From f4b85ae24e3deb0b31366c598a66e08bb4d4bc32 Mon Sep 17 00:00:00 2001
From: Sven Serlier <85389871+wrt54g@users.noreply.github.com>
Date: Sun, 3 Jul 2022 20:10:08 +0200
Subject: [PATCH 1/9] Update actions

---
 .github/workflows/check-dist.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/check-dist.yml b/.github/workflows/check-dist.yml
index 4c3d69e2..6274fd28 100644
--- a/.github/workflows/check-dist.yml
+++ b/.github/workflows/check-dist.yml
@@ -21,7 +21,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: Set Node.js 16.x
         uses: actions/setup-node@v3
@@ -45,7 +45,7 @@ jobs:
         id: diff
 
       # If index.js was different than expected, upload the expected version as an artifact
-      - uses: actions/upload-artifact@v2
+      - uses: actions/upload-artifact@v3
         if: ${{ failure() && steps.diff.conclusion == 'failure' }}
         with:
           name: dist

From 5a1dd6b34d3ec33151c395cf8fc433629fdcc47c Mon Sep 17 00:00:00 2001
From: Sven Serlier <85389871+wrt54g@users.noreply.github.com>
Date: Sun, 3 Jul 2022 20:11:27 +0200
Subject: [PATCH 2/9] Update actions

---
 .github/workflows/codeql-analysis.yml | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index c30fab46..3ea240d8 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -18,11 +18,11 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
-      uses: github/codeql-action/init@v1
+      uses: github/codeql-action/init@v2
       # Override language selection by uncommenting this and choosing your languages
       # with:
       #   languages: go, javascript, csharp, python, cpp, java
@@ -30,7 +30,7 @@ jobs:
     # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
     # If this step fails, then you should remove it and run the build manually (see below)
     - name: Autobuild
-      uses: github/codeql-action/autobuild@v1
+      uses: github/codeql-action/autobuild@v2
 
     # ℹ️ Command-line programs to run using the OS shell.
     # 📚 https://git.io/JvXDl
@@ -44,4 +44,4 @@ jobs:
     #   make release
 
     - name: Perform CodeQL Analysis
-      uses: github/codeql-action/analyze@v1
+      uses: github/codeql-action/analyze@v2

From 7d9c63da1be5117e942432dfba15cb5583b6f811 Mon Sep 17 00:00:00 2001
From: Sven Serlier <85389871+wrt54g@users.noreply.github.com>
Date: Sun, 3 Jul 2022 20:13:21 +0200
Subject: [PATCH 3/9] Update actions/checkout to v3

---
 .github/workflows/licensed.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/licensed.yml b/.github/workflows/licensed.yml
index a78560b8..6f4cd922 100644
--- a/.github/workflows/licensed.yml
+++ b/.github/workflows/licensed.yml
@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     name: Check licenses
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - name: Set Node.js 16.x
         uses: actions/setup-node@v3
         with:

From d08a9d79f10546626afc655b2a5376f88e0126ff Mon Sep 17 00:00:00 2001
From: Sven Serlier <85389871+wrt54g@users.noreply.github.com>
Date: Sun, 3 Jul 2022 20:13:56 +0200
Subject: [PATCH 4/9] Update actions

---
 .github/workflows/release-new-action-version.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/release-new-action-version.yml b/.github/workflows/release-new-action-version.yml
index 955ced7e..968c77fb 100644
--- a/.github/workflows/release-new-action-version.yml
+++ b/.github/workflows/release-new-action-version.yml
@@ -21,7 +21,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Update the ${{ env.TAG_NAME }} tag
-      uses: actions/publish-action@v0.1.0
+      uses: actions/publish-action@v0.2.0
       with:
         source-tag: ${{ env.TAG_NAME }}
-        slack-webhook: ${{ secrets.SLACK_WEBHOOK }}
\ No newline at end of file
+        slack-webhook: ${{ secrets.SLACK_WEBHOOK }}

