Add support for Python 3.11

Author: hugovk

.github/workflows/pythonpackage.yml

@@ -15,14 +15,14 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.6", "3.7", "3.8", "3.9", "3.10"]
+        python-version: ["3.6", "3.7", "3.8", "3.9", "3.10", "3.11"]
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
       with:
         fetch-depth: 1000
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v4
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies

tox.ini

@@ -4,7 +4,7 @@
 # and then run "tox" from this directory.
 
 [tox]
-envlist = flake8, py36, py37, py38, py39, py310
+envlist = flake8, py{36, 37, 38, 39, 310, 311}
 
 [testenv]
 commands = {envpython} -m pytest --cov smmap --cov-report xml {posargs}