Fixed assorted flake8 errors.

django/conf/locale/id/formats.py

@@ -12,7 +12,7 @@ YEAR_MONTH_FORMAT = 'F Y'
 MONTH_DAY_FORMAT = 'j F'
 SHORT_DATE_FORMAT = 'd-m-Y'
 SHORT_DATETIME_FORMAT = 'd-m-Y G.i.s'
-FIRST_DAY_OF_WEEK = 1 #Monday
+FIRST_DAY_OF_WEEK = 1  # Monday
 
 # The *_INPUT_FORMATS strings use the Python strftime format syntax,
 # see http://docs.python.org/library/datetime.html#strftime-strptime-behavior

django/conf/locale/lv/formats.py

@@ -12,7 +12,7 @@ YEAR_MONTH_FORMAT = r'Y. \g. F'
 MONTH_DAY_FORMAT = 'j. F'
 SHORT_DATE_FORMAT = r'j.m.Y'
 SHORT_DATETIME_FORMAT = 'j.m.Y H:i:s'
-FIRST_DAY_OF_WEEK = 1 #Monday
+FIRST_DAY_OF_WEEK = 1  # Monday
 
 # The *_INPUT_FORMATS strings use the Python strftime format syntax,
 # see http://docs.python.org/library/datetime.html#strftime-strptime-behavior

django/contrib/gis/admin/options.py

@@ -101,7 +101,7 @@ class GeoModelAdmin(ModelAdmin):
                       'num_zoom' : self.num_zoom,
                       'max_zoom' : self.max_zoom,
                       'min_zoom' : self.min_zoom,
-                      'units' : self.units, #likely shoud get from object
+                      'units' : self.units,  # likely should get from object
                       'max_resolution' : self.max_resolution,
                       'max_extent' : self.max_extent,
                       'modifiable' : self.modifiable,

django/contrib/gis/gdal/geometries.py

@@ -151,7 +151,7 @@ class OGRGeometry(GDALBase):
     def from_bbox(cls, bbox):
         "Constructs a Polygon from a bounding box (4-tuple)."
         x0, y0, x1, y1 = bbox
-        return OGRGeometry( 'POLYGON((%s %s, %s %s, %s %s, %s %s, %s %s))' %  (
+        return OGRGeometry( 'POLYGON((%s %s, %s %s, %s %s, %s %s, %s %s))' % (
                 x0, y0, x0, y1, x1, y1, x1, y0, x0, y0) )
 
     ### Geometry set-like operations ###

django/contrib/gis/gdal/srs.py

@@ -105,7 +105,7 @@ class SpatialReference(GDALBase):
         doesn't exist.  Can also take a tuple as a parameter, (target, child),
         where child is the index of the attribute in the WKT.  For example:
 
-        >>> wkt = 'GEOGCS["WGS 84", DATUM["WGS_1984, ... AUTHORITY["EPSG","4326"]]')
+        >>> wkt = 'GEOGCS["WGS 84", DATUM["WGS_1984, ... AUTHORITY["EPSG","4326"]]'
         >>> srs = SpatialReference(wkt) # could also use 'WGS84', or 4326
         >>> print(srs['GEOGCS'])
         WGS 84

django/contrib/gis/gdal/tests/test_geom.py

@@ -204,7 +204,7 @@ class OGRGeomTest(unittest.TestCase, TestDataMixin):
         "Testing Polygon objects."
 
         # Testing `from_bbox` class method
-        bbox =  (-180,-90,180,90)
+        bbox = (-180, -90, 180, 90)
         p = OGRGeometry.from_bbox( bbox )
         self.assertEqual(bbox, p.extent)
 

django/contrib/gis/geos/polygon.py

@@ -17,12 +17,14 @@ class Polygon(GEOSGeometry):
 
         Examples of initialization, where shell, hole1, and hole2 are
         valid LinearRing geometries:
+        >>> from django.contrib.gis.geos import LinearRing, Polygon
+        >>> shell = hole1 = hole2 = LinearRing()
         >>> poly = Polygon(shell, hole1, hole2)
         >>> poly = Polygon(shell, (hole1, hole2))
 