From 4a7ca55b4090b249d2dbdb572c6bf83ca085ae44 Mon Sep 17 00:00:00 2001
From: Sven Serlier <85389871+wrt54g@users.noreply.github.com>
Date: Sun, 3 Jul 2022 20:14:29 +0200
Subject: [PATCH 5/9] Update actions

---
 .github/workflows/test-pypy.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/test-pypy.yml b/.github/workflows/test-pypy.yml
index e4a53bb2..4800662e 100644
--- a/.github/workflows/test-pypy.yml
+++ b/.github/workflows/test-pypy.yml
@@ -34,7 +34,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
   
       - name: setup-python ${{ matrix.pypy }}
         id: setup-python

From b318cecd93bd700ebeebeba61bcae2f0231111ce Mon Sep 17 00:00:00 2001
From: Sven Serlier <85389871+wrt54g@users.noreply.github.com>
Date: Sun, 3 Jul 2022 20:15:21 +0200
Subject: [PATCH 6/9] Update actions/checkout to v3

---
 .github/workflows/workflow.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/workflow.yml b/.github/workflows/workflow.yml
index 171e2055..5c8cc77f 100644
--- a/.github/workflows/workflow.yml
+++ b/.github/workflows/workflow.yml
@@ -17,7 +17,7 @@ jobs:
         operating-system: [ubuntu-latest, windows-latest]
     steps:
     - name: Checkout
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
 
     - name: Set Node.js 16.x
       uses: actions/setup-node@v3

From b88a682917db311eac9aab40569d7ee9db572924 Mon Sep 17 00:00:00 2001
From: IvanZosimov <ivanzosimov@github.com>
Date: Fri, 15 Jul 2022 16:52:20 +0200
Subject: [PATCH 7/9] Fix resolveVersionInput() logic

---
 dist/setup/index.js | 15 +++++++++------
 src/setup-python.ts | 22 ++++++++++++----------
 2 files changed, 21 insertions(+), 16 deletions(-)

diff --git a/dist/setup/index.js b/dist/setup/index.js
index 9ac89a4f..57bd35fe 100644
--- a/dist/setup/index.js
+++ b/dist/setup/index.js
@@ -65262,17 +65262,20 @@ function resolveVersionInput() {
     }
     if (versionFile) {
         if (!fs_1.default.existsSync(versionFile)) {
-            logWarning(`The specified python version file at: ${versionFile} doesn't exist. Attempting to find .python-version file.`);
-            versionFile = '.python-version';
-            if (!fs_1.default.existsSync(versionFile)) {
-                throw new Error(`The ${versionFile} doesn't exist.`);
-            }
+            throw new Error(`The specified python version file at: ${versionFile} doesn't exist.`);
         }
         version = fs_1.default.readFileSync(versionFile, 'utf8');
         core.info(`Resolved ${versionFile} as ${version}`);
         return version;
     }
-    core.warning("Neither 'python-version' nor 'python-version-file' inputs were supplied.");
+    logWarning("Neither 'python-version' nor 'python-version-file' inputs were supplied. Attempting to find '.python-version' file.");
+    versionFile = '.python-version';
+    if (fs_1.default.existsSync(versionFile)) {
+        version = fs_1.default.readFileSync(versionFile, 'utf8');
+        core.info(`Resolved ${versionFile} as ${version}`);
+        return version;
+    }
+    logWarning(`${versionFile} doesn't exist.`);
     return version;
 }
 function run() {
diff --git a/src/setup-python.ts b/src/setup-python.ts
index db17735b..23356889 100644
--- a/src/setup-python.ts
+++ b/src/setup-python.ts
@@ -38,24 +38,26 @@ function resolveVersionInput(): string {
 
   if (versionFile) {
     if (!fs.existsSync(versionFile)) {
-      logWarning(
-        `The specified python version file at: ${versionFile} doesn't exist. Attempting to find .python-version file.`
+      throw new Error(
+        `The specified python version file at: ${versionFile} doesn't exist.`
       );
-      versionFile = '.python-version';
-      if (!fs.existsSync(versionFile)) {
-        throw new Error(`The ${versionFile} doesn't exist.`);
-      }
     }
-
     version = fs.readFileSync(versionFile, 'utf8');
     core.info(`Resolved ${versionFile} as ${version}`);
-
     return version;
   }
 
