Drop 2.7 support and declare this in setup.py

Author: tonybaloney

.github/workflows/pythonpackage.yml

@@ -9,7 +9,7 @@ jobs:
     strategy:
       max-parallel: 5
       matrix:
-        python-version: [2.7, 3.6, 3.7, 3.8, 3.9, "3.10", "3.11"]
+        python-version: [3.6, 3.7, 3.8, 3.9, "3.10", "3.11"]
 
     steps:
     - uses: actions/checkout@v1

azure-devops/setup.py

@@ -24,10 +24,7 @@
     'Intended Audience :: Developers',
     'Intended Audience :: System Administrators',
     'Programming Language :: Python',
-    'Programming Language :: Python :: 2',
-    'Programming Language :: Python :: 2.7',
     'Programming Language :: Python :: 3',
-    'Programming Language :: Python :: 3.5',
     'Programming Language :: Python :: 3.6',
     'Programming Language :: Python :: 3.7',
     'Programming Language :: Python :: 3.8',
@@ -50,6 +47,7 @@
     classifiers=CLASSIFIERS,
     packages=find_packages(),
     include_package_data=True,
+    python_requires=">=3.6",
     long_description="""\
     """
 )