Fix linting errors, move linting to a makefile

.gitlab-ci.yml

@@ -9,7 +9,7 @@ lint:
   before_script:
     - pip install flake8
   script:
-    - find . -iname "*.py" | xargs flake8
+    - make lint
 
 test_2:
   image: python:2

Makefile

@@ -58,3 +58,7 @@ tag-qa:
 tag-stable:
 	koji tag-build db6-stable $(PKGID)-$(PKGRELEASE).el6
 	koji tag-build db7-stable $(PKGID)-$(PKGRELEASE).el7.cern
+
+lint:
+	find . -iname "*.py" | xargs flake8
+.PHONY: lint

setup.py

-#import cern_sso
-
 # Always prefer setuptools over distutils
 from setuptools import setup
 # To use a consistent encoding