[cleanup] Few cleanup commit for linting and migrations

django_q/brokers/__init__.py

@@ -5,7 +5,7 @@
 from django_q.conf import Conf
 
 
-class Broker(object):
+class Broker:
     def __init__(self, list_key=Conf.PREFIX):
         self.connection = self.get_connection(list_key)
         self.list_key = list_key

django_q/brokers/aws_sqs.py

@@ -57,7 +57,6 @@ def get_connection(list_key=Conf.PREFIX):
             del(config['aws_region'])
         return Session(**config)
 
-
     def get_queue(self):
         self.sqs = self.connection.resource('sqs')
         return self.sqs.create_queue(QueueName=self.list_key)

django_q/brokers/ironmq.py

@@ -9,10 +9,10 @@ def enqueue(self, task):
         return self.connection.post(task)['ids'][0]
 
     def dequeue(self):
-            timeout = Conf.RETRY or None
-            tasks = self.connection.get(timeout=timeout, wait=1, max=Conf.BULK)['messages']
-            if tasks:
-                return [(t['id'], t['body']) for t in tasks]
+        timeout = Conf.RETRY or None
+        tasks = self.connection.get(timeout=timeout, wait=1, max=Conf.BULK)['messages']
+        if tasks:
+            return [(t['id'], t['body']) for t in tasks]
 
     def ping(self):
         return self.connection.name == self.list_key

django_q/brokers/orm.py

@@ -60,7 +60,7 @@ def enqueue(self, task):
 
     def dequeue(self):
         tasks = self.get_connection().filter(key=self.list_key, lock__lt=_timeout())[
-            0 : Conf.BULK
+            0: Conf.BULK
         ]
         if tasks:
             task_list = []

django_q/cluster.py

@@ -1,9 +1,3 @@
-# Future
-from __future__ import absolute_import
-from __future__ import division
-from __future__ import print_function
-from __future__ import unicode_literals
-
 import ast
 
 # Standard
@@ -36,7 +30,7 @@
 from django_q.status import Stat, Status
 
 
-class Cluster(object):
+class Cluster:
     def __init__(self, broker=None):
         self.broker = broker or get_broker()
         self.sentinel = None
@@ -120,7 +114,7 @@ def has_stopped(self):
         return self.start_event is None and self.stop_event is None and self.sentinel
 
 
-class Sentinel(object):
+class Sentinel:
     def __init__(
         self,
         stop_event,

django_q/conf.py

@@ -22,7 +22,7 @@
     psutil = None
 
 
-class Conf(object):
+class Conf:
     """
     Configuration class
     """
@@ -195,7 +195,7 @@ class Conf(object):
 
 
 # Error Reporting Interface
-class ErrorReporter(object):
+class ErrorReporter:
 
     # initialize with iterator of reporters (better name, targets?)
     def __init__(self, reporters):

django_q/humanhash.py

@@ -50,7 +50,7 @@
     'zulu')
 
 
-class HumanHasher(object):
+class HumanHasher:
 
     """
     Transforms hex digests to human-readable strings.

django_q/migrations/0001_initial.py

@@ -1,6 +1,3 @@
-# -*- coding: utf-8 -*-
-from __future__ import unicode_literals
-
 from django.db import models, migrations
 import picklefield.fields
 import django.utils.timezone

django_q/migrations/0002_auto_20150630_1624.py

@@ -1,6 +1,3 @@
-# -*- coding: utf-8 -*-
-from __future__ import unicode_literals
-
 from django.db import models, migrations
 
 

django_q/migrations/0003_auto_20150708_1326.py

@@ -1,6 +1,3 @@
-# -*- coding: utf-8 -*-
-from __future__ import unicode_literals
-
 from django.db import models, migrations
 
 

django_q/migrations/0004_auto_20150710_1043.py

@@ -1,6 +1,3 @@
-# -*- coding: utf-8 -*-
-from __future__ import unicode_literals
-
 from django.db import models, migrations
 
 

django_q/migrations/0005_auto_20150718_1506.py

@@ -1,6 +1,3 @@
-# -*- coding: utf-8 -*-
-from __future__ import unicode_literals
-
 from django.db import models, migrations
 
 

django_q/migrations/0006_auto_20150805_1817.py

@@ -1,6 +1,3 @@
-# -*- coding: utf-8 -*-
-from __future__ import unicode_literals
-
 from django.db import models, migrations
 
