Merge branch 'fix_ci' into 'master'

Fix CI

See merge request e3/e3-require!69

.flake8

+[flake8]
+ignore = E501, E203, W503
+# E501, E203: black
+# W503: PEP8

.gitlab-ci.yml

 ---
-
 stages:
   - check
   - build
@@ -13,6 +12,12 @@ default:
 
 ### stage: check
 
+run pre-commit:
+  stage: check
+  image: registry.esss.lu.se/ics-docker/pre-commit:latest
+  script:
+    - pre-commit run --all-files
+
 shellcheck:
   image: pipelinecomponents/shellcheck:latest
   stage: check

.pre-commit-config.yaml

 repos:
   - repo: https://github.com/ambv/black
-    rev: 21.6b0
+    rev: 21.11b1
     hooks:
       - id: black
-  - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v2.3.0
+  - repo: https://gitlab.com/PyCQA/flake8
+    rev: 3.9.2
     hooks:
-      - id: flake8
+    -   id: flake8
   - repo: https://github.com/pre-commit/pre-commit-hooks
     rev: v4.0.1
     hooks:
       - id: end-of-file-fixer
       - id: trailing-whitespace
   - repo: https://github.com/timothycrosley/isort
-    rev: 5.9.1
+    rev: 5.10.1
     hooks:
     - id: isort
       args: ["--profile", "black"]