Add deprecation warning for Python 3.9

CHANGELOG.md

@@ -56,7 +56,9 @@ Also, there are quite a few offloading improvements and many quality-of-life cha
   - improve offloading of models with controlnet  
   - more aggressive offloading of controlnets with lowvram flag  
 - **Quantization**
-  - **sdnq**: add quantized matmul support for all quantization types and group sizes  
+  - **sdnq**
+    - add quantized matmul support for all quantization types and group sizes  
+    - improve the performance of low bit quants  
   - **nunchaku**: update to `nunchaku==1.0.0`  
     *note*: nunchaku updated the repo which will trigger re-download of nunchaku models when first used  
     nunchaku is currently available for: *Flux.1 Dev/Schnell/Kontext/Krea/Depth/Fill*, *Qwen-Image/Qwen-Lightning*, *SANA-1.6B*  
@@ -74,9 +76,8 @@ Also, there are quite a few offloading improvements and many quality-of-life cha
   - downgrade rocm to `torch==2.7.1`  
   - set the minimum supported rocm version on linux to `rocm==6.0`  
   - disallow `zluda` and `directml` on non-windows platforms  
-- **OpenVINO**
-  - update to `openvino==2025.3.0`  
-  - add deprecation warning for Python 3.9  
+  - update openvino to `openvino==2025.3.0`  
+  - add deprecation warning for `python==3.9`  
 - **Fixes**
   - normalize path hanlding when deleting images  
   - unified compile upscalers  

installer.py

@@ -583,6 +583,8 @@ def check_python(supported_minors=[], experimental_minors=[], reason=None):
                 sys.exit(1)
     if int(sys.version_info.minor) == 12:
         os.environ.setdefault('SETUPTOOLS_USE_DISTUTILS', 'local') # hack for python 3.11 setuptools
+    if int(sys.version_info.minor) == 9:
+        log.warning("Python 3.9 support is scheduled to be removed")
     if not args.skip_git:
         git_cmd = os.environ.get('GIT', "git")
         if shutil.which(git_cmd) is None:
@@ -713,7 +715,7 @@ def install_rocm_zluda():
     log.info(msg)
 
     if sys.platform == "win32": # TODO install: enable ROCm for windows when available
-        #check_python(supported_minors=[9, 10, 11, 12, 13], reason='ZLUDA backend requires a Python version between 3.9 and 3.13')
+        #check_python(supported_minors=[10, 11, 12, 13], reason='ZLUDA backend requires a Python version between 3.10 and 3.13')
 
         if args.device_id is not None:
             if os.environ.get('HIP_VISIBLE_DEVICES', None) is not None:
@@ -743,7 +745,7 @@ def install_rocm_zluda():
             log.info('Using CPU-only torch')
             torch_command = os.environ.get('TORCH_COMMAND', 'torch torchvision')
     else:
-        #check_python(supported_minors=[9, 10, 11, 12, 13], reason='ROCm backend requires a Python version between 3.9 and 3.13')
+        #check_python(supported_minors=[10, 11, 12, 13], reason='ROCm backend requires a Python version between 3.10 and 3.13')
 
         if os.environ.get("TORCH_ROCM_AOTRITON_ENABLE_EXPERIMENTAL", None) is None:
             os.environ.setdefault('TORCH_ROCM_AOTRITON_ENABLE_EXPERIMENTAL', '1')
@@ -787,7 +789,7 @@ def install_rocm_zluda():
 
 def install_ipex():
     t_start = time.time()
-    #check_python(supported_minors=[9, 10, 11, 12, 13], reason='IPEX backend requires a Python version between 3.9 and 3.13')
+    #check_python(supported_minors=[10, 11, 12, 13], reason='IPEX backend requires a Python version between 3.10 and 3.13')
     args.use_ipex = True # pylint: disable=attribute-defined-outside-init
     log.info('IPEX: Intel OneAPI toolkit detected')
 
@@ -826,8 +828,6 @@ def install_openvino():
     t_start = time.time()
     log.info('OpenVINO: selected')
     #check_python(supported_minors=[10, 11, 12, 13], reason='OpenVINO backend requires a Python version between 3.10 and 3.13')
-    if int(sys.version_info.major) == 3 and int(sys.version_info.minor) == 9:
-        log.warning("Python 3.9 support will be removed with the next OpenVINO release!")
 
     if sys.platform == 'darwin':
         torch_command = os.environ.get('TORCH_COMMAND', 'torch==2.8.0 torchvision==0.23.0')