diff --git a/.local.vimrc b/.local.vimrc
index afd2178e..68bf2234 100644
--- a/.local.vimrc
+++ b/.local.vimrc
@@ -1,2 +1,3 @@
 setlocal noexpandtab
-let g:syntastic_python_flake8_args = '--ignore=W191,E501,E121,E122,E123,E128,E225,W291'
+let g:syntastic_python_flake8_args = '--ignore=W191,E501,E121,E122,E123,E128,E225,W291,E126'
+let b:syntastic_checkers = ['flake8']
diff --git a/powerline/lint/__init__.py b/powerline/lint/__init__.py
index 2570df41..9d7a009b 100644
--- a/powerline/lint/__init__.py
+++ b/powerline/lint/__init__.py
@@ -6,7 +6,6 @@ from powerline.lib.config import load_json_config
 from powerline.lint.markedjson.error import echoerr, MarkedError
 from powerline.segments.vim import vim_modes
 from powerline.lint.inspect import getconfigargspec
-from powerline.lint.markedjson.markedvalue import gen_marked_value
 from powerline.lib.threaded import ThreadedSegment
 import itertools
 import sys
diff --git a/powerline/lint/inspect.py b/powerline/lint/inspect.py
index b0f0c7af..294f2f59 100644
--- a/powerline/lint/inspect.py
+++ b/powerline/lint/inspect.py
@@ -4,6 +4,7 @@ from inspect import ArgSpec, getargspec
 from powerline.lib.threaded import ThreadedSegment, KwThreadedSegment
 from itertools import count
 
+
 def getconfigargspec(obj):
 	if isinstance(obj, ThreadedSegment):
 		args = ['interval']
diff --git a/powerline/lint/markedjson/error.py b/powerline/lint/markedjson/error.py
index d1466675..781b912b 100644
--- a/powerline/lint/markedjson/error.py
+++ b/powerline/lint/markedjson/error.py
@@ -53,13 +53,13 @@ class Mark:
 				break
 		snippet = [self.buffer[start:self.pointer], self.buffer[self.pointer], self.buffer[self.pointer + 1:end]]
 		snippet = [strtrans(s) for s in snippet]
-		return ' ' * indent + head + ''.join(snippet) + tail + '\n'  \
-				+ ' ' * (indent + len(head) + len(snippet[0])) + '^'
+		return (' ' * indent + head + ''.join(snippet) + tail + '\n'
+				+ ' ' * (indent + len(head) + len(snippet[0])) + '^')
 
 	def __str__(self):
 		snippet = self.get_snippet()
-		where = "  in \"%s\", line %d, column %d"	\
-				% (self.name, self.line + 1, self.column + 1)
+		where = ("  in \"%s\", line %d, column %d"
+				% (self.name, self.line + 1, self.column + 1))
 		if snippet is not None:
 			where += ":\n" + snippet
 		if type(where) is str:
diff --git a/powerline/lint/markedjson/resolver.py b/powerline/lint/markedjson/resolver.py
index f628a872..e453f61e 100644
--- a/powerline/lint/markedjson/resolver.py
+++ b/powerline/lint/markedjson/resolver.py
@@ -71,8 +71,8 @@ class BaseResolver:
 				return
 		if index_check is True and current_index is not None:
 			return
-		if (index_check is False or index_check is None)	\
-				and current_index is None:
+		if ((index_check is False or index_check is None)
+			and current_index is None):
 			return
 		if isinstance(index_check, str):
 			if not (isinstance(current_index, ScalarNode)