diff --git a/.github/workflows/manual.yml b/.github/workflows/manual.yml
deleted file mode 100644
index 036e16aea..000000000
--- a/.github/workflows/manual.yml
+++ /dev/null
@@ -1,46 +0,0 @@
-# Workflow to ensure whenever a Github PR is submitted, 
-# a JIRA ticket gets created automatically. 
-name: Manual Workflow
-
-# Controls when the action will run. 
-on:
-  # Triggers the workflow on pull request events but only for the master branch
-  pull_request_target:
-    types: [opened, reopened]
-
-  # Allows you to run this workflow manually from the Actions tab
-  workflow_dispatch:
-
-jobs:
-  test-transition-issue:
-    name: Convert Github Issue to Jira Issue
-    runs-on: ubuntu-latest
-    steps:
-    - name: Checkout
-      uses: actions/checkout@master
-
-    - name: Login
-      uses: atlassian/gajira-login@master
-      env:
-        JIRA_BASE_URL: ${{ secrets.JIRA_BASE_URL }}
-        JIRA_USER_EMAIL: ${{ secrets.JIRA_USER_EMAIL }}
-        JIRA_API_TOKEN: ${{ secrets.JIRA_API_TOKEN }}
-        
-    - name: Create NEW JIRA ticket
-      id: create
-      uses: atlassian/gajira-create@master
-      with:
-        project: CONUPDATE
-        issuetype: Task
-        summary: |
-          Github PR | Repo: ${{ github.repository }}  | PR# ${{github.event.number}}
-        description: |
-           Repo link: https://github.com/${{ github.repository }}   
-           PR no. ${{ github.event.pull_request.number }} 
-           PR title: ${{ github.event.pull_request.title }}  
-           PR description: ${{ github.event.pull_request.description }}  
-           In addition, please resolve other issues, if any. 
-        fields: '{"components": [{"name":"nd0821 - ML DevOpsEngineer ND"}], "customfield_16449":"https://classroom.udacity.com/", "customfield_16450":"Resolve the PR", "labels": ["github"], "priority":{"id": "4"}}'
-
-    - name: Log created issue
-      run: echo "Issue ${{ steps.create.outputs.issue }} was created"
diff --git a/.github/workflows/python-app.yml b/.github/workflows/python-app.yml
new file mode 100644
index 000000000..9ee9f65ff
--- /dev/null
+++ b/.github/workflows/python-app.yml
@@ -0,0 +1,39 @@
+# This workflow will install Python dependencies, run tests and lint with a single version of Python
+# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-python
+
+name: test_app
+
+on:
+  push:
+    branches: [ "master" ]
+  pull_request:
+    branches: [ "master" ]
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+    - name: Set up Python 3.8
+      uses: actions/setup-python@v3
+      with:
+        python-version: "3.8"
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install flake8 pytest
+        if [ -f starter/requirements.txt ]; then pip install -r starter/requirements.txt; fi
+    - name: Lint with flake8
+      run: |
+        # stop the build if there are Python syntax errors or undefined names
+        # flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
+        # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
+        flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
+    # - name: Test with pytest
+    #   run: |
+    #     pytest
diff --git a/starter/requirements.txt b/starter/requirements.txt
index fc7fe0309..98b75cec6 100644
--- a/starter/requirements.txt
+++ b/starter/requirements.txt
@@ -1,4 +1,3 @@
-python==3.8
 numpy
 pandas
 scikit-learn
diff --git a/starter/starter/ml/data.py b/starter/starter/ml/data.py
index b46a8f013..2932d2eae 100644
--- a/starter/starter/ml/data.py
+++ b/starter/starter/ml/data.py
@@ -64,7 +64,7 @@ def process_data(
             y = lb.transform(y.values).ravel()
         # Catch the case where y is None because we're doing inference.
         except AttributeError:
-            pass
+            y = None
 
     X = np.concatenate([X_continuous, X_categorical], axis=1)
     return X, y, encoder, lb
diff --git a/starter/starter/train_model.py b/starter/starter/train_model.py
index 2caaf4cd4..ebf72b33a 100644
--- a/starter/starter/train_model.py
+++ b/starter/starter/train_model.py
@@ -3,6 +3,7 @@
 from sklearn.model_selection import train_test_split
 
 # Add the necessary imports for the starter code.
+from ml.data import process_data
 
 # Add code to load in the data.