-        Example where a tuple parameters are used:
+        >>> # Example where a tuple parameters are used:
         >>> poly = Polygon(((0, 0), (0, 10), (10, 10), (0, 10), (0, 0)),
-                           ((4, 4), (4, 6), (6, 6), (6, 4), (4, 4)))
+        ...                ((4, 4), (4, 6), (6, 6), (6, 4), (4, 4)))
         """
         if not args:
             raise TypeError('Must provide at least one LinearRing, or a tuple, to initialize a Polygon.')

django/contrib/gis/geos/tests/test_geos_mutation.py

@@ -33,9 +33,9 @@ def api_get_extent(x): return x.extent
 def api_get_area(x): return x.area
 def api_get_length(x): return x.length
 
-geos_function_tests =  [ val for name, val in vars().items()
+geos_function_tests = [val for name, val in vars().items()
-                        if hasattr(val, '__call__')
+                       if hasattr(val, '__call__')
-                        and name.startswith('api_get_') ]
+                       and name.startswith('api_get_')]
 
 
 @skipUnless(HAS_GEOS, "Geos is required.")

django/contrib/gis/geos/tests/test_mutable_list.py

@@ -16,11 +16,14 @@ class UserListA(ListMixin):
         self._list = self._mytype(i_list)
         super(UserListA, self).__init__(*args, **kwargs)
 
-    def __len__(self):  return len(self._list)
+    def __len__(self):
+        return len(self._list)
 
-    def __str__(self):  return str(self._list)
+    def __str__(self):
+        return str(self._list)
 
-    def __repr__(self): return repr(self._list)
+    def __repr__(self):
+        return repr(self._list)
 
     def _set_list(self, length, items):
         # this would work:

django/contrib/gis/maps/google/gmap.py

@@ -81,7 +81,7 @@ class GoogleMap(object):
         # level and a center coordinate are provided with polygons/polylines,
         # no automatic determination will occur.
         self.calc_zoom = False
-        if self.polygons or self.polylines  or self.markers:
+        if self.polygons or self.polylines or self.markers:
             if center is None or zoom is None:
                 self.calc_zoom = True
 

django/contrib/gis/tests/distapp/tests.py

@@ -189,7 +189,7 @@ class DistanceTest(TestCase):
             self.assertAlmostEqual(spheroid_distances[i], c.distance.m, tol)
         if postgis:
             # PostGIS uses sphere-only distances by default, testing these as well.
-            qs =  AustraliaCity.objects.exclude(id=hillsdale.id).distance(hillsdale.point)
+            qs = AustraliaCity.objects.exclude(id=hillsdale.id).distance(hillsdale.point)
             for i, c in enumerate(qs):
                 self.assertAlmostEqual(sphere_distances[i], c.distance.m, tol)
 

django/contrib/gis/tests/geoapp/tests.py

@@ -568,7 +568,7 @@ class GeoQuerySetTest(TestCase):
         # The reference KML depends on the version of PostGIS used
         # (the output stopped including altitude in 1.3.3).
         if connection.ops.spatial_version >= (1, 3, 3):
-            ref_kml =  '<Point><coordinates>-104.609252,38.255001</coordinates></Point>'
+            ref_kml = '<Point><coordinates>-104.609252,38.255001</coordinates></Point>'
         else:
             ref_kml = '<Point><coordinates>-104.609252,38.255001,0</coordinates></Point>'
 

django/contrib/gis/tests/layermap/tests.py

@@ -163,8 +163,10 @@ class LayerMapTest(TestCase):
 
