Read version from python-version-file only if python-version is unset and upgrade uv to 0.9.3

.github/workflows/github_actions_linter.yml

@@ -1,6 +1,7 @@
 name: Lint GitHub Actions workflows
 
-on: [ push ]
+on:
+  - push
 
 jobs:
   actionlint:

.github/workflows/test.yml

@@ -119,3 +119,65 @@ jobs:
 
           python --version 2>&1 | grep -F "3.11.5"
           test "$(python3 -m pip --version)" = "$(pip --version)"
+
+  test_python_resolution_order:
+    runs-on: ubuntu-latest
+    container: amazonlinux:2023
+    steps:
+      - name: Setup runner
+        run: |
+          yum install -y git sudo tar gzip which
+
+      - name: Checkout
+        run: |
+          git clone --depth 1 -b "${GITHUB_HEAD_REF:-$GITHUB_REF_NAME}" "https://github.com/${GITHUB_REPOSITORY}.git" .
+
+      - name: Create python version file
+        run: |
+          echo '3.12' > .python-version
+
+      - name: Install python
+        uses: ./
+        with:
+          python-version: "3.13"
+
+      - name: Test python version
+        run: |
+          set -x
+
+          which python3
+          which python
+
+          python3 --version
+          python --version
+
+          python3 --version 2>&1 | grep -F "3.13"
+
+  test_invalid_action_input:
+    runs-on: ubuntu-latest
+    container: amazonlinux:2023
+    steps:
+      - name: Setup runner
+        run: |
+          yum install -y git sudo tar gzip which
+
+      - name: Checkout
+        run: |
+          git clone --depth 1 -b "${GITHUB_HEAD_REF:-$GITHUB_REF_NAME}" "https://github.com/${GITHUB_REPOSITORY}.git" .
+
+      - name: Install python
+        id: test-installation
+        continue-on-error: true
+        uses: ./
+
+      - name: Test python version
+        shell: bash
+        run: |
+          set -x
+
+          if [[ "${{ steps.test-installation.outcome }}" == "success" ]]; then
+            echo "error: The action should have failed because both python-version and python-version-file were not given but it has suceeded."
+            exit 1
+          else
+            echo "success: The action successfully failed because both python-version and python-version-file were not given"
+          fi

action.yml

@@ -2,7 +2,7 @@ name: 'Setup python amazon linux'
 description: 'setup-python action for amazon linux self hosted runners'
 inputs:
   python-version:
-    description: 'Version of python to be installed. Reads from .python-version if unset.'
+    description: 'Version of python to be installed. Reads from python-version-file if unset.'
   python-version-file:
     description: 'Version of python to be installed'
     default: '.python-version'
@@ -26,9 +26,8 @@ runs:
       run: |
         installation_directory="${{ github.action_path }}/.setup-python-amazon-linux/uv"
         echo "Installing uv.. installation_directory=${installation_directory}"
-        uv_version="0.8.18"
-        # HOME is set to foobar till this is resolved https://github.com/astral-sh/uv/issues/6965#issuecomment-2915796022
-        curl -LsSf "https://github.com/astral-sh/uv/releases/download/${uv_version}/uv-installer.sh" | HOME="foobar" UV_UNMANAGED_INSTALL="${installation_directory}" bash --login
+        uv_version="0.9.13"
+        curl -LsSf "https://github.com/astral-sh/uv/releases/download/${uv_version}/uv-installer.sh" | UV_UNMANAGED_INSTALL="${installation_directory}" bash --login
         echo "${installation_directory}" >> "${GITHUB_PATH}"
 
     - name: Find desired python version

find-desired-python-version.sh

@@ -6,8 +6,14 @@ specified_version="$1"
 specified_version_file="$2"
 
 desired_python_version="${specified_version}"
-if [ -f "${specified_version_file}" ]; then
+
+if [[ -z "${desired_python_version}" && -f "${specified_version_file}" ]]; then
   desired_python_version=$(cat "${specified_version_file}")
 fi
 
+if [[ -z "${desired_python_version}" ]]; then
+  echo "❌ error: Both inputs .python-version and .python-version-file are not given. Kindly provide one of them." >&2
+  exit 1
+fi
+
 echo "${desired_python_version}"