-  core.warning(
-    "Neither 'python-version' nor 'python-version-file' inputs were supplied."
+  logWarning(
+    "Neither 'python-version' nor 'python-version-file' inputs were supplied. Attempting to find '.python-version' file."
   );
+  versionFile = '.python-version';
+  if (fs.existsSync(versionFile)) {
+    version = fs.readFileSync(versionFile, 'utf8');
+    core.info(`Resolved ${versionFile} as ${version}`);
+    return version;
+  }
+
+  logWarning(`${versionFile} doesn't exist.`);
 
   return version;
 }

From 592a7a7a45a48972db5452787b01b1f407e38948 Mon Sep 17 00:00:00 2001
From: Milos Pantic <101411245+panticmilos@users.noreply.github.com>
Date: Tue, 19 Jul 2022 14:20:19 +0200
Subject: [PATCH 8/9] Add linux os release info to primary key (#467)

---
 __tests__/cache-restore.test.ts      | 23 +++++++++++++++---
 dist/setup/index.js                  | 36 +++++++++++++++++++++++++---
 src/cache-distributions/pip-cache.ts | 15 +++++++++---
 src/utils.ts                         | 17 +++++++++++++
 4 files changed, 82 insertions(+), 9 deletions(-)

diff --git a/__tests__/cache-restore.test.ts b/__tests__/cache-restore.test.ts
index 573f36a9..b0d44b8f 100644
--- a/__tests__/cache-restore.test.ts
+++ b/__tests__/cache-restore.test.ts
@@ -2,6 +2,7 @@ import * as core from '@actions/core';
 import * as cache from '@actions/cache';
 import * as exec from '@actions/exec';
 import {getCacheDistributor} from '../src/cache-distributions/cache-factory';
+import * as utils from './../src/utils';
 
 describe('restore-cache', () => {
   const pipFileLockHash =
@@ -28,6 +29,7 @@ virtualenvs.path = "{cache-dir}/virtualenvs"  # /Users/patrick/Library/Caches/py
   let saveSatetSpy: jest.SpyInstance;
   let getStateSpy: jest.SpyInstance;
   let setOutputSpy: jest.SpyInstance;
+  let getLinuxOSReleaseInfoSpy: jest.SpyInstance;
 
   // cache spy
   let restoreCacheSpy: jest.SpyInstance;
@@ -74,6 +76,8 @@ virtualenvs.path = "{cache-dir}/virtualenvs"  # /Users/patrick/Library/Caches/py
         return primaryKey;
       }
     );
+
+    getLinuxOSReleaseInfoSpy = jest.spyOn(utils, 'getLinuxOSReleaseInfo');
   });
 
   describe('Validate provided package manager', () => {
@@ -109,11 +113,24 @@ virtualenvs.path = "{cache-dir}/virtualenvs"  # /Users/patrick/Library/Caches/py
           pythonVersion,
           dependencyFile
         );
+
+        if (process.platform === 'linux') {
+          getLinuxOSReleaseInfoSpy.mockImplementation(() =>
+            Promise.resolve('Ubuntu-20.4')
+          );
+        }
+
         await cacheDistributor.restoreCache();
 
