REL: require Python >= 3.11

- REL: rm Trove classifiers for Python 3.8, 3.9, 3.10.
  `PYTHON_REQUIRES` now specifies the second numeric
  component of Python version.

- CI: test using CPython 3.11

.github/workflows/main.yml

@@ -13,9 +13,7 @@ jobs:
         strategy:
             matrix:
                 python-version: [
-                    '3.8',
-                    '3.9',
-                    '3.10',
+                    '3.11',
                     ]
         steps:
             - uses: actions/checkout@v2

CHANGES.md

@@ -1,7 +1,7 @@
 # dd changelog
 
 
-- require Python >= 3.8
+- REL: require Python >= 3.11
 - REL: require `cython >= 3.0.0`
 - DEP: deprecate hidden module `dd._compat`
 

README.md

@@ -4,7 +4,7 @@
 About
 =====
 
-A pure-Python (Python >= 3.8) package for manipulating:
+A pure-Python (Python >= 3.11) package for manipulating:
 
 - [Binary decision diagrams](
     https://en.wikipedia.org/wiki/Binary_decision_diagram) (BDDs).
@@ -184,7 +184,7 @@ pip install .
 
 For graph layout, install also [graphviz](https://graphviz.org).
 
-The `dd` package requires Python 3.8 or later.
+The `dd` package requires Python 3.11 or later.
 For Python 2.7, use `dd == 0.5.7`.
 
 

setup.py

@@ -44,7 +44,7 @@
 VERSION_FILE_TEXT = (
     '# This file was generated from setup.py\n'
     "version = '{version}'\n")
-PYTHON_REQUIRES = '>=3.8'
+PYTHON_REQUIRES = '>=3.11'
 install_requires = [
     'astutils >= 0.0.1',
     'networkx >= 2.4',
@@ -62,9 +62,6 @@
     'Operating System :: OS Independent',
     'Programming Language :: Cython',
     'Programming Language :: Python :: 3 :: Only',
-    'Programming Language :: Python :: 3.8',
-    'Programming Language :: Python :: 3.9',
-    'Programming Language :: Python :: 3.10',
     'Topic :: Scientific/Engineering',
     'Topic :: Software Development']
 KEYWORDS = [