Add flake8 linter for Python files in CI/CD

Check the style and quality of python code using flake8 in CI/CD

Signed-off-by: Sandipan Panda <[email protected]>

.github/workflows/test-python.yaml

@@ -24,8 +24,13 @@ jobs:
 
  - name: Install dependencies
  run: |
- pip install pytest python-dateutil urllib3 kubernetes
+ pip install flake8 pytest python-dateutil urllib3 kubernetes
  pip install -U './sdk/python[huggingface]'
 
  - name: Run unit test for training sdk
  run: pytest ./sdk/python/kubeflow/training/api/training_client_test.py
+
+ - name: Lint with flake8
+ run: |
+ flake8 sdk/ --count --select=E9,F63,F7,F82 --extend-ignore=W503 --exclude=/*kubeflow_org_v1*,__init__.py,api_client.py,configuration.py,exceptions.py,rest.py --show-source --statistics
+ flake8 sdk/ --count --extend-ignore=W503 --exclude=/*kubeflow_org_v1*,__init__.py,api_client.py,configuration.py,exceptions.py,rest.py --max-complexity=10 --max-line-length=100 --statistics