revert github actions to python 3.8

.github/workflows/doc-automation.yml

@@ -6,10 +6,10 @@ jobs:
   build_docs_job:
     runs-on: ubuntu-20.04
     steps:
-    - name: Setup Python 3.10
+    - name: Setup Python 3.8
       uses: actions/setup-python@v4
       with:
-        python-version: 3.10.8
+        python-version: 3.8
         architecture: x64
     - name: Checkout
       uses: actions/checkout@v3

.github/workflows/docker-nightly-build.yml

@@ -8,10 +8,10 @@ jobs:
   nightly:
     runs-on: ubuntu-20.04
     steps:
-      - name: Setup Python 3.10
+      - name: Setup Python 3.8
         uses: actions/setup-python@v4
         with:
-          python-version: 3.10.8
+          python-version: 3.8
           architecture: x64
       - name: Checkout TorchServe
         uses: actions/checkout@v3

.github/workflows/official_release.yml

@@ -15,18 +15,11 @@ jobs:
       matrix:
         os: [ubuntu-20.04, macOS-latest, windows-latest]
     steps:
-      - name: Setup Python 3.10
-        uses: actions/setup-python@v4
-        with:
-          python-version: 3.10.8
       - name: Setup Conda
         uses: s-weigand/setup-conda@v1
-        with:
-          activate-conda: false
       - name: Setup Anaconda
         run: |
           conda --version
-          python -V
           conda install -y conda-build anaconda-client
       - name: Checkout TorchServe
         uses: actions/checkout@v3

.github/workflows/regression_tests_cpu.yml

@@ -11,10 +11,10 @@ jobs:
       matrix:
         os: [ubuntu-20.04, macOS-latest]
     steps:
-      - name: Setup Python 3.10
-        uses: actions/setup-python@v4
+      - name: Setup Python 3.8
+        uses: actions/setup-python@v3
         with:
-          python-version: 3.10.8
+          python-version: 3.8
           architecture: x64
       - name: Setup Java 17
         uses: actions/setup-java@v3

.github/workflows/regression_tests_gpu.yml

@@ -23,10 +23,10 @@ jobs:
         run: sudo add-apt-repository ppa:git-core/ppa -y && sudo apt-get update && sudo apt-get install git -y
       - name: Check git version
         run: git --version
-      - name: Setup Python 3.10
-        uses: actions/setup-python@v4
+      - name: Setup Python 3.8
+        uses: actions/setup-python@v3
         with:
-          python-version: 3.10.8
+          python-version: 3.8
           architecture: x64
       - name: Setup Java 17
         uses: actions/setup-java@v3

.github/workflows/torchserve-nightly-build.yml

@@ -13,16 +13,9 @@ jobs:
       matrix:
         os: [ubuntu-20.04, macOS-latest, windows-latest]
     steps:
-      - name: Setup Python 3.10
-        uses: actions/setup-python@v4
-        with:
-          python-version: 3.10.8
       - name: Setup Conda
         uses: s-weigand/setup-conda@v1
-        with:
-          activate-conda: false
       - run: conda --version
-      - run: python -V
       - run: conda install -y conda-build anaconda-client
       - name: Checkout TorchServe
         uses: actions/checkout@v3