Extra check yamllint .drone.yml

githooks/pre-commit

@@ -1,7 +1,10 @@
 #!/bin/sh
 
+set -e
+
 VERSION=$(grep version setup.py | sed -e 's/.*="//' -e 's/",//')
 sed -i "s/^__version__ = .*/__version__ = '${VERSION}'/"  lmwsip/__init__.py
 git add lmwsip/__init__.py
 
 python setup.py test
+yamllint .drone.yml