         # Passing in invalid ForeignKey mapping parameters -- must be a dictionary
         # mapping for the model the ForeignKey points to.
-        bad_fk_map1 = copy(co_mapping); bad_fk_map1['state'] = 'name'
+        bad_fk_map1 = copy(co_mapping)
-        bad_fk_map2 = copy(co_mapping); bad_fk_map2['state'] = {'nombre' : 'State'}
+        bad_fk_map1['state'] = 'name'
+        bad_fk_map2 = copy(co_mapping)
+        bad_fk_map2['state'] = {'nombre' : 'State'}
         self.assertRaises(TypeError, LayerMapping, County, co_shp, bad_fk_map1, transform=False)
         self.assertRaises(LayerMapError, LayerMapping, County, co_shp, bad_fk_map2, transform=False)
 

django/contrib/gis/tests/test_geoforms.py

@@ -163,7 +163,7 @@ class SpecializedFieldTest(SimpleTestCase):
         self.assertFalse(invalid.is_valid())
         self.assertTrue('Invalid geometry value' in str(invalid.errors))
 
-        for invalid in [geom for key, geom in self.geometries.items() if key!='point']:
+        for invalid in [geo for key, geo in self.geometries.items() if key!='point']:
             self.assertFalse(PointForm(data={'p': invalid.wkt}).is_valid())
 
     def test_multipointfield(self):
@@ -176,7 +176,7 @@ class SpecializedFieldTest(SimpleTestCase):
         self.assertMapWidget(form)
         self.assertFalse(PointForm().is_valid())
 
-        for invalid in [geom for key, geom in self.geometries.items() if key!='multipoint']:
+        for invalid in [geo for key, geo in self.geometries.items() if key!='multipoint']:
             self.assertFalse(PointForm(data={'p': invalid.wkt}).is_valid())
 
     def test_linestringfield(self):
@@ -189,7 +189,7 @@ class SpecializedFieldTest(SimpleTestCase):
         self.assertMapWidget(form)
         self.assertFalse(LineStringForm().is_valid())
 
-        for invalid in [geom for key, geom in self.geometries.items() if key!='linestring']:
+        for invalid in [geo for key, geo in self.geometries.items() if key!='linestring']:
             self.assertFalse(LineStringForm(data={'p': invalid.wkt}).is_valid())
 
     def test_multilinestringfield(self):
@@ -202,7 +202,7 @@ class SpecializedFieldTest(SimpleTestCase):
         self.assertMapWidget(form)
         self.assertFalse(LineStringForm().is_valid())
 
-        for invalid in [geom for key, geom in self.geometries.items() if key!='multilinestring']:
+        for invalid in [geo for key, geo in self.geometries.items() if key!='multilinestring']:
             self.assertFalse(LineStringForm(data={'p': invalid.wkt}).is_valid())
 
     def test_polygonfield(self):
@@ -215,7 +215,7 @@ class SpecializedFieldTest(SimpleTestCase):
         self.assertMapWidget(form)
         self.assertFalse(PolygonForm().is_valid())
 
-        for invalid in [geom for key, geom in self.geometries.items() if key!='polygon']:
+        for invalid in [geo for key, geo in self.geometries.items() if key!='polygon']:
             self.assertFalse(PolygonForm(data={'p': invalid.wkt}).is_valid())
 
     def test_multipolygonfield(self):
@@ -228,7 +228,7 @@ class SpecializedFieldTest(SimpleTestCase):
         self.assertMapWidget(form)
         self.assertFalse(PolygonForm().is_valid())
 
-        for invalid in [geom for key, geom in self.geometries.items() if key!='multipolygon']:
+        for invalid in [geo for key, geo in self.geometries.items() if key!='multipolygon']:
             self.assertFalse(PolygonForm(data={'p': invalid.wkt}).is_valid())
 
     def test_geometrycollectionfield(self):
@@ -241,7 +241,7 @@ class SpecializedFieldTest(SimpleTestCase):
         self.assertMapWidget(form)
         self.assertFalse(GeometryForm().is_valid())
 
-        for invalid in [geom for key, geom in self.geometries.items() if key!='geometrycollection']:
+        for invalid in [geo for key, geo in self.geometries.items() if key!='geometrycollection']:
             self.assertFalse(GeometryForm(data={'g': invalid.wkt}).is_valid())
 
     def test_osm_widget(self):

django/contrib/gis/utils/wkt.py

@@ -10,10 +10,11 @@ def precision_wkt(geom, prec):
     integer or a string).  If the precision is an integer, then the decimal
     places of coordinates WKT will be truncated to that number:
 
