Switched style checking to flake8 instead of pep8

.travis.yml

@@ -3,9 +3,9 @@ python:
   - "3.4"
 install:
   - pip install -r requirements.txt
-  - pip install pep8 pylint coveralls
+  - pip install flake8 pylint coveralls
 script:
-  - pep8 homeassistant --exclude bower_components,external
+  - flake8 homeassistant --exclude bower_components,external
   - pylint homeassistant
   - coverage run --source=homeassistant -m homeassistant -t test
 after_success:

homeassistant/__init__.py

@@ -6,7 +6,6 @@ Home Assistant is a Home Automation framework for observing the state
 of entities and react to changes.
 """
 
-import sys
 import os
 import time
 import logging

homeassistant/components/__init__.py

@@ -16,7 +16,6 @@ Each component should publish services only under its own domain.
 """
 import itertools as it
 import logging
-import importlib
 
 import homeassistant as ha
 import homeassistant.util as util

homeassistant/components/device_tracker/__init__.py

@@ -10,8 +10,6 @@ import os
 import csv
 from datetime import datetime, timedelta
 
-import requests
-
 import homeassistant as ha
 from homeassistant.loader import get_component
 import homeassistant.util as util
@@ -268,9 +266,9 @@ class DeviceTracker(object):
                             self.path_known_devices_file)
 
                     # Remove entities that are no longer maintained
-                    new_entity_ids = set([known_devices[device]['entity_id']
+                    new_entity_ids = set([known_devices[dev]['entity_id']
-                                          for device in known_devices
+                                          for dev in known_devices
-                                          if known_devices[device]['track']])
+                                          if known_devices[dev]['track']])
 
                     for entity_id in \
                             self.device_entity_ids - new_entity_ids:

homeassistant/components/group.py

@@ -80,8 +80,8 @@ def get_entity_ids(hass, entity_id, domain_filter=None):
         entity_ids = hass.states.get(entity_id).attributes[ATTR_ENTITY_ID]
 
         if domain_filter:
-            return [entity_id for entity_id in entity_ids
+            return [ent_id for ent_id in entity_ids
-                    if entity_id.startswith(domain_filter)]
+                    if ent_id.startswith(domain_filter)]
         else:
             return entity_ids
 

homeassistant/components/http/__init__.py

@@ -85,8 +85,6 @@ from urllib.parse import urlparse, parse_qs
 import homeassistant as ha
 import homeassistant.remote as rem
 import homeassistant.util as util
-from homeassistant.components import (STATE_ON, STATE_OFF,
-                                      SERVICE_TURN_ON, SERVICE_TURN_OFF)
 from . import frontend
 
 DOMAIN = "http"

homeassistant/components/switch/__init__.py

@@ -11,7 +11,7 @@ import homeassistant.util as util
 from homeassistant.loader import get_component
 from homeassistant.components import (
     group, extract_entity_ids, STATE_ON,
-    SERVICE_TURN_ON, SERVICE_TURN_OFF, ATTR_ENTITY_ID, ATTR_FRIENDLY_NAME)
+    SERVICE_TURN_ON, SERVICE_TURN_OFF, ATTR_ENTITY_ID)
 
 DOMAIN = 'switch'
 DEPENDENCIES = []