-        expect(infoSpy).toHaveBeenCalledWith(
-          `Cache restored from key: setup-python-${process.env['RUNNER_OS']}-python-${pythonVersion}-${packageManager}-${fileHash}`
-        );
+        if (process.platform === 'linux' && packageManager === 'pip') {
+          expect(infoSpy).toHaveBeenCalledWith(
+            `Cache restored from key: setup-python-${process.env['RUNNER_OS']}-Ubuntu-20.4-python-${pythonVersion}-${packageManager}-${fileHash}`
+          );
+        } else {
+          expect(infoSpy).toHaveBeenCalledWith(
+            `Cache restored from key: setup-python-${process.env['RUNNER_OS']}-python-${pythonVersion}-${packageManager}-${fileHash}`
+          );
+        }
       },
       30000
     );
diff --git a/dist/setup/index.js b/dist/setup/index.js
index 57bd35fe..dec74449 100644
--- a/dist/setup/index.js
+++ b/dist/setup/index.js
@@ -64430,8 +64430,17 @@ class PipCache extends cache_distributor_1.default {
     computeKeys() {
         return __awaiter(this, void 0, void 0, function* () {
             const hash = yield glob.hashFiles(this.cacheDependencyPath);
-            const primaryKey = `${this.CACHE_KEY_PREFIX}-${process.env['RUNNER_OS']}-python-${this.pythonVersion}-${this.packageManager}-${hash}`;
-            const restoreKey = `${this.CACHE_KEY_PREFIX}-${process.env['RUNNER_OS']}-python-${this.pythonVersion}-${this.packageManager}`;
+            let primaryKey = '';
+            let restoreKey = '';
+            if (utils_1.IS_LINUX) {
+                const osRelease = yield utils_1.getLinuxOSReleaseInfo();
+                primaryKey = `${this.CACHE_KEY_PREFIX}-${process.env['RUNNER_OS']}-${osRelease}-python-${this.pythonVersion}-${this.packageManager}-${hash}`;
+                restoreKey = `${this.CACHE_KEY_PREFIX}-${process.env['RUNNER_OS']}-${osRelease}-python-${this.pythonVersion}-${this.packageManager}`;
+            }
+            else {
+                primaryKey = `${this.CACHE_KEY_PREFIX}-${process.env['RUNNER_OS']}-python-${this.pythonVersion}-${this.packageManager}-${hash}`;
+                restoreKey = `${this.CACHE_KEY_PREFIX}-${process.env['RUNNER_OS']}-python-${this.pythonVersion}-${this.packageManager}`;
+            }
             return {
                 primaryKey,
                 restoreKey: [restoreKey]
@@ -65357,16 +65366,26 @@ var __importStar = (this && this.__importStar) || function (mod) {
     __setModuleDefault(result, mod);
     return result;
 };
+var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
+    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
+    return new (P || (P = Promise))(function (resolve, reject) {
+        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
+        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
+        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
+        step((generator = generator.apply(thisArg, _arguments || [])).next());
+    });
+};
 var __importDefault = (this && this.__importDefault) || function (mod) {
     return (mod && mod.__esModule) ? mod : { "default": mod };
 };
 Object.defineProperty(exports, "__esModule", ({ value: true }));
-exports.isCacheFeatureAvailable = exports.isGhes = exports.validatePythonVersionFormatForPyPy = exports.writeExactPyPyVersionFile = exports.readExactPyPyVersionFile = exports.getPyPyVersionFromPath = exports.isNightlyKeyword = exports.validateVersion = exports.createSymlinkInFolder = exports.WINDOWS_PLATFORMS = exports.WINDOWS_ARCHS = exports.IS_LINUX = exports.IS_WINDOWS = void 0;
+exports.getLinuxOSReleaseInfo = exports.isCacheFeatureAvailable = exports.isGhes = exports.validatePythonVersionFormatForPyPy = exports.writeExactPyPyVersionFile = exports.readExactPyPyVersionFile = exports.getPyPyVersionFromPath = exports.isNightlyKeyword = exports.validateVersion = exports.createSymlinkInFolder = exports.WINDOWS_PLATFORMS = exports.WINDOWS_ARCHS = exports.IS_LINUX = exports.IS_WINDOWS = void 0;
 const cache = __importStar(__nccwpck_require__(7799));
 const core = __importStar(__nccwpck_require__(2186));
 const fs_1 = __importDefault(__nccwpck_require__(7147));
 const path = __importStar(__nccwpck_require__(1017));
 const semver = __importStar(__nccwpck_require__(1383));
+const exec = __importStar(__nccwpck_require__(1514));
 exports.IS_WINDOWS = process.platform === 'win32';
 exports.IS_LINUX = process.platform === 'linux';
 exports.WINDOWS_ARCHS = ['x86', 'x64'];
@@ -65450,6 +65469,17 @@ function isCacheFeatureAvailable() {
     return true;
 }
 exports.isCacheFeatureAvailable = isCacheFeatureAvailable;
+function getLinuxOSReleaseInfo() {
+    return __awaiter(this, void 0, void 0, function* () {
+        const { stdout, stderr, exitCode } = yield exec.getExecOutput('lsb_release', ['-i', '-r', '-s'], {
+            silent: true
+        });
+        const [osRelease, osVersion] = stdout.trim().split('\n');
+        core.debug(`OS Release: ${osRelease}, Version: ${osVersion}`);
+        return `${osVersion}-${osRelease}`;
+    });
+}
+exports.getLinuxOSReleaseInfo = getLinuxOSReleaseInfo;
 
