🚨 🚨 🚨 Goodbye Python 3.8! 🚨 🚨 🚨 (#3194)

.github/workflows/integration_tests.yml

@@ -27,10 +27,10 @@ jobs:
       fail-fast: false
     steps:
     - uses: actions/[email protected]
-    - name: Set up python 3.8
+    - name: Set up python 3.9
       uses: actions/setup-python@v3
       with:
-        python-version: 3.8
+        python-version: 3.9
         cache: 'pip'
         cache-dependency-path: 'setup.py'
 

.github/workflows/quality.yml

@@ -7,10 +7,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/[email protected]
-    - name: Set up Python 3.8
+    - name: Set up Python 3.9
       uses: actions/setup-python@v3
       with:
-        python-version: 3.8
+        python-version: 3.9
         cache: 'pip'
         cache-dependency-path: 'setup.py'
     - name: Install Python dependencies

.github/workflows/stale.yml

@@ -21,7 +21,7 @@ jobs:
     - name: Setup Python
       uses: actions/setup-python@v3
       with:
-        python-version: 3.8
+        python-version: 3.9
         cache: 'pip'
         cache-dependency-path: 'setup.py'
 

.github/workflows/test.yml

@@ -39,10 +39,10 @@ jobs:
         ]
     steps:
     - uses: actions/[email protected]
-    - name: Set up python 3.8
+    - name: Set up python 3.9
       uses: actions/setup-python@v3
       with:
-        python-version: 3.8
+        python-version: 3.9
         cache: 'pip'
         cache-dependency-path: 'setup.py'
 

.github/workflows/test_imports.yml

@@ -27,10 +27,10 @@ jobs:
         ]
     steps:
     - uses: actions/[email protected]
-    - name: Set up python 3.8
+    - name: Set up python 3.9
       uses: actions/setup-python@v3
       with:
-        python-version: 3.8
+        python-version: 3.9
         cache: 'pip'
         cache-dependency-path: 'setup.py'
 

docker/accelerate-cpu/Dockerfile

@@ -1,7 +1,7 @@
 # Builds CPU-only Docker image of PyTorch
 # Uses multi-staged approach to reduce size
 # Stage 1
-FROM python:3.8-slim as compile-image
+FROM python:3.9-slim as compile-image
 
 ARG DEBIAN_FRONTEND=noninteractive
 
@@ -25,7 +25,7 @@ RUN python3 -m pip install --no-cache-dir \
     --extra-index-url https://download.pytorch.org/whl/cpu
 
 # Stage 2
-FROM python:3.8-slim AS build-image
+FROM python:3.9-slim AS build-image
 COPY --from=compile-image /opt/venv /opt/venv
 RUN useradd -ms /bin/bash user
 USER user

setup.py

@@ -69,7 +69,7 @@
             "accelerate-merge-weights=accelerate.commands.merge:main",
         ]
     },
-    python_requires=">=3.8.0",
+    python_requires=">=3.9.0",
     install_requires=[
         "numpy>=1.17,<3.0.0",
         "packaging>=20.0",