Drop Python 3.7, 3.8, 3.9 support from ml extension (#9447)

Co-authored-by: Saanika Gupta <[email protected]>

Author: saanikaguptamicrosoft

src/machinelearningservices/CHANGELOG.rst

@@ -1,3 +1,6 @@
+### Azure Machine Learning CLI (v2) (unreleased)
+- Drop Python 3.7, 3.8 and 3.9 support
+
 ## 2025-11-04
 
 ### Azure Machine Learning CLI (v2) v 2.40.0

src/machinelearningservices/setup.py

@@ -21,9 +21,6 @@
     'Environment :: Console',
     'Programming Language :: Python',
     'Programming Language :: Python :: 3',
-    'Programming Language :: Python :: 3.7',
-    'Programming Language :: Python :: 3.8',
-    'Programming Language :: Python :: 3.9',
     'Programming Language :: Python :: 3.10',
     'Programming Language :: Python :: 3.11',
     'Programming Language :: Python :: 3.12',