Python version of 3.9, feel
 free to change it to whatever you actually need/want. There is also a basic
 backports structure with a small typing example.
 

diff --git a/docs/_includes/pyproject.md b/docs/_includes/pyproject.md
@@ -14,7 +14,7 @@ authors = [
 maintainers = [
   { name = "My Organization", email = "[email protected]" },
 ]
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 
 dependencies = [
   "typing_extensions",
@@ -24,7 +24,6 @@ classifiers = [
   "Development Status :: 4 - Beta",
   "License :: OSI Approved :: BSD License",
   "Programming Language :: Python :: 3 :: Only",
-  "Programming Language :: Python :: 3.8",
   "Programming Language :: Python :: 3.9",
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",

diff --git a/docs/pages/guides/gha_basic.md b/docs/pages/guides/gha_basic.md
@@ -99,9 +99,9 @@ tests:
     fail-fast: false
     matrix:
       python-version:
-        - "3.8"
+        - "3.9"
         - "3.11"
-        - "3.12"
+        - "3.13"
   name: Check Python ${{ matrix.python-version }}
   steps:
     - uses: actions/checkout@v4

diff --git a/docs/pages/guides/packaging_classic.md b/docs/pages/guides/packaging_classic.md
@@ -290,7 +290,6 @@ classifiers =
     Programming Language :: C++
     Programming Language :: Python
     Programming Language :: Python :: 3 :: Only
-    Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
     Programming Language :: Python :: 3.11
@@ -312,8 +311,8 @@ project_urls =
 [options]
 packages = find:
 install_requires =
-    numpy>=1.13.3
-python_requires = >=3.8
+    numpy>=1.19.3
+python_requires = >=3.9
 include_package_data = True
 package_dir =
     =src

diff --git a/docs/pages/guides/packaging_compiled.md b/docs/pages/guides/packaging_compiled.md
@@ -183,8 +183,8 @@ rand = "0.8.3"
 [dependencies.pyo3]
 version = "0.19.1"
 # "extension-module" tells pyo3 we want to build an extension module (skips linking against libpython.so)
-# "abi3-py38" tells pyo3 (and maturin) to build using the stable ABI with minimum Python version 3.8
-features = ["extension-module", "abi3-py38"]
+# "abi3-py39" tells pyo3 (and maturin) to build using the stable ABI with minimum Python version 3.9
+features = ["extension-module", "abi3-py39"]
 ```
 <!-- prettier-ignore-end -->
 <!-- [[[end]]] -->

diff --git a/docs/pages/guides/style.md b/docs/pages/guides/style.md
@@ -554,7 +554,7 @@ this:
 ```ini
 [tool.mypy]
 files = "src"
-python_version = "3.8"
+python_version = "3.9"
 strict = true
 enable_error_code = ["ignore-without-code", "redundant-expr", "truthy-bool"]
 warn_unreachable = true
@@ -841,7 +841,7 @@ started:
 
 ```toml
 [tool.pylint]
-py-version = "3.8"
+py-version = "3.9"
 jobs = "0"
 reports.output-format = "colorized"
 similarities.ignore-imports = "yes"

diff --git a/docs/pages/guides/tasks.md b/docs/pages/guides/tasks.md
@@ -86,7 +86,7 @@ customize the versions of Python prepared for you, then use input like this:
 ```yaml
 - uses: wntrblm/[email protected]
   with:
-    python-versions: "3.8, 3.9, 3.10, 3.11, 3.12, 3.13, pypy-3.9, pypy-3.10"
+    python-versions: "3.9, 3.10, 3.11, 3.12, 3.13, pypy-3.10"
 ```
 
 ### Introduction
@@ -144,7 +144,7 @@ You can parametrize sessions. either on Python or on any other item.
 
 ```python
 # Shortcut to parametrize Python
-@nox.session(python=["3.8", "3.9", "3.10", "3.11", "3.12"])
+@nox.session(python=["3.9", "3.10", "3.11", "3.12", "3.13"])
 def my_session(session: nox.Session) -> None: ...
 
