feat: drop Python 3.7

Signed-off-by: Henry Schreiner <[email protected]>

.github/workflows/checks.yml

@@ -15,7 +15,7 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@v5
         with:
-          python-version: 3.7
+          python-version: 3.8
 
       - name: Install nox
         run: python -m pip install nox

.github/workflows/tests.yml

@@ -21,7 +21,6 @@ jobs:
           - "windows-latest"
           - "ubuntu-latest"
         python:
-          - "3.7"
           - "3.8"
           - "3.9"
           - "3.10"
@@ -30,7 +29,7 @@ jobs:
           - "3.13"
         include:
           - os: macos-13
-            python: "3.7"
+            python: "3.8"
           - os: macos-14
             python: "3.12"
 
@@ -47,10 +46,6 @@ jobs:
       - name: Prepare nox
         run: pipx install nox
 
-      - name: Limit virtualenv on 3.7
-        if: matrix.python == '3.7'
-        run: pipx inject --force nox 'virtualenv<20.27.0'
-
       - name: Run tests
         run: nox -s test-${{ matrix.python }}
 

.readthedocs.yml

@@ -1,5 +1,8 @@
 version: 2
 
+sphinx:
+  configuration: docs/conf.py
+
 build:
   os: ubuntu-22.04
   tools:

noxfile.py

@@ -16,7 +16,7 @@
 ]
 
 
-@nox.session(python="3.7")
+@nox.session(python="3.8")
 def mypy(session: nox.Session) -> None:
     """
     Run a type checker.

pyproject.toml

@@ -7,15 +7,14 @@ name = "pyproject-metadata"
 dynamic = ["version"]
 description = "PEP 621 metadata parsing"
 readme = "README.md"
-requires-python = ">=3.7"
+requires-python = ">=3.8"
 authors = [
     { name = "Filipe Laíns", email = "[email protected]" },
 ]
 classifiers = [
     "License :: OSI Approved :: MIT License",
     "Programming Language :: Python :: 3",
     "Programming Language :: Python :: 3 :: Only",
-    "Programming Language :: Python :: 3.7",
     "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
@@ -25,7 +24,6 @@ classifiers = [
 ]
 dependencies = [
     "packaging>=19.0",
-    "typing_extensions; python_version<'3.8'",
 ]
 
 [project.optional-dependencies]
@@ -52,9 +50,6 @@ include = ["LICENSE", "tests/**", "docs/**", ".gitignore"]
 
 [tool.uv]
 dev-dependencies = ["pyproject-metadata[test]"]
-environments = [
-  "python_version >= '3.10'",
-]
 
 
 [tool.pytest.ini_options]

pyproject_metadata/project_table.py

@@ -14,16 +14,12 @@
 import typing
 from typing import Any, Dict, List, Union
 
-if sys.version_info < (3, 11):
+if sys.version_info < (3, 11):  # pragma: nocover
     from typing_extensions import Required
 else:
     from typing import Required
 
-if sys.version_info < (3, 8):
-    from typing_extensions import Literal, TypedDict
-else:
-    from typing import Literal, TypedDict
-
+from typing import Literal, TypedDict
 
 __all__ = [
     "BuildSystemTable",

tests/test_standard_metadata.py

@@ -1259,7 +1259,7 @@ def test_license_file_24(
     pre_spdx = (
         metadata_version in pyproject_metadata.constants.PRE_SPDX_METADATA_VERSIONS
     )
-    with contextlib.nullcontext() if pre_spdx else pytest.warns(  # type: ignore[attr-defined]
+    with contextlib.nullcontext() if pre_spdx else pytest.warns(
         pyproject_metadata.errors.ConfigurationWarning
     ):
         metadata = pyproject_metadata.StandardMetadata.from_pyproject(
@@ -1444,8 +1444,8 @@ def test_statically_defined_dynamic_field() -> None:
     "value",
     [
         "<3.10",
-        ">3.7,<3.11",
-        ">3.7,<3.11,!=3.8.4",
+        ">3.8,<3.11",
+        ">3.8,<3.11,!=3.8.4",
         "~=3.10,!=3.10.3",
     ],
 )