+     >>> from django.contrib.gis.geos import Point
      >>> pnt = Point(5, 23)
      >>> pnt.wkt
      'POINT (5.0000000000000000 23.0000000000000000)'
-     >>> precision(geom, 1)
+     >>> precision_wkt(pnt, 1)
      'POINT (5.0 23.0)'
 
     If the precision is a string, it must be valid Python format string

django/core/files/uploadhandler.py

@@ -199,6 +199,8 @@ def load_handler(path, *args, **kwargs):
     Given a path to a handler, return an instance of that handler.
 
     E.g.::
+        >>> from django.http import HttpRequest
+        >>> request = HttpRequest()
         >>> load_handler('django.core.files.uploadhandler.TemporaryFileUploadHandler', request)
         <TemporaryFileUploadHandler object at 0x...>
 

django/core/signing.py

@@ -187,7 +187,7 @@ class TimestampSigner(Signer):
         Retrieve original value and check it wasn't signed more
         than max_age seconds ago.
         """
-        result =  super(TimestampSigner, self).unsign(value)
+        result = super(TimestampSigner, self).unsign(value)
         value, timestamp = result.rsplit(self.sep, 1)
         timestamp = baseconv.base62.decode(timestamp)
         if max_age is not None:

django/db/models/base.py

@@ -164,7 +164,7 @@ class ModelBase(type):
         # Basic setup for proxy models.
         if is_proxy:
             base = None
-            for parent in [cls for cls in parents if hasattr(cls, '_meta')]:
+            for parent in [kls for kls in parents if hasattr(kls, '_meta')]:
                 if parent._meta.abstract:
                     if parent._meta.fields:
                         raise TypeError("Abstract base class containing model fields not permitted for proxy model '%s'." % name)

django/db/models/fields/files.py

@@ -142,11 +142,14 @@ class FileDescriptor(object):
     The descriptor for the file attribute on the model instance. Returns a
     FieldFile when accessed so you can do stuff like::
 
+        >>> from myapp.models import MyModel
+        >>> instance = MyModel.objects.get(pk=1)
         >>> instance.file.size
 
     Assigns a file object on assignment so you can do::
 
-        >>> instance.file = File(...)
+        >>> with open('/tmp/hello.world', 'r') as f:
+        ...     instance.file = File(f)
 
     """
     def __init__(self, field):

django/dispatch/saferef.py

@@ -23,7 +23,7 @@ def safeRef(target, onDelete = None):
         if target.__self__ is not None:
             # Turn a bound method into a BoundMethodWeakref instance.
             # Keep track of these instances for lookup by disconnect().
-            assert hasattr(target, '__func__'), """safeRef target %r has __self__, but no __func__, don't know how to create reference"""%( target,)
+            assert hasattr(target, '__func__'), """safeRef target %r has __self__, but no __func__, don't know how to create reference""" % (target,)
             reference = get_bound_method_weakref(
                 target=target,
                 onDelete=onDelete
@@ -144,7 +144,7 @@ class BoundMethodWeakref(object):
 
     def __str__(self):
         """Give a friendly representation of the object"""
-        return """%s( %s.%s )"""%(
+        return """%s( %s.%s )""" % (
             self.__class__.__name__,
             self.selfName,
             self.funcName,

django/forms/fields.py

@@ -567,7 +567,7 @@ class FileField(Field):
             raise ValidationError(self.error_messages['invalid'], code='invalid')
 
         if self.max_length is not None and len(file_name) > self.max_length:
-            params =  {'max': self.max_length, 'length': len(file_name)}
+            params = {'max': self.max_length, 'length': len(file_name)}
             raise ValidationError(self.error_messages['max_length'], code='max_length', params=params)
         if not file_name:
             raise ValidationError(self.error_messages['invalid'], code='invalid')

