Add explicit support/CI for Python 3.11 (#152)

Author: rjgildea

.azure-pipelines/azure-pipelines.yml

@@ -88,6 +88,8 @@ stages:
           PYTHON_VERSION: 3.9
         python310:
           PYTHON_VERSION: 3.10
+        python311:
+          PYTHON_VERSION: 3.11
     steps:
     - template: ci.yml
 
@@ -107,7 +109,7 @@ stages:
       - task: UsePythonVersion@0
         displayName: Set up python
         inputs:
-          versionSpec: 3.8
+          versionSpec: 3.11
 
       - task: DownloadBuildArtifacts@0
         displayName: Get pre-built package

setup.cfg

@@ -16,6 +16,7 @@ classifiers =
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
+    Programming Language :: Python :: 3.11
     Operating System :: OS Independent
     Topic :: Software Development :: Libraries :: Python Modules
 project_urls =