Updated to relect 1.2.0 packaging

Author: rlabbeptc

setup.py

@@ -50,9 +50,13 @@ def get_version(rel_path):
         "License :: OSI Approved :: MIT License",
         "Programming Language :: Python",
         "Programming Language :: Python :: 3",
+        "Programming Language :: Python :: 3.9",
+        "Programming Language :: Python :: 3.10",
+        "Programming Language :: Python :: 3.11",
+        "Programming Language :: Python :: 3 :: Only",
         "Operating System :: OS Independent",
         "Intended Audience :: Manufacturing",
         "Intended Audience :: Developers",
     ],
-    python_requires='>=3.6',
+    python_requires='>=3.9',
 )