diff --git a/.github/workflows/github-actions-basic.yml b/.github/workflows/github-actions-basic.yml
index 8470e85..30ade93 100644
--- a/.github/workflows/github-actions-basic.yml
+++ b/.github/workflows/github-actions-basic.yml
@@ -1,7 +1,10 @@
 name: Python package
 
 on: [push]
-
+branches: 
+  main
+  actions
+#nagwa's file
 jobs:
   build:
 
@@ -9,7 +12,7 @@ jobs:
     
     strategy:
       matrix:
-        python-version: ["3.9", "3.10"]
+        python-version: ["3.9", "3.10","3.11"]
 
     steps:
       - uses: actions/checkout@v3
diff --git a/Chapter02/.github/workflows/github-actions-basic.yml b/Chapter02/.github/workflows/github-actions-basic.yml
new file mode 100644
index 0000000..0b4c10e
--- /dev/null
+++ b/Chapter02/.github/workflows/github-actions-basic.yml
@@ -0,0 +1,29 @@
+name: Python package
+on: [push]
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: [3.9,3.10]
+
+    steps:
+    - uses: actions/checkout@v3
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v4
+      with:
+        python-version: ${{ matrix.python-version }}
+
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install flake8 pytest
+        if [ -f requirements.txt ]; then pip install -r requirements.txt;fi
+    - name: Lint with flake8
+      run: |
+        flake8 . --count --select=E9,F63,F7,F82 --show-sources --statistics 
+        flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics 
+    - name: Test with pytest
+      run: pytest
+      working-directory: Chapter02
+      
\ No newline at end of file
diff --git a/Chapter02/testing/helper.py b/Chapter02/testing/helper.py
index 9574fa8..b29c42d 100644
--- a/Chapter02/testing/helper.py
+++ b/Chapter02/testing/helper.py
@@ -6,7 +6,7 @@
 from numpy.random import RandomState, SeedSequence
 
 rs = RandomState(MT19937(SeedSequence(123456789)))
-
+#edit
 
 # Define simulate ride data function
 def simulate_ride_data():