feature: add version parsing from Pipfile

Author: aradkdj

.github/workflows/test-python.yml

@@ -284,6 +284,108 @@ jobs:
         with:
           python-version-file: .tool-versions
 
+  setup-versions-from-pipfile-with-python_version:
+    name: Setup ${{ matrix.python }} ${{ matrix.os }} Pipfile with python_version
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os:
+          [
+            macos-latest,
+            windows-latest,
+            ubuntu-20.04,
+            ubuntu-22.04,
+            ubuntu-22.04-arm,
+            macos-13,
+            ubuntu-latest,
+            ubuntu-24.04-arm
+          ]
+        python: [3.9.13, 3.10.11, 3.11.9, 3.13.2]
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: build-version-file ${{ matrix.python }}
+        run: |
+          echo '[requires]
+            python_version = "${{ matrix.python }}"
+          ' > Pipenv
+
+      - name: setup-python ${{ matrix.python }}
+        id: setup-python
+        uses: ./
+        with:
+          python-version-file: Pipenv
+
+      - name: Check python-path
+        run: ./__tests__/check-python-path.sh '${{ steps.setup-python.outputs.python-path }}'
+        shell: bash
+
+      - name: Validate version
+        run: |
+          $pythonVersion = (python --version)
+          if ("Python ${{ matrix.python }}".replace("==", "") -ne "$pythonVersion"){
+            Write-Host "The current version is $pythonVersion; expected version is ${{ matrix.python }}"
+            exit 1
+          }
+          $pythonVersion
+        shell: pwsh
+
+      - name: Run simple code
+        run: python -c 'import math; print(math.factorial(5))'
+
+  setup-versions-from-pipfile-with-python_full_version:
+    name: Setup ${{ matrix.python }} ${{ matrix.os }} Pipfile with python_full_version
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os:
+          [
+            macos-latest,
+            windows-latest,
+            ubuntu-20.04,
+            ubuntu-22.04,
+            ubuntu-22.04-arm,
+            macos-13,
+            ubuntu-latest,
+            ubuntu-24.04-arm
+          ]
+        python: [3.9.13, 3.10.11, 3.11.9, 3.13.2]
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: build-version-file ${{ matrix.python }}
+        run: |
+          echo '[requires]
+            python_full_version = "${{ matrix.python }}"
+          ' > Pipenv
+
+      - name: setup-python ${{ matrix.python }}
+        id: setup-python
+        uses: ./
+        with:
+          python-version-file: Pipenv
+
+      - name: Check python-path
+        run: ./__tests__/check-python-path.sh '${{ steps.setup-python.outputs.python-path }}'
+        shell: bash
+
+      - name: Validate version
+        run: |
+          $pythonVersion = (python --version)
+          if ("Python ${{ matrix.python }}".replace("==", "") -ne "$pythonVersion"){
+            Write-Host "The current version is $pythonVersion; expected version is ${{ matrix.python }}"
+            exit 1
+          }
+          $pythonVersion
+        shell: pwsh
+
+      - name: Run simple code
+        run: python -c 'import math; print(math.factorial(5))'
+
   setup-pre-release-version-from-manifest:
     name: Setup 3.14.0-alpha.6 ${{ matrix.os }}
     runs-on: ${{ matrix.os }}

__tests__/utils.test.ts

@@ -12,6 +12,7 @@ import {
   getVersionInputFromFile,
   getVersionsInputFromPlainFile,
   getVersionInputFromTomlFile,
+  getVersionInputFromPipfileFile,
   getNextPageUrl,
   isGhes,
   IS_WINDOWS,
@@ -244,6 +245,44 @@ describe('Version from file test', () => {
       expect(_fn(toolVersionFilePath)).toEqual(['3.14t-dev']);
     }
   );
+
+  it.each([getVersionInputFromPipfileFile, getVersionInputFromFile])(
+    'Version from python_version in Pipfile',
+    async _fn => {
+      await io.mkdirP(tempDir);
+      const pythonVersionFileName = 'Pipfile';
+      const pythonVersionFilePath = path.join(tempDir, pythonVersionFileName);
+      const pythonVersion = '3.7';
+      const pythonVersionFileContent = `[requires]\npython_version = "${pythonVersion}"`;
+      fs.writeFileSync(pythonVersionFilePath, pythonVersionFileContent);
+      expect(_fn(pythonVersionFilePath)).toEqual([pythonVersion]);
+    }
+  );
+
+  it.each([getVersionInputFromPipfileFile, getVersionInputFromFile])(
+    'Version from python_full_version in Pipfile',
+    async _fn => {
+      await io.mkdirP(tempDir);
+      const pythonVersionFileName = 'Pipfile';
+      const pythonVersionFilePath = path.join(tempDir, pythonVersionFileName);
+      const pythonVersion = '3.7.0';
+      const pythonVersionFileContent = `[requires]\npython_full_version = "${pythonVersion}"`;
+      fs.writeFileSync(pythonVersionFilePath, pythonVersionFileContent);
+      expect(_fn(pythonVersionFilePath)).toEqual([pythonVersion]);
+    }
+  );
+
+  it.each([getVersionInputFromPipfileFile, getVersionInputFromFile])(
+    'Pipfile undefined version',
+    async _fn => {
+      await io.mkdirP(tempDir);
+      const pythonVersionFileName = 'Pipfile';
+      const pythonVersionFilePath = path.join(tempDir, pythonVersionFileName);
+      const pythonVersionFileContent = ``;
+      fs.writeFileSync(pythonVersionFilePath, pythonVersionFileContent);
+      expect(_fn(pythonVersionFilePath)).toEqual([]);
+    }
+  );
 });
 
 describe('getNextPageUrl', () => {