django/forms/widgets.py

@@ -117,7 +117,7 @@ def media_property(cls):
         if definition:
             extend = getattr(definition, 'extend', True)
             if extend:
-                if extend == True:
+                if extend is True:
                     m = base
                 else:
                     m = Media()

django/template/context.py

@@ -6,7 +6,7 @@ _standard_context_processors = None
 # We need the CSRF processor no matter what the user has in their settings,
 # because otherwise it is a security vulnerability, and we can't afford to leave
 # this to human error or failure to read migration instructions.
-_builtin_context_processors =  ('django.core.context_processors.csrf',)
+_builtin_context_processors = ('django.core.context_processors.csrf',)
 
 class ContextPopException(Exception):
     "pop() has been called more times than push()"

django/templatetags/cache.py

@@ -60,4 +60,4 @@ def do_cache(parser, token):
     return CacheNode(nodelist,
         parser.compile_filter(tokens[1]),
         tokens[2], # fragment_name can't be a variable.
-        [parser.compile_filter(token) for token in tokens[3:]])
+        [parser.compile_filter(t) for t in tokens[3:]])

django/utils/autoreload.py

@@ -28,7 +28,11 @@
 # OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-import os, sys, time, signal, traceback
+import os
+import signal
+import sys
+import time
+import traceback
 
 try:
     from django.utils.six.moves import _thread as thread

extras/csrf_migration_helper.py

@@ -144,7 +144,7 @@ def get_template_dirs():
     from django.conf import settings
     dirs = set()
     if ('django.template.loaders.filesystem.load_template_source' in settings.TEMPLATE_LOADERS
-        or  'django.template.loaders.filesystem.Loader' in settings.TEMPLATE_LOADERS):
+        or 'django.template.loaders.filesystem.Loader' in settings.TEMPLATE_LOADERS):
         dirs.update(map(unicode, settings.TEMPLATE_DIRS))
 
     if ('django.template.loaders.app_directories.load_template_source' in settings.TEMPLATE_LOADERS

tests/admin_changelist/tests.py

@@ -505,7 +505,7 @@ class ChangeListTests(TestCase):
             admin.site.register(UnorderedObject, UnorderedObjectAdmin)
             model_admin = UnorderedObjectAdmin(UnorderedObject, admin.site)
             counter = 0 if ascending else 51
-            for page in range (0, 5):
+            for page in range(0, 5):
                 request = self._mocked_authenticated_request('/unorderedobject/?p=%s' % page, superuser)
                 response = model_admin.changelist_view(request)
                 for result in response.context_data['cl'].result_list:
@@ -550,7 +550,7 @@ class ChangeListTests(TestCase):
             admin.site.register(OrderedObject, OrderedObjectAdmin)
             model_admin = OrderedObjectAdmin(OrderedObject, admin.site)
             counter = 0 if ascending else 51
-            for page in range (0, 5):
+            for page in range(0, 5):
                 request = self._mocked_authenticated_request('/orderedobject/?p=%s' % page, superuser)
                 response = model_admin.changelist_view(request)
                 for result in response.context_data['cl'].result_list:
@@ -588,7 +588,7 @@ class ChangeListTests(TestCase):
         user_parents = self._create_superuser('parents')
 
         # Test with user 'noparents'
-        m =  DynamicListFilterChildAdmin(Child, admin.site)
+        m = DynamicListFilterChildAdmin(Child, admin.site)
         request = self._mocked_authenticated_request('/child/', user_noparents)
         response = m.changelist_view(request)
         self.assertEqual(response.context_data['cl'].list_filter, ['name', 'age'])

tests/admin_inlines/tests.py

@@ -170,7 +170,7 @@ class TestInline(TestCase):
         holder = Holder.objects.create(pk=123456789, dummy=42)
         inner = Inner.objects.create(pk=987654321, holder=holder, dummy=42, readonly='')
         response = self.client.get('/admin/admin_inlines/holder/%i/' % holder.id)
-        inner_shortcut = 'r/%s/%s/'%(ContentType.objects.get_for_model(inner).pk, inner.pk)
+        inner_shortcut = 'r/%s/%s/' % (ContentType.objects.get_for_model(inner).pk, inner.pk)
         self.assertContains(response, inner_shortcut)
 