 

django_q/migrations/0007_ormq.py

@@ -1,6 +1,3 @@
-# -*- coding: utf-8 -*-
-from __future__ import unicode_literals
-
 from django.db import models, migrations
 
 

django_q/migrations/0008_auto_20160224_1026.py

@@ -1,6 +1,3 @@
-# -*- coding: utf-8 -*-
-from __future__ import unicode_literals
-
 from django.db import migrations, models
 
 

django_q/migrations/0009_auto_20171009_0915.py

@@ -1,6 +1,3 @@
-# -*- coding: utf-8 -*-
-from __future__ import unicode_literals
-
 from django.db import migrations, models
 
 

django_q/queues.py

@@ -7,7 +7,7 @@
 import multiprocessing.queues
 
 
-class SharedCounter(object):
+class SharedCounter:
     """ A synchronized shared counter.
 
     The locking done by multiprocessing.Value ensures that only a single

django_q/signing.py

@@ -11,7 +11,7 @@
 BadSignature = signing.BadSignature
 
 
-class SignedPackage(object):
+class SignedPackage:
 
     """Wraps Django's signing module with custom Pickle serializer."""
 
@@ -31,7 +31,7 @@ def loads(obj):
                              serializer=PickleSerializer)
 
 
-class PickleSerializer(object):
+class PickleSerializer:
 
     """Simple wrapper around Pickle for signing.dumps and signing.loads."""
 

django_q/status.py

@@ -5,7 +5,7 @@
 from django_q.signing import SignedPackage, BadSignature
 
 
-class Status(object):
+class Status:
     """Cluster status base class."""
 
     def __init__(self, pid, cluster_id):

django_q/tasks.py

@@ -7,9 +7,8 @@
 from django.utils import timezone
 from multiprocessing import Value
 
-from django_q.brokers import get_broker
-
 # local
+from django_q.brokers import get_broker
 from django_q.conf import Conf, logger
 from django_q.humanhash import uuid
 from django_q.models import Schedule, Task
@@ -480,7 +479,7 @@ def async_chain(chain, group=None, cached=Conf.CACHED, sync=Conf.SYNC, broker=No
     return group
 
 
-class Iter(object):
+class Iter:
     """
     An async task with iterable arguments
     """
@@ -550,7 +549,7 @@ def length(self):
         return len(self.args)
 
 
-class Chain(object):
+class Chain:
     """
     A sequential chain of tasks
     """
@@ -634,7 +633,7 @@ def length(self):
         return len(self.chain)
 
 
-class AsyncTask(object):
+class AsyncTask:
     """
     an async task
     """

django_q/tests/test_cluster.py

@@ -22,7 +22,7 @@
 from django_q.queues import Queue
 
 
-class WordClass(object):
+class WordClass:
     def __init__(self):
         self.word_list = DEFAULT_WORDLIST
 
@@ -45,6 +45,7 @@ def test_sync(broker):
     task = async_task('django_q.tests.tasks.count_letters', DEFAULT_WORDLIST, broker=broker, sync=True)
     assert result(task) == 1506
 
+
 @pytest.mark.django_db
 def test_sync_raise_exception(broker):
     with pytest.raises(TaskError):
@@ -401,6 +402,7 @@ def test_update_failed(broker):
     assert saved_task.success is True
     assert saved_task.result == 'result'
 
+
 @pytest.mark.django_db
 def test_acknowledge_failure_override():
     class VerifyAckMockBroker(Broker):
@@ -434,10 +436,12 @@ def acknowledge(self, task_id):
 
     tag = uuid()
     task_success_ack = task_fail_ack.copy()
-    task_success_ack.update({'id': tag[1],
-                             'name': tag[0],
-                             'ack_id': 'test_success_ack_id',
-                             'success': True,})
+    task_success_ack.update({
+        'id': tag[1],
+        'name': tag[0],
+        'ack_id': 'test_success_ack_id',
+        'success': True,
+    })
     del task_success_ack['ack_failure']
 
     result_queue = Queue()
@@ -453,6 +457,7 @@ def acknowledge(self, task_id):
     assert broker.acknowledgements.get('test_fail_no_ack_id') is None
     assert broker.acknowledgements.get('test_success_ack_id') == 1
 
+
 @pytest.mark.django_db
 def assert_result(task):
     assert task is not None

runtests.py

@@ -3384,7 +3384,7 @@
 import base64
 import zlib
 
-class DictImporter(object):
+class DictImporter:
     def __init__(self, sources):
         self.sources = sources