Update actions versions

rffontenelle · rffontenelle · commit d3230e5e9232 · 2022-10-24T14:03:54.000-03:00
One of the reason is that some of them use node.js 12, which is
now deprecated. Actions is displaying warnings about it.

v4 of setup-python is particular useful because it introduces
package caching, which reduces the time of workflow run.
diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
@@ -23,18 +23,20 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out ${{ github.repository }}
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
       - name: Check out CPython
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           repository: python/cpython
           persist-credentials: false
           ref: ${{ env.CPYTHON_BRANCH }}
           path: cpython
       - name: Set up Python 3.9
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
         with:
           python-version: '3.9'
+          cache: 'pip'
+          cache-dependency-path: '**/requirements*.txt'
       - name: Install Transifex CLI
         run: |
           curl -o- https://raw.githubusercontent.com/transifex/cli/master/install.sh | bash
@@ -83,14 +85,20 @@ jobs:
         run:
           echo "CURRENT_BRANCH=$(echo ${GITHUB_REF#refs/heads/} | tr / -)" >> $GITHUB_ENV
       - name: Check out source branch (${{ env.CURRENT_BRANCH }})
-        uses: actions/checkout@v1
+        uses: actions/checkout@v3
         with:
           path: ${{ env.CURRENT_BRANCH }}
       - name: Check out target branch (${{ matrix.branch }})
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           ref: ${{ matrix.branch }}
           path: ${{ matrix.branch }}
+      - name: Set up Python 3.9
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.9'
+          cache: 'pip'
+          cache-dependency-path: '**/requirements*.txt'
       - name: Install dependencies
         run: |
           sudo apt update -y && sudo apt install gettext -y
