PEP8 fixes W293 W391(whitespace and extra lines).
PyLint's `enable-msg` is deprecated. Use `enable`.
PyLint fixes. W291, W293, E302.
Pylint fixes. W293, E302.
Several PyLint Fixes. Indentation, whitespace, etc.
Merge pull request #8742 from s0undt3ch/hotfix/jenkins

PEP8 fixes W293 W391(whitespace and extra lines).