[CI] Reuse Python provisioning code (#5457)

Author: kwasd

.github/actions/setup-python/action.yml

@@ -0,0 +1,23 @@
+name: setup-python
+description: Sets up python
+inputs:
+  python_version:
+    description: Python version
+    default: "3.10"
+  use_pyenv:
+    description: Use pyenv to install Python
+    default: "false"
+runs:
+  using: "composite"
+  steps:
+    - name: Install Python (using actions/setup-python) ${{ inputs.python_version }}
+      if: ${{ !inputs.use_pyenv }}
+      uses: actions/setup-python@v6
+      with:
+        python-version: ${{ inputs.python_version }}
+
+    - name: Install Python (from pyenv) ${{ inputs.python_version }}
+      if: ${{ inputs.use_pyenv }}
+      uses: ./.github/actions/setup-pyenv-python
+      with:
+        python-version: ${{ inputs.python_version }}

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

@@ -99,17 +99,11 @@ jobs:
           path: $HOME/.cache/pip
           key: pip-${{ inputs.python_version }}-${{ hashFiles('pyproject.toml', 'setup.py') }}-${{ env.PIP_CACHE_NUMBER }}
 
-      - name: Install Python (using actions/setup-python) ${{ inputs.python_version }}
-        if: ${{ !inputs.use_pyenv_python }}
-        uses: actions/setup-python@v6
+      - name: Install Python
+        uses: ./.github/actions/setup-python
         with:
-          python-version: ${{ inputs.python_version }}
-
-      - name: Install Python (from pyenv) ${{ inputs.python_version }}
-        if: ${{ inputs.use_pyenv_python }}
-        uses: ./.github/actions/setup-pyenv-python
-        with:
-          python-version: ${{ inputs.python_version }}
+          python_version: ${{ inputs.python_version }}
+          use_pyenv: ${{ inputs.use_pyenv_python }}
 
       # Build PyTorch here once, integration tests jobs should load it from cache.
       - name: Setup PyTorch
@@ -229,17 +223,11 @@ jobs:
           path: $HOME/.cache/pip
           key: pip-${{ inputs.python_version }}-${{ matrix.suite }}-${{ hashFiles('pyproject.toml', 'setup.py') }}-${{ env.PIP_CACHE_NUMBER }}
 
-      - name: Install Python (using actions/setup-python) ${{ inputs.python_version }}
-        if: ${{ !inputs.use_pyenv_python }}
-        uses: actions/setup-python@v6
-        with:
-          python-version: ${{ inputs.python_version }}
-
-      - name: Install Python (from pyenv) ${{ inputs.python_version }}
-        if: ${{ inputs.use_pyenv_python }}
-        uses: ./.github/actions/setup-pyenv-python
+      - name: Install Python
+        uses: ./.github/actions/setup-python
         with:
-          python-version: ${{ inputs.python_version }}
+          python_version: ${{ inputs.python_version }}
+          use_pyenv: ${{ inputs.use_pyenv_python }}
 
       - name: Setup PyTorch
         uses: ./.github/actions/setup-pytorch
@@ -423,10 +411,11 @@ jobs:
           path: reports
           merge-multiple: true
 
-      - name: Install Python (using actions/setup-python) ${{ inputs.python_version }}
-        uses: actions/setup-python@v6
+      - name: Install Python
+        uses: ./.github/actions/setup-python
         with:
-          python-version: ${{ inputs.python_version }}
+          python_version: ${{ inputs.python_version }}
+          use_pyenv: ${{ inputs.use_pyenv_python }}
 
       - name: Install pass_rate dependencies
         run: |

.github/workflows/build-test.yml

@@ -78,10 +78,11 @@ jobs:
           path: $HOME/.cache/pip
           key: pip-3.10-${{ hashFiles('.pre-commit-config.yaml') }}-${{ env.CACHE_NUMBER }}
 
-      - name: Install Python (from pyenv)
-        uses: ./.github/actions/setup-pyenv-python
+      - name: Install Python
+        uses: ./.github/actions/setup-python
         with:
-          python-version: '3.10'
+          python_version: "3.10"
+          use_pyenv: true
 
       - name: Run pre-commit checks
         run: |

.github/workflows/coverity.yml

@@ -24,10 +24,11 @@ jobs:
         run: |
           sudo apt install -y file
 
-      - name: Install Python (from pyenv)
-        uses: ./.github/actions/setup-pyenv-python
+      - name: Install Python
+        uses: ./.github/actions/setup-python
         with:
-          python-version: '3.10'
+          python_version: "3.10"
+          use_pyenv: true
 
       - name: Load coverity from cache
         id: coverity-cache

.github/workflows/e2e-accuracy.yml

@@ -148,10 +148,11 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v5
 
-      - name: Install Python (from pyenv)
-        uses: ./.github/actions/setup-pyenv-python
+      - name: Install Python
+        uses: ./.github/actions/setup-python
         with:
-          python-version: "3.10"
+          python_version: "3.10"
+          use_pyenv: true
 
       - name: Download all artifacts
         uses: actions/download-artifact@v6

.github/workflows/e2e-reusable.yml

@@ -84,9 +84,9 @@ jobs:
           key: pip-$PYTHON_VERSION-$GITHUB_SHA
 
       - name: Install Python
-        uses: actions/setup-python@v6
+        uses: ./.github/actions/setup-python
         with:
-          python-version: ${{ env.PYTHON_VERSION }}
+          python_version: ${{ env.PYTHON_VERSION }}
 
       - name: Install Python build dependencies
         run: |