 

diff --git a/tests/packages/ruff_extend/ruff.toml b/tests/packages/ruff_extend/ruff.toml
@@ -1,2 +1,2 @@
 extend = "pyproject.toml"
-target-version = "3.8"
+target-version = "3.9"
diff --git a/{{cookiecutter.project_name}}/.github/workflows/ci.yml b/{{cookiecutter.project_name}}/.github/workflows/ci.yml
@@ -40,7 +40,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.8", "3.13"]
+        python-version: ["3.9", "3.13"]
         runs-on: [ubuntu-latest, windows-latest, macos-14]
 
         include:

diff --git a/{{cookiecutter.project_name}}/pyproject.toml b/{{cookiecutter.project_name}}/pyproject.toml
@@ -110,7 +110,7 @@ classifiers = [
 ]
 
 [tool.poetry.dependencies]
-python = ">=3.8"
+python = ">=3.9"
 
 furo = { version = ">=2023.08.17", optional = true }
 myst_parser = { version = ">=0.13", optional = true }
@@ -162,7 +162,7 @@ maintainers = [
 description = "{{ cookiecutter.project_short_description }}"
 readme = "README.md"
 license.file = "LICENSE"
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 classifiers = [
   "Development Status :: 1 - Planning",
   "Intended Audience :: Science/Research",
@@ -178,7 +178,6 @@ classifiers = [
   "Programming Language :: Python",
   "Programming Language :: Python :: 3",
   "Programming Language :: Python :: 3 :: Only",
-  "Programming Language :: Python :: 3.8",
   "Programming Language :: Python :: 3.9",
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",
@@ -328,7 +327,7 @@ report.exclude_also = [
 
 [tool.mypy]
 files = ["src", "tests"]
-python_version = "3.8"
+python_version = "3.9"
 warn_unused_configs = true
 strict = true
 enable_error_code = ["ignore-without-code", "redundant-expr", "truthy-bool"]
@@ -386,7 +385,7 @@ isort.required-imports = ["from __future__ import annotations"]
 
 
 [tool.pylint]
-py-version = "3.8"
+py-version = "3.9"
 ignore-paths = [".*/_version.py"]
 {%- if cookiecutter.__type == "compiled" %}
 extension-pkg-allow-list = ["{{ cookiecutter.__project_slug }}._core"]

diff --git a/{{cookiecutter.project_name}}/{% if cookiecutter.__ci=='gitlab' %}.gitlab-ci.yml{% endif %} b/{{cookiecutter.project_name}}/{% if cookiecutter.__ci=='gitlab' %}.gitlab-ci.yml{% endif %}
@@ -14,7 +14,7 @@ cache:
     - .cache/pip
     - .venv/
 
-image: python:3.8-buster
+image: python:3.9-buster
 before_script:
   # want to set up a virtualenv to cache
   - apt-get install -y --no-install-recommends git
@@ -79,7 +79,7 @@ tests:
     - python -m pytest -ra --cov={{ cookiecutter.project_name }}
   parallel:
     matrix:
-      - IMAGE: ['python:3.8-buster', 'python:3.11-buster']
+      - IMAGE: ['python:3.9-buster', 'python:3.11-buster']
 
 {%- if cookiecutter.__type == "pure" %}
 

diff --git a/{{cookiecutter.project_name}}/{% if cookiecutter.backend=='maturin' %}Cargo.toml{% endif %} b/{{cookiecutter.project_name}}/{% if cookiecutter.backend=='maturin' %}Cargo.toml{% endif %}
@@ -14,5 +14,5 @@ rand = "0.8.3"
 [dependencies.pyo3]
 version = "0.19.1"
 # "extension-module" tells pyo3 we want to build an extension module (skips linking against libpython.so)
-# "abi3-py38" tells pyo3 (and maturin) to build using the stable ABI with minimum Python version 3.8
-features = ["extension-module", "abi3-py38"]
+# "abi3-py39" tells pyo3 (and maturin) to build using the stable ABI with minimum Python version 3.9
+features = ["extension-module", "abi3-py39"]
diff --git a/...okiecutter.project_name}}/{% if cookiecutter.backend=='setuptools' %}setup.cfg{% endif %} b/...okiecutter.project_name}}/{% if cookiecutter.backend=='setuptools' %}setup.cfg{% endif %}
@@ -38,7 +38,6 @@ classifiers =
     Programming Language :: Python
     Programming Language :: Python :: 3
     Programming Language :: Python :: 3 :: Only
-    Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
     Programming Language :: Python :: 3.11
@@ -56,7 +55,7 @@ project_urls =
 packages = find:
 install_requires =
     typing-extensions>=4.6;python_version<'3.11'
-python_requires = >=3.8
+python_requires = >=3.9
 include_package_data = True
 package_dir =
     =src