     def test_custom_pk_shortcut(self):
@@ -182,8 +182,8 @@ class TestInline(TestCase):
         child1 = ChildModel1.objects.create(my_own_pk="bar", name="Bar", parent=parent)
         child2 = ChildModel2.objects.create(my_own_pk="baz", name="Baz", parent=parent)
         response = self.client.get('/admin/admin_inlines/parentmodelwithcustompk/foo/')
-        child1_shortcut = 'r/%s/%s/'%(ContentType.objects.get_for_model(child1).pk, child1.pk)
+        child1_shortcut = 'r/%s/%s/' % (ContentType.objects.get_for_model(child1).pk, child1.pk)
-        child2_shortcut = 'r/%s/%s/'%(ContentType.objects.get_for_model(child2).pk, child2.pk)
+        child2_shortcut = 'r/%s/%s/' % (ContentType.objects.get_for_model(child2).pk, child2.pk)
         self.assertContains(response, child1_shortcut)
         self.assertContains(response, child2_shortcut)
 

tests/admin_widgets/urls.py

@@ -1,6 +1,6 @@
 from django.conf.urls import patterns, include
 
-from . import  widgetadmin
+from . import widgetadmin
 
 
 urlpatterns = patterns('',

tests/aggregation_regress/tests.py

@@ -1017,20 +1017,20 @@ class AggregationTests(TestCase):
 
         tests aggregations with generic reverse relations
         """
-        b = Book.objects.get(name='Practical Django Projects')
+        django_book = Book.objects.get(name='Practical Django Projects')
-        ItemTag.objects.create(object_id=b.id, tag='intermediate',
+        ItemTag.objects.create(object_id=django_book.id, tag='intermediate',
-                content_type=ContentType.objects.get_for_model(b))
+                content_type=ContentType.objects.get_for_model(django_book))
-        ItemTag.objects.create(object_id=b.id, tag='django',
+        ItemTag.objects.create(object_id=django_book.id, tag='django',
-                content_type=ContentType.objects.get_for_model(b))
+                content_type=ContentType.objects.get_for_model(django_book))
         # Assign a tag to model with same PK as the book above. If the JOIN
         # used in aggregation doesn't have content type as part of the
         # condition the annotation will also count the 'hi mom' tag for b.
-        wmpk = WithManualPK.objects.create(id=b.pk)
+        wmpk = WithManualPK.objects.create(id=django_book.pk)
         ItemTag.objects.create(object_id=wmpk.id, tag='hi mom',
                 content_type=ContentType.objects.get_for_model(wmpk))
-        b = Book.objects.get(name__startswith='Paradigms of Artificial Intelligence')
+        ai_book = Book.objects.get(name__startswith='Paradigms of Artificial Intelligence')
-        ItemTag.objects.create(object_id=b.id, tag='intermediate',
+        ItemTag.objects.create(object_id=ai_book.id, tag='intermediate',
-                content_type=ContentType.objects.get_for_model(b))
+                content_type=ContentType.objects.get_for_model(ai_book))
 
         self.assertEqual(Book.objects.aggregate(Count('tags')), {'tags__count': 3})
         results = Book.objects.annotate(Count('tags')).order_by('-tags__count', 'name')

tests/cache/tests.py

@@ -149,7 +149,7 @@ class DummyCacheTests(unittest.TestCase):
             'ascii': 'ascii_value',
             'unicode_ascii': 'Iñtërnâtiônàlizætiøn1',
             'Iñtërnâtiônàlizætiøn': 'Iñtërnâtiônàlizætiøn2',
-            'ascii2': {'x' : 1 }
+            'ascii2': {'x' : 1}
             }
         for (key, value) in stuff.items():
             self.cache.set(key, value)
@@ -434,7 +434,7 @@ class BaseCacheTests(object):
         it is an absolute expiration timestamp instead of a relative
         offset. Test that we honour this convention. Refs #12399.
         '''
-        self.cache.set('key1', 'eggs', 60*60*24*30 + 1) #30 days + 1 second
+        self.cache.set('key1', 'eggs', 60*60*24*30 + 1)  # 30 days + 1 second
         self.assertEqual(self.cache.get('key1'), 'eggs')
 
         self.cache.add('key2', 'ham', 60*60*24*30 + 1)
@@ -1432,7 +1432,7 @@ class CacheI18nTest(TestCase):
         self.assertEqual(key, key2)
 
