Drop support for EOL Python 3.7 (#206)

* Add support for Python 3.12, drop EOL 3.7

* Allow testing feature branches

* Simplify caching

---------

Co-authored-by: Bartosz Sokorski <[email protected]>

.github/workflows/ci.yml

@@ -1,8 +1,9 @@
 name: CI
-on:
-  pull_request:
-  push:
-    branches: [main]
+
+on: [push, pull_request, workflow_dispatch]
+
+env:
+  FORCE_COLOR: 1
 
 concurrency:
   # prettier-ignore
@@ -20,34 +21,21 @@ jobs:
     strategy:
       matrix:
         os: [Windows, Ubuntu, MacOS]
-        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11", "3.12", "3.13"]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12", "3.13"]
         include:
           # Only run PyPy jobs, on Ubuntu.
           - os: Ubuntu
-            python-version: pypy-3.7
+            python-version: pypy3.10
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       # Get Python to test against
       - uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
           allow-prereleases: true
-
-      # Setup pip's cache
-      - name: Save date (for cache)
-        id: date
-        run: echo "::set-output name=date::$(date +%F)"
-      - name: Save pip cache dir
-        id: pip-cache-dir
-        run: echo "::set-output name=dir::$(pip cache dir)"
-      - name: pip cache
-        uses: actions/cache@v3
-        with:
-          path: ${{ steps.pip-cache-dir.outputs.dir }}
-          key: pip-v1-${{ runner.os }}-${{ steps.date.outputs.date }}
-          restore-keys: pip-v1-${{ runner.os }}
+          cache: pip
 
       - run: pip install nox
 
@@ -57,7 +45,7 @@ jobs:
           -s test-${{ matrix.python-version }}
           doctest-${{ matrix.python-version }}
           --error-on-missing-interpreters
-        if: matrix.python-version != 'pypy-3.7'
+        if: matrix.python-version != 'pypy3.10'
 
       - run: nox --error-on-missing-interpreters -s test-pypy3 doctest-pypy3
-        if: matrix.python-version == 'pypy-3.7'
+        if: matrix.python-version == 'pypy3.10'

docs/development/workflow.md

@@ -32,7 +32,7 @@ The repository layout is pretty standard for a modern pure-Python project.
 
 ## Initial Setup
 
-To work on this project, you need to have git 2.17+ and Python 3.7+.
+To work on this project, you need to have git 2.17+ and Python 3.8+.
 
 - Clone this project using git:
 
@@ -73,7 +73,7 @@ nox -s test-3.9
 ```
 
 Run the tests against Python 3.9. It is also possible to specify other supported
-Python versions (like `3.7` or `pypy3`).
+Python versions (like `3.12` or `pypy3`).
 
 ### Documentation
 

noxfile.py

@@ -8,7 +8,7 @@
 nox.options.reuse_existing_virtualenvs = True
 
 
-@nox.session(python="3.11")
+@nox.session(python="3.12")
 def lint(session):
     session.install("pre-commit")
 
@@ -22,7 +22,7 @@ def lint(session):
     session.run("pre-commit", "run", "--all-files", *args)
 
 
-@nox.session(python=["3.7", "3.8", "3.9", "3.10", "3.11", "3.12", "3.13", "pypy3"])
+@nox.session(python=["3.8", "3.9", "3.10", "3.11", "3.12", "3.13", "pypy3"])
 def test(session):
     session.install(".")
     session.install("-r", "tests/requirements.txt")
@@ -42,15 +42,15 @@ def test(session):
     )
 
 
-@nox.session(python=["3.7", "3.8", "3.9", "3.10", "3.11", "3.12", "3.13", "pypy3"])
+@nox.session(python=["3.8", "3.9", "3.10", "3.11", "3.12", "3.13", "pypy3"])
 def doctest(session):
     session.install(".")
     session.install("-r", "docs/requirements.txt")
 
     session.run("sphinx-build", "-b", "doctest", "docs/", "build/doctest")
 
 
-@nox.session(python="3.11", name="update-launchers")
+@nox.session(python="3.12", name="update-launchers")
 def update_launchers(session):
     session.install("httpx")
     session.run("python", "tools/update_launchers.py")
@@ -59,7 +59,7 @@ def update_launchers(session):
 #
 # Documentation
 #
-@nox.session(python="3.11")
+@nox.session(python="3.12")
 def docs(session):
     session.install(".")
     session.install("-r", "docs/requirements.txt")
@@ -68,7 +68,7 @@ def docs(session):
     session.run("sphinx-build", "-W", "-b", "html", "docs/", "build/docs")
 
 
-@nox.session(name="docs-live", python="3.11")
+@nox.session(name="docs-live", python="3.12")
 def docs_live(session):
     session.install("-e", ".")
     session.install("-r", "docs/requirements.txt")

pyproject.toml

@@ -11,7 +11,7 @@ readme = "README.md"
 classifiers = [
     "License :: OSI Approved :: MIT License",
 ]
-requires-python = ">=3.7"
+requires-python = ">=3.8"
 dynamic = [
     "version",
     "description",

tools/update_launchers.py

@@ -37,12 +37,12 @@ async def main() -> None:
         await asyncio.gather(*(_download(client, name) for name in LAUNCHERS))
 
 
-def _patch_windows_38() -> None:
+def _patch_windows() -> None:
     # https://github.com/encode/httpx/issues/914
-    if sys.version_info >= (3, 8) and sys.platform.startswith("win"):
+    if sys.platform.startswith("win"):
         asyncio.set_event_loop_policy(asyncio.WindowsSelectorEventLoopPolicy())
 
 
 if __name__ == "__main__":
-    _patch_windows_38()
+    _patch_windows()
     asyncio.run(main())