 
 /***/ }),
diff --git a/src/cache-distributions/pip-cache.ts b/src/cache-distributions/pip-cache.ts
index 17055ea5..460b097c 100644
--- a/src/cache-distributions/pip-cache.ts
+++ b/src/cache-distributions/pip-cache.ts
@@ -7,7 +7,7 @@ import * as path from 'path';
 import os from 'os';
 
 import CacheDistributor from './cache-distributor';
-import {IS_WINDOWS} from '../utils';
+import {getLinuxOSReleaseInfo, IS_LINUX, IS_WINDOWS} from '../utils';
 
 class PipCache extends CacheDistributor {
   constructor(
@@ -57,8 +57,17 @@ class PipCache extends CacheDistributor {
 
   protected async computeKeys() {
     const hash = await glob.hashFiles(this.cacheDependencyPath);
-    const primaryKey = `${this.CACHE_KEY_PREFIX}-${process.env['RUNNER_OS']}-python-${this.pythonVersion}-${this.packageManager}-${hash}`;
-    const restoreKey = `${this.CACHE_KEY_PREFIX}-${process.env['RUNNER_OS']}-python-${this.pythonVersion}-${this.packageManager}`;
+    let primaryKey = '';
+    let restoreKey = '';
+
+    if (IS_LINUX) {
+      const osRelease = await getLinuxOSReleaseInfo();
+      primaryKey = `${this.CACHE_KEY_PREFIX}-${process.env['RUNNER_OS']}-${osRelease}-python-${this.pythonVersion}-${this.packageManager}-${hash}`;
+      restoreKey = `${this.CACHE_KEY_PREFIX}-${process.env['RUNNER_OS']}-${osRelease}-python-${this.pythonVersion}-${this.packageManager}`;
+    } else {
+      primaryKey = `${this.CACHE_KEY_PREFIX}-${process.env['RUNNER_OS']}-python-${this.pythonVersion}-${this.packageManager}-${hash}`;
+      restoreKey = `${this.CACHE_KEY_PREFIX}-${process.env['RUNNER_OS']}-python-${this.pythonVersion}-${this.packageManager}`;
+    }
 
     return {
       primaryKey,
diff --git a/src/utils.ts b/src/utils.ts
index eb3a1ba6..6eb1388f 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -3,6 +3,7 @@ import * as core from '@actions/core';
 import fs from 'fs';
 import * as path from 'path';
 import * as semver from 'semver';
+import * as exec from '@actions/exec';
 
 export const IS_WINDOWS = process.platform === 'win32';
 export const IS_LINUX = process.platform === 'linux';
@@ -119,3 +120,19 @@ export function isCacheFeatureAvailable(): boolean {
 
   return true;
 }
+
+export async function getLinuxOSReleaseInfo() {
+  const {stdout, stderr, exitCode} = await exec.getExecOutput(
+    'lsb_release',
+    ['-i', '-r', '-s'],
+    {
+      silent: true
+    }
+  );
+
+  const [osRelease, osVersion] = stdout.trim().split('\n');
+
+  core.debug(`OS Release: ${osRelease}, Version: ${osVersion}`);
+
+  return `${osVersion}-${osRelease}`;
+}

