Add python pre-commit script checkers

Fix up issues in existing python scripts.

Signed-off-by: Jeremy Johnson <jeremy.johnson@arm.com>
Change-Id: Id4adab404560c3129c66f31c21ff0ce148283c73
diff --git a/setup.cfg b/setup.cfg
index f9e5331..4e3dc10 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -50,3 +50,9 @@
 
 [tool:pytest]
 testpaths=verif/tests
+
+[flake8]
+ignore = D213, E203, E266, E501, W503
+max-line-length = 88
+select = B,E,F,W,T4
+exclude = .eggs