Enable the most modern Python syntax.

examples/fib.py

@@ -1,3 +1,8 @@
+# -*- coding: utf-8 -*-
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
+
 def slow_fib(n):
     if n <= 1:
         return 1

examples/run_example.py

@@ -1,6 +1,12 @@
+# -*- coding: utf-8 -*-
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
 import os
 import time
-from rq import Queue, Connection
+
+from rq import Connection, Queue
+
 from fib import slow_fib
 
 

examples/run_worker.py

@@ -1,5 +1,8 @@
-from rq import Queue, Worker, Connection
+# -*- coding: utf-8 -*-
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
 
+from rq import Connection, Queue, Worker
 
 if __name__ == '__main__':
     # Tell rq what Redis connection to use

rq/__init__.py

@@ -1,12 +1,13 @@
-from .connections import get_current_connection
+# -*- coding: utf-8 -*-
-from .connections import use_connection, push_connection, pop_connection
+from __future__ import (absolute_import, division, print_function,
-from .connections import Connection
+                        unicode_literals)
-from .queue import Queue, get_failed_queue
-from .job import cancel_job, requeue_job
-from .job import get_current_job
-from .worker import Worker
-from .version import VERSION
 
+from .connections import (Connection, get_current_connection, pop_connection,
+                          push_connection, use_connection)
+from .job import cancel_job, get_current_job, requeue_job
+from .queue import get_failed_queue, Queue
+from .version import VERSION
+from .worker import Worker
 
 __all__ = [
     'use_connection', 'get_current_connection',

rq/compat/__init__.py

@@ -1,3 +1,7 @@
+# -*- coding: utf-8 -*-
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
 import sys
 
 
@@ -35,7 +39,7 @@ else:
         root = max(roots)       # prefer __lt__ to __le__ to __gt__ to __ge__
         for opname, opfunc in convert[root]:
             if opname not in roots:
-                opfunc.__name__ = opname
+                opfunc.__name__ = str(opname)
                 opfunc.__doc__ = getattr(int, opname).__doc__
                 setattr(cls, opname, opfunc)
         return cls

rq/compat/connections.py

@@ -1,6 +1,11 @@
-from redis import Redis, StrictRedis
+# -*- coding: utf-8 -*-
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
 from functools import partial
 
+from redis import Redis, StrictRedis
+
 
 def fix_return_type(func):
     # deliberately no functools.wraps() call here, since the function being

rq/connections.py

@@ -1,7 +1,13 @@
+# -*- coding: utf-8 -*-
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
 from contextlib import contextmanager
+
 from redis import StrictRedis
-from .local import LocalStack, release_local
+
 from .compat.connections import patch_connection
+from .local import LocalStack, release_local
 
 
 class NoRedisConnectionException(Exception):

rq/contrib/legacy.py

@@ -1,3 +1,8 @@
+# -*- coding: utf-8 -*-
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
+
 import logging
 from rq import get_current_connection
 from rq import Worker

rq/contrib/sentry.py

@@ -1,3 +1,8 @@
+# -*- coding: utf-8 -*-
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
+
 def register_sentry(client, worker):
     """Given a Raven client and an RQ worker, registers exception handlers
     with the worker so exceptions are logged to Sentry.

rq/decorators.py

@@ -1,8 +1,14 @@
+# -*- coding: utf-8 -*-
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
 from functools import wraps
-from .queue import Queue
+
+from rq.compat import string_types
+
 from .connections import resolve_connection
+from .queue import Queue
 from .worker import DEFAULT_RESULT_TTL
-from rq.compat import string_types
 
 
 class job(object):

rq/dummy.py

@@ -1,8 +1,12 @@
+# -*- coding: utf-8 -*-
 """
 Some dummy tasks that are well-suited for generating load for testing purposes.
 """
-import time
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
 import random
+import time
 
 
 def do_nothing():

rq/exceptions.py

@@ -1,3 +1,8 @@
+# -*- coding: utf-8 -*-
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
+
 class NoSuchJobError(Exception):
     pass
 

rq/job.py

@@ -1,3 +1,7 @@
+# -*- coding: utf-8 -*-
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
 import inspect
 from uuid import uuid4
 try:
@@ -13,7 +17,12 @@ from rq.compat import text_type, decode_redis_hash, as_text, string_types
 
 def enum(name, *sequential, **named):
     values = dict(zip(sequential, range(len(sequential))), **named)
-    return type(name, (), values)
+
+    # NOTE: Yes, we *really* want to cast using str() here.
+    # On Python 2 type() requires a byte string (which is str() on Python 2).
+    # On Python 3 it does not matter, so we'll use str(), which acts as
+    # a no-op.
+    return type(str(name), (), values)
 
 Status = enum('Status',
               QUEUED='queued', FINISHED='finished', FAILED='failed',

rq/logutils.py

@@ -1,3 +1,7 @@
+# -*- coding: utf-8 -*-
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
 import logging
 