From 49a521fa062d323a7f2391290b18cf928ddfe90a Mon Sep 17 00:00:00 2001
From: Dmitry Shibanov <shibanov-1997@inbox.ru>
Date: Mon, 25 Jul 2022 15:02:06 +0200
Subject: [PATCH 9/9] Fix poetry version (#445)

---
 .github/workflows/e2e-cache.yml         |  6 ++---
 __tests__/cache-restore.test.ts         |  6 +++++
 __tests__/data/pyproject.toml           | 15 ++++++++++++
 dist/setup/index.js                     | 31 ++++++++++++++++++-------
 src/cache-distributions/poetry-cache.ts | 24 ++++++++++++++++++-
 src/setup-python.ts                     | 12 +++++-----
 src/utils.ts                            |  5 ++++
 7 files changed, 80 insertions(+), 19 deletions(-)
 create mode 100644 __tests__/data/pyproject.toml

diff --git a/.github/workflows/e2e-cache.yml b/.github/workflows/e2e-cache.yml
index 0aea4b77..2e903a48 100644
--- a/.github/workflows/e2e-cache.yml
+++ b/.github/workflows/e2e-cache.yml
@@ -72,15 +72,15 @@ jobs:
       - uses: actions/checkout@v3
       - name: Install poetry
         run: pipx install poetry
+      - name: Init pyproject.toml
+        run: mv ./__tests__/data/pyproject.toml .
       - name: Setup Python
         uses: ./
         with:
           python-version: ${{ matrix.python-version }}
           cache: 'poetry'
-      - name: Init pyproject.toml
-        run: poetry init -n
       - name: Install dependencies
-        run: poetry add flake8
+        run: poetry install
 
   python-pip-dependencies-caching-path:
     name: Test pip (Python ${{ matrix.python-version}}, ${{ matrix.os }})
diff --git a/__tests__/cache-restore.test.ts b/__tests__/cache-restore.test.ts
index b0d44b8f..8331b812 100644
--- a/__tests__/cache-restore.test.ts
+++ b/__tests__/cache-restore.test.ts
@@ -1,6 +1,7 @@
 import * as core from '@actions/core';
 import * as cache from '@actions/cache';
 import * as exec from '@actions/exec';
+import * as io from '@actions/io';
 import {getCacheDistributor} from '../src/cache-distributions/cache-factory';
 import * as utils from './../src/utils';
 
@@ -37,6 +38,9 @@ virtualenvs.path = "{cache-dir}/virtualenvs"  # /Users/patrick/Library/Caches/py
   // exec spy
   let getExecOutputSpy: jest.SpyInstance;
 
+  // io spy
+  let whichSpy: jest.SpyInstance;
+
   beforeEach(() => {
     process.env['RUNNER_OS'] = process.env['RUNNER_OS'] ?? 'linux';
 
@@ -77,6 +81,8 @@ virtualenvs.path = "{cache-dir}/virtualenvs"  # /Users/patrick/Library/Caches/py
       }
     );
 
+    whichSpy = jest.spyOn(io, 'which');
+    whichSpy.mockImplementation(() => '/path/to/python');
     getLinuxOSReleaseInfoSpy = jest.spyOn(utils, 'getLinuxOSReleaseInfo');
   });
 
