Some fixes for flake8

docs/source/powerline_autodoc.py

@@ -1,13 +1,13 @@
 from sphinx.ext import autodoc
 from sphinx.util.inspect import getargspec
-from inspect import ArgSpec, getargspec, formatargspec
+from inspect import ArgSpec, formatargspec
 from powerline.lib.threaded import ThreadedSegment, KwThreadedSegment
 from itertools import count
 
 try:
 	from __builtin__ import unicode
 except ImportError:
-	unicode = lambda s, enc: s
+	unicode = lambda s, enc: s  # NOQA
 
 
 def formatvalue(val):

powerline/__init__.py

@@ -144,6 +144,7 @@ class Powerline(object):
 			level = getattr(logging, common_config.get('log_level', 'WARNING'))
 			handler = self.get_log_handler(common_config)
 			handler.setLevel(level)
+			handler.setFormatter(formatter)
 
 			logger = logging.getLogger('powerline')
 			logger.setLevel(level)

powerline/bindings/ipython/pre_0_11.py

@@ -1,6 +1,6 @@
 # vim:fileencoding=utf-8:noet
 from powerline.ipython import IpythonPowerline
-from IPython.Prompts import BasePrompt, Prompt1
+from IPython.Prompts import BasePrompt
 from IPython.ipapi import get as get_ipython
 from IPython.ipapi import TryNext
 
@@ -88,6 +88,7 @@ class PowerlinePrompt1(PowerlinePrompt):
 		return RewriteResult(self.powerline.renderer.render(matcher_info='rewrite', width=self.prompt_text_len, segment_info=self.powerline_segment_info)
 						+ (' ' * self.nrspaces))
 
+
 class PowerlinePromptOut(PowerlinePrompt):
 	powerline_prompt_type = 'out'
 

powerline/bindings/vim/__init__.py

@@ -56,6 +56,7 @@ if sys.version_info < (3,) or not hasattr(vim, 'bindeval'):
 	getbufvar = vim_get_func('getbufvar')
 else:
 	_getbufvar = vim_get_func('getbufvar')
+
 	def getbufvar(*args):
 		r = _getbufvar(*args)
 		if type(r) is bytes:

powerline/lint/markedjson/scanner.py

@@ -27,7 +27,7 @@ class ScannerError(MarkedError):
 try:
 	from __builtin__ import unicode
 except ImportError:
-	unicode = str
+	unicode = str  # NOQA
 
 
 class SimpleKey:

powerline/renderers/vim.py

@@ -61,7 +61,7 @@ class VimRenderer(Renderer):
 				# renderer
 				return vim.strwidth(string.encode('utf-8'))
 		else:
-			@staticmethod
+			@staticmethod  # NOQA
 			def strwidth(string):
 				return vim.strwidth(string)
 

powerline/segments/common.py

@@ -389,7 +389,7 @@ class WeatherSegment(ThreadedSegment):
 
 		try:
 			icon_names = weather_conditions_codes[condition_code]
-		except IndexError as e:
+		except IndexError:
 			if condition_code == 3200:
 				icon_names = ('not_available',)
 				self.warn('Weather is not available for location {0}', self.location)
@@ -561,7 +561,7 @@ except ImportError:
 			tx = int(file_obj.read())
 		return (rx, tx)
 
-	def _get_interfaces():
+	def _get_interfaces():  # NOQA
 		for interface in os.listdir('/sys/class/net'):
 			x = _get_bytes(interface)
 			if x is not None:
@@ -613,6 +613,7 @@ if os.path.exists('/proc/uptime'):
 			return int(float(f.readline().split()[0]))
 elif 'psutil' in globals():
 	from time import time
+
 	def _get_uptime():  # NOQA
 		# psutil.BOOT_TIME is not subject to clock adjustments, but time() is. 
 		# Thus it is a fallback to /proc/uptime reading and not the reverse.

powerline/segments/ipython.py

@@ -2,6 +2,7 @@
 
 from powerline.theme import requires_segment_info
 
+
 @requires_segment_info
 def prompt_count(pl, segment_info):
 	return str(segment_info.prompt_count)

tests/lib/__init__.py

@@ -1,7 +1,6 @@
 # vim:fileencoding=utf-8:noet
 import imp
 import sys
-import os
 
 
 class Pl(object):

tests/test_segments.py

@@ -196,6 +196,7 @@ class TestCommon(TestCase):
 			return None
 
 		f = [gb]
+
 		def _get_bytes(interface):
 			return f[0](interface)
 
@@ -237,9 +238,11 @@ class TestCommon(TestCase):
 				{'divider_highlight_group': 'background:divider', 'contents': 'r 1 KiB/s', 'highlight_group': ['network_load_recv_gradient', 'network_load_gradient', 'network_load_recv', 'network_load'], 'gradient_level': 100},
 				{'divider_highlight_group': 'background:divider', 'contents': 's 2 KiB/s', 'highlight_group': ['network_load_sent', 'network_load']},
 				])
+
 			class ApproxEqual(object):
 				def __eq__(self, i):
 					return abs(i - 50.0) < 1
+
 			self.assertEqual(common.network_load(pl=pl, recv_format='r {value}', sent_format='s {value}', sent_max=4800), [
 				{'divider_highlight_group': 'background:divider', 'contents': 'r 1 KiB/s', 'highlight_group': ['network_load_recv', 'network_load']},
 				{'divider_highlight_group': 'background:divider', 'contents': 's 2 KiB/s', 'highlight_group': ['network_load_sent_gradient', 'network_load_gradient', 'network_load_sent', 'network_load'], 'gradient_level': ApproxEqual()},

tests/vim.py

@@ -45,6 +45,7 @@ def _construct_result(r):
 
 def _str_func(func):
 	from functools import wraps
+
 	@wraps(func)
 	def f(*args, **kwargs):
 		return _construct_result(func(*args, **kwargs))

tools/generate_gradients.py

@@ -7,7 +7,7 @@ from itertools import groupby
 try:
 	from __builtin__ import unicode
 except ImportError:
-	unicode = str
+	unicode = str  # NOQA
 
 
 if len(sys.argv) == 1 or sys.argv[1] == '--help':