 # Make sure that dictConfig is available

rq/queue.py

@@ -1,3 +1,7 @@
+# -*- coding: utf-8 -*-
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
 import uuid
 
 from .connections import resolve_connection

rq/scripts/__init__.py

@@ -1,10 +1,13 @@
+# -*- coding: utf-8 -*-
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
 import importlib
 import os
 from functools import partial
 from warnings import warn
 
 import redis
-
 from rq import use_connection
 from rq.utils import first
 

rq/scripts/rqgenload.py

@@ -1,7 +1,11 @@
 #!/usr/bin/env python
+# -*- coding: utf-8 -*-
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
 import optparse
-from rq import use_connection, Queue
+
-from rq import dummy
+from rq import dummy, Queue, use_connection
 
 
 def parse_args():

rq/scripts/rqinfo.py

@@ -1,12 +1,14 @@
 #!/usr/bin/env python
 # -*- coding: utf-8 -*-
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
 import argparse
 import os
 import sys
 import time
 
 from redis.exceptions import ConnectionError
-
 from rq import get_failed_queue, Queue, Worker
 from rq.scripts import (add_standard_arguments, read_config_file,
                         setup_default_arguments, setup_redis)

rq/scripts/rqworker.py

@@ -1,15 +1,20 @@
 #!/usr/bin/env python
+# -*- coding: utf-8 -*-
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
 import argparse
 import logging
 import logging.config
 import os
 import sys
 
-from rq import Queue
-from rq.logutils import setup_loghandlers
 from redis.exceptions import ConnectionError
+from rq import Queue
 from rq.contrib.legacy import cleanup_ghosts
-from rq.scripts import add_standard_arguments, read_config_file, setup_default_arguments, setup_redis
+from rq.logutils import setup_loghandlers
+from rq.scripts import (add_standard_arguments, read_config_file,
+                        setup_default_arguments, setup_redis)
 from rq.utils import import_attribute
 
 logger = logging.getLogger(__name__)

rq/timeouts.py

@@ -1,3 +1,7 @@
+ # -*- coding: utf-8 -*-
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
 import signal
 
 

rq/utils.py

@@ -5,6 +5,9 @@ Miscellaneous helper functions.
 The formatter for ANSI colored console output is heavily based on Pygments
 terminal colorizing code, originally by Georg Brandl.
 """
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
 import importlib
 import datetime
 import logging

rq/version.py

@@ -1 +1,4 @@
+# -*- coding: utf-8 -*-
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
 VERSION = '0.4.2'

rq/worker.py

@@ -1,26 +1,33 @@
-import sys
+# -*- coding: utf-8 -*-
-import os
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
 import errno
+import logging
+import os
 import random
-import time
-try:
-    from procname import setprocname
-except ImportError:
-    def setprocname(*args, **kwargs):  # noqa
-        pass
-import socket
 import signal
+import socket
+import sys
+import time
 import traceback
-import logging
+
-from .queue import Queue, get_failed_queue
+from rq.compat import as_text, text_type
+
 from .connections import get_current_connection
+from .exceptions import DequeueTimeout, NoQueueError
 from .job import Job, Status
-from .utils import make_colorizer, utcnow, utcformat
 from .logutils import setup_loghandlers
-from .exceptions import NoQueueError, DequeueTimeout
+from .queue import get_failed_queue, Queue
 from .timeouts import UnixSignalDeathPenalty
+from .utils import make_colorizer, utcformat, utcnow
 from .version import VERSION
-from rq.compat import text_type, as_text
+
+try:
+    from procname import setprocname
+except ImportError:
+    def setprocname(*args, **kwargs):  # noqa
+        pass
 
 green = make_colorizer('darkgreen')
 yellow = make_colorizer('darkyellow')

tests/__init__.py

@@ -1,13 +1,18 @@
+# -*- coding: utf-8 -*-
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
 import logging
+
+from redis import StrictRedis
+from rq import pop_connection, push_connection
 from rq.compat import is_python_version
+
 if is_python_version((2, 7), (3, 2)):
     import unittest
 else:
     import unittest2 as unittest  # noqa
 
-from redis import StrictRedis
-from rq import push_connection, pop_connection
-
 
 def find_empty_redis_database():
     """Tries to connect to a random Redis database (starting from 4), and

tests/dummy_settings.py

@@ -1 +1,5 @@
+# -*- coding: utf-8 -*-
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
 REDIS_HOST = "testhost.example.com"

tests/fixtures.py

@@ -1,11 +1,15 @@
+# -*- coding: utf-8 -*-
 """
 This file contains all jobs that are used in tests.  Each of these test
 fixtures has a slighty different characteristics.
 """
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
 import time
-from rq import Connection
+
+from rq import Connection, get_current_job
 from rq.decorators import job
-from rq import get_current_job
 
 
 def say_hello(name=None):

tests/helpers.py

@@ -1,3 +1,7 @@
+# -*- coding: utf-8 -*-
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
 from datetime import timedelta
 