diff --git a/__tests__/data/pyproject.toml b/__tests__/data/pyproject.toml
new file mode 100644
index 00000000..ff4d8bd0
--- /dev/null
+++ b/__tests__/data/pyproject.toml
@@ -0,0 +1,15 @@
+[tool.poetry]
+name = "testactiontasks"
+version = "0.1.0"
+description = ""
+authors = ["Your Name <you@example.com>"]
+
+[tool.poetry.dependencies]
+python = "^3.8"
+flake8 = "^4.0.1"
+
+[tool.poetry.dev-dependencies]
+
+[build-system]
+requires = ["poetry-core>=1.0.0"]
+build-backend = "poetry.core.masonry.api"
diff --git a/dist/setup/index.js b/dist/setup/index.js
index dec74449..3d373467 100644
--- a/dist/setup/index.js
+++ b/dist/setup/index.js
@@ -64573,9 +64573,12 @@ var __importDefault = (this && this.__importDefault) || function (mod) {
 };
 Object.defineProperty(exports, "__esModule", ({ value: true }));
 const glob = __importStar(__nccwpck_require__(8090));
+const io = __importStar(__nccwpck_require__(7436));
 const path = __importStar(__nccwpck_require__(1017));
 const exec = __importStar(__nccwpck_require__(1514));
+const core = __importStar(__nccwpck_require__(2186));
 const cache_distributor_1 = __importDefault(__nccwpck_require__(8953));
+const utils_1 = __nccwpck_require__(1314);
 class PoetryCache extends cache_distributor_1.default {
     constructor(pythonVersion, patterns = '**/poetry.lock') {
         super('poetry', patterns);
@@ -64591,6 +64594,17 @@ class PoetryCache extends cache_distributor_1.default {
             if (poetryConfig['virtualenvs.in-project'] === true) {
                 paths.push(path.join(process.cwd(), '.venv'));
             }
+            const pythonLocation = yield io.which('python');
+            if (pythonLocation) {
+                core.debug(`pythonLocation is ${pythonLocation}`);
+                const { exitCode, stderr } = yield exec.getExecOutput(`poetry env use ${pythonLocation}`, undefined, { ignoreReturnCode: true });
+                if (exitCode) {
+                    utils_1.logWarning(stderr);
+                }
+            }
+            else {
+                utils_1.logWarning('python binaries were not found in PATH');
+            }
             return paths;
         });
     }
@@ -65241,7 +65255,6 @@ var __importDefault = (this && this.__importDefault) || function (mod) {
     return (mod && mod.__esModule) ? mod : { "default": mod };
 };
 Object.defineProperty(exports, "__esModule", ({ value: true }));
-exports.logWarning = void 0;
 const core = __importStar(__nccwpck_require__(2186));
 const finder = __importStar(__nccwpck_require__(9996));
 const finderPyPy = __importStar(__nccwpck_require__(4003));
@@ -65277,14 +65290,14 @@ function resolveVersionInput() {
         core.info(`Resolved ${versionFile} as ${version}`);
         return version;
     }
-    logWarning("Neither 'python-version' nor 'python-version-file' inputs were supplied. Attempting to find '.python-version' file.");
+    utils_1.logWarning("Neither 'python-version' nor 'python-version-file' inputs were supplied. Attempting to find '.python-version' file.");
     versionFile = '.python-version';
     if (fs_1.default.existsSync(versionFile)) {
         version = fs_1.default.readFileSync(versionFile, 'utf8');
         core.info(`Resolved ${versionFile} as ${version}`);
         return version;
     }
-    logWarning(`${versionFile} doesn't exist.`);
+    utils_1.logWarning(`${versionFile} doesn't exist.`);
     return version;
 }
 function run() {
@@ -65332,11 +65345,6 @@ function run() {
         }
     });
 }
-function logWarning(message) {
-    const warningPrefix = '[warning]';
-    core.info(`${warningPrefix}${message}`);
-}
-exports.logWarning = logWarning;
 run();
 
