update to 3.9 and drop 3.8

Signed-off-by: YunLiu <55491388+KumoLiu@users.noreply.github.com>

.github/workflows/pythonapp.yml

@@ -32,7 +32,7 @@ jobs:
     strategy:
       matrix:
         os: [windows-latest, ubuntu-latest]
-        python-version: ["3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.9", "3.10", "3.11"]
     steps:
       - uses: actions/checkout@v4
       - name: Set up Python
@@ -51,7 +51,7 @@ jobs:
       MONAI_ZOO_AUTH_TOKEN: ${{ github.token }}
     strategy:
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.9", "3.10", "3.11"]
     steps:
       - uses: actions/checkout@v4
       - name: Set up Python
@@ -84,7 +84,7 @@ jobs:
       MONAI_ZOO_AUTH_TOKEN: ${{ github.token }}
     strategy:
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.9", "3.10", "3.11"]
     steps:
       - uses: actions/checkout@v4
         with:
@@ -145,7 +145,7 @@ jobs:
       MONAI_ZOO_AUTH_TOKEN: ${{ github.token }}
     strategy:
       matrix:
-        python-version: ["3.8", "3.9"]
+        python-version: ["3.9"]
     steps:
       - uses: actions/checkout@v4
       - name: Set up Python

.github/workflows/release.yml

@@ -35,10 +35,10 @@ jobs:
         with:
           fetch-depth: 0
       - uses: actions/setup-node@v4
-      - name: Set up Python 3.8
+      - name: Set up Python 3.9
         uses: actions/setup-python@v5
         with:
-          python-version: 3.8
+          python-version: 3.9
       - name: Cache for pip
         uses: actions/cache@v4
         id: cache

.readthedocs.yml

@@ -20,7 +20,7 @@ version: 2
 build:
   os: ubuntu-22.04
   tools:
-    python: "3.8"
+    python: "3.9"
 
 # Build documentation in the docs/ directory with Sphinx
 sphinx:

docs/source/installation.rst

@@ -50,7 +50,7 @@ Prerequisites
 --------------------------
 MONAI Label supports both **Ubuntu** and **Windows** OS with GPU/CUDA enabled.
 
-Make sure you have python 3.8/3.9 version environment with PyTorch and CUDA installed. MONAI Label features on other python version are not verified.
+Make sure you have python 3.9/3.10 version environment with PyTorch and CUDA installed. MONAI Label features on other python version are not verified.
 
 - Install `Python <https://www.python.org/downloads/>`_
 - Install the following Python libraries

plugins/cellprofiler/runvista2d.py

@@ -47,7 +47,7 @@
 
 Installation:
 
-This module has no external dependencies other than the python(>3.8) build-in dependencies.
+This module has no external dependencies other than the python(>3.9) build-in dependencies.
 
 You'll need to set up the VISTA2D based MONAI Label server based on the tutorial https://github.com/Project-MONAI/MONAILabel/tree/main/plugins/cellprofiler. After setting up the server, please
 provide the server address to this plugin.s

plugins/cvat/endoscopy/deepedit.yaml

@@ -23,7 +23,7 @@ metadata:
 
 spec:
   description: A pre-trained DeepEdit model for interactive model for Endoscopy
-  runtime: 'python:3.8'
+  runtime: 'python:3.9'
   handler: main:handler
   eventTimeout: 30s
 

plugins/cvat/endoscopy/inbody.yaml

@@ -24,7 +24,7 @@ metadata:
 
 spec:
   description: A pre-trained classification model for Endoscopy to flag if image follows InBody or OutBody
-  runtime: 'python:3.8'
+  runtime: 'python:3.9'
   handler: main:handler
   eventTimeout: 30s
 

plugins/cvat/endoscopy/tooltracking.yaml

@@ -23,7 +23,7 @@ metadata:
 
 spec:
   description: A pre-trained tool tracking model for Endoscopy
-  runtime: 'python:3.8'
+  runtime: 'python:3.9'
   handler: main:handler
   eventTimeout: 30s
 

plugins/cvat/pathology/deepedit_nuclei.yaml

@@ -23,7 +23,7 @@ metadata:
 
 spec:
   description: A pre-trained interaction/deepedit model for Pathology
-  runtime: 'python:3.8'
+  runtime: 'python:3.9'
   handler: main:handler
   eventTimeout: 30s
 

plugins/cvat/pathology/nuclick.yaml

@@ -24,7 +24,7 @@ metadata:
 
 spec:
   description: A pre-trained NuClick model for interactive cell segmentation for Pathology
-  runtime: 'python:3.8'
+  runtime: 'python:3.9'
   handler: main:handler
   eventTimeout: 30s
 

plugins/cvat/pathology/segmentation_nuclei.yaml

@@ -27,7 +27,7 @@ metadata:
 
 spec:
   description: A pre-trained semantic segmentation model for Pathology
-  runtime: 'python:3.8'
+  runtime: 'python:3.9'
   handler: main:handler
   eventTimeout: 30s
 

setup.cfg

@@ -27,7 +27,7 @@ project_urls =
     Source Code=https://github.com/Project-MONAI/MONAILabel
 
 [options]
-python_requires = >= 3.8
+python_requires = >= 3.9
 # for compiling and develop setup only
 # no need to specify the versions so that we could
 # compile for multiple targeted versions.