PEP8ify + pyflakes

celery/backends/base.py

@@ -220,10 +220,9 @@ class BaseDictBackend(BaseBackend):
     def get_task_meta(self, task_id, cache=True):
         if cache and task_id in self._cache:
             try:
-              return self._cache[task_id]
+                return self._cache[task_id]
             except KeyError:
-              #The Backend has been emptied in the meantime
-              pass
+                pass   # backend emptied in the meantime
 
         meta = self._get_task_meta_for(task_id)
         if cache and meta.get("status") == states.SUCCESS:
@@ -240,10 +239,9 @@ class BaseDictBackend(BaseBackend):
     def get_taskset_meta(self, taskset_id, cache=True):
         if cache and taskset_id in self._cache:
             try:
-              return self._cache[taskset_id]
+                return self._cache[taskset_id]
             except KeyError:
-              #The Backend has been emptied in the meantime
-              pass
+                pass  # backend emptied in the meantime
 
         meta = self._restore_taskset(taskset_id)
         if cache and meta is not None:

celery/tests/test_worker/test_worker.py

@@ -27,7 +27,7 @@ from celery.utils.timer2 import Timer
 
 from celery.tests.compat import catch_warnings
 from celery.tests.utils import unittest
-from celery.tests.utils import AppCase, skip
+from celery.tests.utils import AppCase
 
 
 class PlaceHolder(object):

celery/utils/compat.py

@@ -21,7 +21,7 @@ except ImportError:
 try:
     from collections import OrderedDict
 except ImportError:
-    from ordereddict import OrderedDict
+    from ordereddict import OrderedDict  # noqa
 
 ############## logging.LoggerAdapter ########################################
 import logging