merge linting jobs

.gitlab-ci.yml

@@ -41,37 +41,13 @@ install:
   interruptible: true
   needs: []
 
-isort linting:
+linting:
   extends: .pip cache template
   image: python:3.10-alpine
   stage: quality
   script:
     - isort -c --df .
-  cache:
-    policy: pull
-  interruptible: true
-  needs:
-    - job: install
-      artifacts: false
-
-flake8 linting:
-  extends: .pip cache template
-  image: python:3.10-alpine
-  stage: quality
-  script:
     - flake8 --count --show-source --statistics .
-  cache:
-    policy: pull
-  interruptible: true
-  needs:
-    - job: install
-      artifacts: false
-
-black linting:
-  extends: .pip cache template
-  image: python:3.10-alpine
-  stage: quality
-  script:
     - black --check --diff .
   cache:
     policy: pull
@@ -100,9 +76,5 @@ tests:
   coverage: '/^TOTAL\s+\d+\s+\d+\s+(\d+\.\d+\%)$/'
   interruptible: true
   needs:
-    - job: isort linting
-      artifacts: false
-    - job: flake8 linting
-      artifacts: false
-    - job: black linting
+    - job: linting
       artifacts: false