Move more workflows to 3.9 (pytorch#139145)

Specifically mergebot and others should be using 3.9 now

Pull Request resolved: pytorch#139145
Approved by: https://github.com/kit1980, https://github.com/Skylion007, https://github.com/huydhn

Author: malfet

.github/workflows/_buck-build-test.yml

@@ -60,7 +60,7 @@ jobs:
       - name: Setup miniconda
         uses: pytorch/test-infra/.github/actions/setup-miniconda@main
         with:
-          python-version: 3.8
+          python-version: 3.9
           environment-file: .github/requirements/conda-env-${{ runner.os }}-${{ runner.arch }}
 
       - name: Install Buck

.github/workflows/_mac-build.yml

@@ -30,9 +30,9 @@ on:
       python-version:
         required: false
         type: string
-        default: "3.8"
+        default: "3.9"
         description: |
-          The python version to be used. Will be 3.8 by default
+          The python version to be used. Will be 3.9 by default
       environment-file:
         required: false
         type: string

.github/workflows/_mac-test-mps.yml

@@ -17,9 +17,9 @@ on:
       python-version:
         required: false
         type: string
-        default: "3.8"
+        default: "3.9"
         description: |
-          The python version to be used. Will be 3.8 by default
+          The python version to be used. Will be 3.9 by default
       test-matrix:
         required: true
         type: string

.github/workflows/_mac-test.yml

@@ -21,9 +21,9 @@ on:
       python-version:
         required: false
         type: string
-        default: "3.8"
+        default: "3.9"
         description: |
-          The python version to be used. Will be 3.8 by default
+          The python version to be used. Will be 3.9 by default
       timeout-minutes:
         required: false
         type: number

.github/workflows/_run_android_tests.yml

@@ -64,7 +64,7 @@ jobs:
       - name: Setup miniconda
         uses: pytorch/test-infra/.github/actions/setup-miniconda@main
         with:
-          python-version: 3.8
+          python-version: 3.9
           environment-file: .github/requirements/conda-env-${{ runner.os }}-${{ runner.arch }}.txt
 
       - name: Install NDK

.github/workflows/_win-build.yml

@@ -146,7 +146,7 @@ jobs:
           BUILD_WHEEL: 1
           MAX_JOBS: 8
           CUDA_VERSION: ${{ inputs.cuda-version }}
-          PYTHON_VERSION: "3.8"
+          PYTHON_VERSION: "3.9"
           SCCACHE_BUCKET: "ossci-compiler-cache"
           SCCACHE_S3_KEY_PREFIX: ${{ github.workflow }}
           SCCACHE_REGION: us-east-1

.github/workflows/_win-test.yml

@@ -155,7 +155,7 @@ jobs:
         env:
           USE_CUDA: ${{ inputs.cuda-version != 'cpu' && '1' || '0' }}
           INSTALL_WINDOWS_SDK: 1
-          PYTHON_VERSION: 3.8
+          PYTHON_VERSION: 3.9
           CONTINUE_THROUGH_ERROR: ${{ steps.keep-going.outputs.keep-going }}
           VERBOSE_TEST_LOGS: ${{ steps.keep-going.outputs.ci-verbose-test-logs }}
           TEST_SHOWLOCALS: ${{ steps.keep-going.outputs.ci-test-showlocals }}

.github/workflows/check-labels.yml

@@ -46,7 +46,7 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@v4
         with:
-          python-version: '3.8'
+          python-version: '3.9'
           architecture: x64
           check-latest: false
           cache: pip

.github/workflows/check_mergeability_ghstack.yml

@@ -52,7 +52,7 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@v4
         with:
-          python-version: '3.8'
+          python-version: '3.9'
           cache: pip
           architecture: x64
 
@@ -83,4 +83,4 @@ jobs:
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.sha }}-${{ github.event_name == 'workflow_dispatch' }}
-  cancel-in-progress: true
+  cancel-in-progress: true

.github/workflows/revert.yml

@@ -22,7 +22,7 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@v4
         with:
-          python-version: '3.8'
+          python-version: '3.9'
           architecture: x64
           check-latest: false
           cache: pip