 
@@ -65379,7 +65387,7 @@ var __importDefault = (this && this.__importDefault) || function (mod) {
     return (mod && mod.__esModule) ? mod : { "default": mod };
 };
 Object.defineProperty(exports, "__esModule", ({ value: true }));
-exports.getLinuxOSReleaseInfo = exports.isCacheFeatureAvailable = exports.isGhes = exports.validatePythonVersionFormatForPyPy = exports.writeExactPyPyVersionFile = exports.readExactPyPyVersionFile = exports.getPyPyVersionFromPath = exports.isNightlyKeyword = exports.validateVersion = exports.createSymlinkInFolder = exports.WINDOWS_PLATFORMS = exports.WINDOWS_ARCHS = exports.IS_LINUX = exports.IS_WINDOWS = void 0;
+exports.logWarning = exports.getLinuxOSReleaseInfo = exports.isCacheFeatureAvailable = exports.isGhes = exports.validatePythonVersionFormatForPyPy = exports.writeExactPyPyVersionFile = exports.readExactPyPyVersionFile = exports.getPyPyVersionFromPath = exports.isNightlyKeyword = exports.validateVersion = exports.createSymlinkInFolder = exports.WINDOWS_PLATFORMS = exports.WINDOWS_ARCHS = exports.IS_LINUX = exports.IS_WINDOWS = void 0;
 const cache = __importStar(__nccwpck_require__(7799));
 const core = __importStar(__nccwpck_require__(2186));
 const fs_1 = __importDefault(__nccwpck_require__(7147));
@@ -65480,6 +65488,11 @@ function getLinuxOSReleaseInfo() {
     });
 }
 exports.getLinuxOSReleaseInfo = getLinuxOSReleaseInfo;
+function logWarning(message) {
+    const warningPrefix = '[warning]';
+    core.info(`${warningPrefix}${message}`);
+}
+exports.logWarning = logWarning;
 
 
 /***/ }),
diff --git a/src/cache-distributions/poetry-cache.ts b/src/cache-distributions/poetry-cache.ts
index 5e22b5dd..60ecea2b 100644
--- a/src/cache-distributions/poetry-cache.ts
+++ b/src/cache-distributions/poetry-cache.ts
@@ -1,9 +1,11 @@
 import * as glob from '@actions/glob';
-import * as os from 'os';
+import * as io from '@actions/io';
 import * as path from 'path';
 import * as exec from '@actions/exec';
+import * as core from '@actions/core';
 
 import CacheDistributor from './cache-distributor';
+import {logWarning} from '../utils';
 
 class PoetryCache extends CacheDistributor {
   constructor(
@@ -28,6 +30,26 @@ class PoetryCache extends CacheDistributor {
       paths.push(path.join(process.cwd(), '.venv'));
     }
 
+    const pythonLocation = await io.which('python');
+
+    if (pythonLocation) {
+      core.debug(`pythonLocation is ${pythonLocation}`);
+      const {
+        exitCode,
+        stderr
+      } = await exec.getExecOutput(
+        `poetry env use ${pythonLocation}`,
+        undefined,
+        {ignoreReturnCode: true}
+      );
+
+      if (exitCode) {
+        logWarning(stderr);
+      }
+    } else {
+      logWarning('python binaries were not found in PATH');
+    }
+
     return paths;
   }
 
diff --git a/src/setup-python.ts b/src/setup-python.ts
index 23356889..1ebcbac3 100644
--- a/src/setup-python.ts
+++ b/src/setup-python.ts
@@ -5,7 +5,12 @@ import * as path from 'path';
 import * as os from 'os';
 import fs from 'fs';
 import {getCacheDistributor} from './cache-distributions/cache-factory';
-import {isCacheFeatureAvailable, IS_LINUX, IS_WINDOWS} from './utils';
+import {
+  isCacheFeatureAvailable,
+  logWarning,
+  IS_LINUX,
+  IS_WINDOWS
+} from './utils';
 
 function isPyPyVersion(versionSpec: string) {
   return versionSpec.startsWith('pypy');
@@ -115,9 +120,4 @@ async function run() {
   }
 }
 
-export function logWarning(message: string): void {
-  const warningPrefix = '[warning]';
-  core.info(`${warningPrefix}${message}`);
-}
-
 run();
diff --git a/src/utils.ts b/src/utils.ts
index 6eb1388f..7d4fa02e 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -136,3 +136,8 @@ export async function getLinuxOSReleaseInfo() {
 
   return `${osVersion}-${osRelease}`;
 }
+
+export function logWarning(message: string): void {
+  const warningPrefix = '[warning]';
+  core.info(`${warningPrefix}${message}`);
+}