 

tests/test_connection.py

@@ -1,7 +1,11 @@
-from tests import RQTestCase, find_empty_redis_database
+# -*- coding: utf-8 -*-
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
+from rq import Connection, Queue
+
+from tests import find_empty_redis_database, RQTestCase
 from tests.fixtures import do_nothing
-from rq import Queue
-from rq import Connection
 
 
 def new_connection():

tests/test_decorator.py

@@ -1,10 +1,15 @@
-from tests import RQTestCase
+# -*- coding: utf-8 -*-
-from tests.fixtures import decorated_job
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
 
 from rq.decorators import job
 from rq.job import Job
 from rq.worker import DEFAULT_RESULT_TTL
 
+from tests import RQTestCase
+from tests.fixtures import decorated_job
+
+
 class TestDecorator(RQTestCase):
 
     def setUp(self):

tests/test_job.py

@@ -1,16 +1,23 @@
+# -*- coding: utf-8 -*-
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
 from datetime import datetime
+
+from rq.compat import as_text, PY2
+from rq.exceptions import NoSuchJobError, UnpickleError
+from rq.job import get_current_job, Job
+from rq.queue import Queue
+from rq.utils import utcformat
+
 from tests import RQTestCase
-from tests.fixtures import Number, some_calculation, say_hello, access_self
+from tests.fixtures import access_self, Number, say_hello, some_calculation
 from tests.helpers import strip_microseconds
+
 try:
     from cPickle import loads, dumps
 except ImportError:
     from pickle import loads, dumps
-from rq.compat import as_text
-from rq.job import Job, get_current_job
-from rq.exceptions import NoSuchJobError, UnpickleError
-from rq.queue import Queue
-from rq.utils import utcformat
 
 
 class TestJob(RQTestCase):
@@ -240,16 +247,19 @@ class TestJob(RQTestCase):
 
     def test_description_is_persisted(self):
         """Ensure that job's custom description is set properly"""
-        job = Job.create(func=say_hello, args=('Lionel',), description=u'Say hello!')
+        job = Job.create(func=say_hello, args=('Lionel',), description='Say hello!')
         job.save()
         Job.fetch(job.id, connection=self.testconn)
-        self.assertEqual(job.description, u'Say hello!')
+        self.assertEqual(job.description, 'Say hello!')
 
         # Ensure job description is constructed from function call string
         job = Job.create(func=say_hello, args=('Lionel',))
         job.save()
         Job.fetch(job.id, connection=self.testconn)
-        self.assertEqual(job.description, "tests.fixtures.say_hello('Lionel')")
+        if PY2:
+            self.assertEqual(job.description, "tests.fixtures.say_hello(u'Lionel')")
+        else:
+            self.assertEqual(job.description, "tests.fixtures.say_hello('Lionel')")
 
     def test_job_access_within_job_function(self):
         """The current job is accessible within the job function."""

tests/test_queue.py

@@ -1,9 +1,15 @@
-from tests import RQTestCase
+# -*- coding: utf-8 -*-
-from tests.fixtures import Number, div_by_zero, echo, say_hello, some_calculation
+from __future__ import (absolute_import, division, print_function,
-from rq import Queue, get_failed_queue
+                        unicode_literals)
+
+from rq import get_failed_queue, Queue
+from rq.exceptions import InvalidJobOperationError
 from rq.job import Job, Status
 from rq.worker import Worker
-from rq.exceptions import InvalidJobOperationError
+
+from tests import RQTestCase
+from tests.fixtures import (div_by_zero, echo, Number, say_hello,
+                            some_calculation)
 
 
 class TestQueue(RQTestCase):

tests/test_scripts.py

@@ -1,9 +1,14 @@
+# -*- coding: utf-8 -*-
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
 from rq.compat import is_python_version
+from rq.scripts import read_config_file
+
 if is_python_version((2, 7), (3, 2)):
     from unittest import TestCase
 else:
     from unittest2 import TestCase  # noqa
-from rq.scripts import read_config_file
 
 
 class TestScripts(TestCase):

tests/test_sentry.py

@@ -1,7 +1,12 @@
-from tests import RQTestCase
+# -*- coding: utf-8 -*-
-from rq import Queue, Worker, get_failed_queue
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
+from rq import get_failed_queue, Queue, Worker
 from rq.contrib.sentry import register_sentry
 
+from tests import RQTestCase
+
 
 class FakeSentry(object):
     def captureException(self, *args, **kwds):

tests/test_worker.py

@@ -1,12 +1,18 @@
+# -*- coding: utf-8 -*-
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
 import os
-from tests import RQTestCase, slow
+
-from tests.fixtures import say_hello, div_by_zero, create_file, \
+from rq import get_failed_queue, Queue, Worker
-        create_file_after_timeout
-from tests.helpers import strip_microseconds
-from rq import Queue, Worker, get_failed_queue
 from rq.compat import as_text
 from rq.job import Job, Status
 
+from tests import RQTestCase, slow
+from tests.fixtures import (create_file, create_file_after_timeout, div_by_zero,
+                            say_hello)
+from tests.helpers import strip_microseconds
+
 
 class TestWorker(RQTestCase):
     def test_create_worker(self):