yes

.gitlab-ci.yml

-hello-world:
+stages:
+  - lint
+  - test
+
+lint-python-application:
+    stage: lint
     image: ubuntu:20.04
     script:
     - apt update
-    - apt install -y python pip
-    - pip install flake8
+    - apt install -y python3-pip
+    - pip3 install -r requirements.txt
     - flake8
+    
+test-python-application:
+    stage: test
+    image: ubuntu:20.04
+    script:
+    - echo "hello-world"