Add python test github action

.github/workflows/go_test.yaml

@@ -1,22 +1,21 @@
 name: Test
-on: [push]
+on: [ push ]
 
 jobs:
   Go:
     name: Leader Test
     runs-on: ubuntu-latest
     steps:
+      - name: Check out code into the Go module directory
+        uses: actions/checkout@v2
 
-      - name: Download Go
+      - name: Set up Go
         uses: actions/setup-go@v2
         with:
           go-version: 1.21
         id: go
 
-      - name: Check out code into the Go module directory
-        uses: actions/checkout@v2
-
-      - name: Get dependencies
+      - name: Install dependencies
         working-directory: ./leader
         run: |
           go get -v -t -d ./...        
@@ -32,3 +31,25 @@ jobs:
           GOPROXY: "https://proxy.golang.org"
         working-directory: ./leader
         run: go test -v ./...
+
+  Python:
+    name: Datanode Test
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out code
+        uses: actions/checkout@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.10'
+
+      - name: Install dependencies
+        working-directory: ./datanode
+        run: |
+          python -m pip install --upgrade pip
+          pip install -r requirements.txt
+
+      - name: Test
+        working-directory: ./datanode/src
+        run: python -m unittest unit_tests.py