Align PEP8/Pylint rules with the Neutron project

In order to easy the lives of those backporting code from Neutron to
networking-ovn this patch is aligning the pep8/pylint rules between both
projects.

Change-Id: I57074adbea2197152357340f23151500d743effd
Signed-off-by: Lucas Alvares Gomes <lucasagomes@gmail.com>

.pylintrc

@@ -12,38 +12,69 @@ disable=
 # "F" Fatal errors that prevent further processing
  import-error,
 # "I" Informational noise
+ c-extension-no-member,
+ locally-disabled,
 # "E" Error for important programming issues (likely bugs)
+ access-member-before-definition,
  no-member,
+ no-method-argument,
+ no-self-argument,
+ not-an-iterable,
 # "W" Warnings for stylistic problems or minor programming issues
  abstract-method,
  arguments-differ,
  attribute-defined-outside-init,
+ bad-builtin,
+ bad-indentation,
  broad-except,
  dangerous-default-value,
+ deprecated-lambda,
+ expression-not-assigned,
  fixme,
  global-statement,
+ keyword-arg-before-vararg,
+ literal-comparison,
  no-init,
+ non-parent-init-called,
+ not-callable,
  protected-access,
  redefined-builtin,
  redefined-outer-name,
  signature-differs,
+ star-args,
+ super-init-not-called,
+ super-on-old-class,
+ unpacking-non-sequence,
  unused-argument,
  unused-import,
  unused-variable,
  useless-super-delegation,
+# TODO(dougwig) - disable nonstandard-exception while we have neutron_lib shims
+ nonstandard-exception,
 # "C" Coding convention violations
  bad-continuation,
+ consider-iterating-dictionary,
+ consider-using-enumerate,
  invalid-name,
  len-as-condition,
  misplaced-comparison-constant,
  missing-docstring,
+ singleton-comparison,
  superfluous-parens,
  ungrouped-imports,
  wrong-import-order,
 # "R" Refactor recommendations
+ abstract-class-little-used,
+ abstract-class-not-used,
+ consider-merging-isinstance,
+ consider-using-ternary,
  duplicate-code,
+ inconsistent-return-statements,
+ interface-not-implemented,
  no-else-return,
  no-self-use,
+ redefined-argument-from-local,
+ simplifiable-if-statement,
  too-few-public-methods,
  too-many-ancestors,
  too-many-arguments,
@@ -51,6 +82,7 @@ disable=
  too-many-instance-attributes,
  too-many-lines,
  too-many-locals,
+ too-many-nested-blocks,
  too-many-public-methods,
  too-many-return-statements,
  too-many-statements,

tox.ini

@@ -134,9 +134,14 @@ extensions = .rst
 
 [flake8]
 # E123 closing bracket does not match indentation of opening bracket’s line
+# E126 continuation line over-indented for hanging indent
+# E128 continuation line under-indented for visual indent
+# H405 multi line docstring summary not separated with an empty line
 # N530 direct neutron imports not allowed
+# TODO(amotoki) check the following new rules should be fixed or ignored
+# E731 do not assign a lambda expression, use a def
 # W504 line break after binary operator
-ignore = E123,N530,W504
+ignore = E123,E126,E128,E731,H405,N530,W504
 # H106: Don't put vim configuration in source files
 # H203: Use assertIs(Not)None to check for None
 # H204: Use assert(Not)Equal to check for equality