Merge pull request #110 from 10sr/dropubuntu2004

Remove build targets which use ubuntu 20.04

Author: 10sr

.github/workflows/build.yaml

@@ -51,17 +51,8 @@ jobs:
       matrix:
         # Available versions:
         # https://github.com/actions/python-versions/blob/main/versions-manifest.json
-        python-version: ["3.10", "3.11", "3.12", "3.13", "pypy-3.7"]
+        python-version: ["3.10", "3.11", "3.12", "3.13"]
         runs-on: [ubuntu-latest]
-        include:
-          - python-version: "3.9"
-            runs-on: ubuntu-20.04
-          - python-version: "3.8"
-            runs-on: ubuntu-20.04
-          - python-version: "3.7"
-            runs-on: ubuntu-20.04
-          - python-version: "3.6"
-            runs-on: ubuntu-20.04
     env:
       python_version_codecov: "3.13"
     runs-on: ${{ matrix.runs-on }}

setup.cfg

@@ -22,10 +22,6 @@ classifiers =
   Operating System :: OS Independent
   Programming Language :: Python :: 3
   Programming Language :: Python :: 3 :: Only
-  Programming Language :: Python :: 3.6
-  Programming Language :: Python :: 3.7
-  Programming Language :: Python :: 3.8
-  Programming Language :: Python :: 3.9
   Programming Language :: Python :: 3.10
   Programming Language :: Python :: 3.11
   Programming Language :: Python :: 3.12
@@ -37,11 +33,10 @@ classifiers =
 
 
 [options]
-python_requires = >=3.6
+python_requires = >=3.10
 packages = find:
 install_requires =
   flake8
-  more-itertools; python_version<"3.10"
 setup_requires =
   wheel
   setuptools_scm>=6.0
@@ -113,6 +108,8 @@ exclude =
 # https://sphinx-rtd-tutorial.readthedocs.io/en/latest/docstrings.html
 style = sphinx
 arg_type_hints_in_docstring = False
+check_return_types = False
+check_yield_types = False
 allow_init_docstring = True
 
 [isort]