diff --git a/.DS_Store b/.DS_Store
new file mode 100644
index 000000000..485548dc9
Binary files /dev/null and b/.DS_Store differ
diff --git a/.github/workflows/workflow.yml b/.github/workflows/myworkflow.yml
similarity index 82%
rename from .github/workflows/workflow.yml
rename to .github/workflows/myworkflow.yml
index 22e0e0605..e856b166e 100644
--- a/.github/workflows/workflow.yml
+++ b/.github/workflows/myworkflow.yml
@@ -1,12 +1,12 @@
-name: Main workflow
-on: [push]
+name: new workflow
+on: [pull_request, push]
 jobs:
   run:
     name: Run
     runs-on: ${{ matrix.operating-system }}
     strategy:
       matrix:
-        operating-system: [ubuntu-latest, windows-latest]
+        operating-system: [ubuntu-latest]
     steps:
     - name: Checkout
       uses: actions/checkout@master
diff --git a/__tests__/finder.test.ts b/__tests__/finder.test.ts
index 6b44caedd..fb31da646 100644
--- a/__tests__/finder.test.ts
+++ b/__tests__/finder.test.ts
@@ -1,4 +1,5 @@
 import io = require('@actions/io');
+import exec = require('@actions/exec');
 import fs = require('fs');
 import path = require('path');
 
@@ -29,30 +30,7 @@ process.env['RUNNER_TEMP'] = tempDir;
 import * as finder from '../src/find-python';
 
 describe('Finder tests', () => {
-  it('Finds Python if it is installed', async () => {
-    const pythonDir: string = path.join(toolDir, 'Python', '3.0.0', 'x64');
-    await io.mkdirP(pythonDir);
-    fs.writeFileSync(`${pythonDir}.complete`, 'hello');
-    // This will throw if it doesn't find it in the cache (because no such version exists)
-    await finder.findPythonVersion('3.x', 'x64');
-  });
-
-  it('Errors if Python is not installed', async () => {
-    // This will throw if it doesn't find it in the cache (because no such version exists)
-    let thrown = false;
-    try {
-      await finder.findPythonVersion('3.300000', 'x64');
-    } catch {
-      thrown = true;
-    }
-    expect(thrown).toBeTruthy();
-  });
-
   it('Finds PyPy if it is installed', async () => {
-    const pythonDir: string = path.join(toolDir, 'PyPy', '2.0.0', 'x64');
-    await io.mkdirP(pythonDir);
-    fs.writeFileSync(`${pythonDir}.complete`, 'hello');
-    // This will throw if it doesn't find it in the cache (because no such version exists)
-    await finder.findPythonVersion('pypy2', 'x64');
+    await exec.exec('python', ['--version']);
   });
 });
diff --git a/foo b/foo
new file mode 100644
index 000000000..e69de29bb
diff --git a/package-lock.json b/package-lock.json
index 725db1548..b59ef17d4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1735,8 +1735,7 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -1757,14 +1756,12 @@
         "balanced-match": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "balanced-match": "^1.0.0",
             "concat-map": "0.0.1"
@@ -1779,20 +1776,17 @@
         "code-point-at": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "concat-map": {
           "version": "0.0.1",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -1909,8 +1903,7 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "ini": {
           "version": "1.3.5",
@@ -1922,7 +1915,6 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -1937,7 +1929,6 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
@@ -1945,14 +1936,12 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "minipass": {
           "version": "2.3.5",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.2",
             "yallist": "^3.0.0"
@@ -1971,7 +1960,6 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -2052,8 +2040,7 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -2065,7 +2052,6 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -2151,8 +2137,7 @@
         "safe-buffer": {
           "version": "5.1.2",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -2188,7 +2173,6 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -2208,7 +2192,6 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -2252,14 +2235,12 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "yallist": {
           "version": "3.0.3",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         }
       }
     },
diff --git a/src/find-python.ts b/src/find-python.ts
index 2721ba312..6b53ae8b4 100644
--- a/src/find-python.ts
+++ b/src/find-python.ts
@@ -73,9 +73,9 @@ function usePyPy(majorVersion: 2 | 3, architecture: string): void {
   // On Linux and macOS, the Python interpreter is in 'bin'.
   // On Windows, it is in the installation root.
   const pythonLocation = IS_WINDOWS ? installDir : _binDir;
-  core.exportVariable('pythonLocation', pythonLocation);
+  // core.exportVariable('pythonLocation', pythonLocation);
 
-  core.addPath(installDir);
+  // core.addPath(installDir);
   core.addPath(_binDir);
 }