     @override_settings(USE_I18N=False, USE_L10N=False)
-    def test_cache_key_no_i18n (self):
+    def test_cache_key_no_i18n(self):
         request = self._get_request()
         lang = translation.get_language()
         tz = force_text(timezone.get_current_timezone_name(), errors='ignore')

tests/expressions_regress/tests.py

@@ -367,7 +367,7 @@ class FTimeDeltaTests(TestCase):
     def test_delta_invalid_op_mod(self):
         raised = False
         try:
-            r = repr(Experiment.objects.filter(end__lt=F('start')%self.deltas[0]))
+            r = repr(Experiment.objects.filter(end__lt=F('start') % self.deltas[0]))
         except TypeError:
             raised = True
         self.assertTrue(raised, "TypeError not raised on attempt to modulo divide datetime by timedelta.")

tests/forms_tests/tests/test_formsets.py

@@ -1071,7 +1071,7 @@ class FormsFormsetTestCase(TestCase):
 
     def test_formset_total_error_count(self):
         """A valid formset should have 0 total errors."""
-        data = [ #  formset_data, expected error count
+        data = [  # formset_data, expected error count
             ([('Calexico', '100')], 0),
             ([('Calexico', '')], 1),
             ([('', 'invalid')], 2),

tests/multiple_database/tests.py

@@ -113,7 +113,7 @@ class QueryTestCase(TestCase):
         dive = Book.objects.using('other').create(title="Dive into Python",
                                                   published=datetime.date(2009, 5, 4))
 
-        dive =  Book.objects.using('other').get(published=datetime.date(2009, 5, 4))
+        dive = Book.objects.using('other').get(published=datetime.date(2009, 5, 4))
         self.assertEqual(dive.title, "Dive into Python")
         self.assertRaises(Book.DoesNotExist, Book.objects.using('default').get, published=datetime.date(2009, 5, 4))
 
@@ -125,7 +125,7 @@ class QueryTestCase(TestCase):
         self.assertEqual(dive.title, "Dive into Python")
         self.assertRaises(Book.DoesNotExist, Book.objects.using('default').get, title__iexact="dive INTO python")
 
-        dive =  Book.objects.using('other').get(published__year=2009)
+        dive = Book.objects.using('other').get(published__year=2009)
         self.assertEqual(dive.title, "Dive into Python")
         self.assertEqual(dive.published, datetime.date(2009, 5, 4))
         self.assertRaises(Book.DoesNotExist, Book.objects.using('default').get, published__year=2009)

tests/or_lookups/tests.py

@@ -24,7 +24,7 @@ class OrLookupsTests(TestCase):
 
     def test_filter_or(self):
         self.assertQuerysetEqual(
-            Article.objects.filter(headline__startswith='Hello') |  Article.objects.filter(headline__startswith='Goodbye'), [
+            Article.objects.filter(headline__startswith='Hello') | Article.objects.filter(headline__startswith='Goodbye'), [
                 'Hello',
                 'Goodbye',
                 'Hello and goodbye'

tests/prefetch_related/tests.py

@@ -321,9 +321,9 @@ class GenericRelationTests(TestCase):
                          [t.created_by for t in TaggedItem.objects.all()])
 
     def test_generic_relation(self):
-        b = Bookmark.objects.create(url='http://www.djangoproject.com/')
+        bookmark = Bookmark.objects.create(url='http://www.djangoproject.com/')
-        t1 = TaggedItem.objects.create(content_object=b, tag='django')
+        t1 = TaggedItem.objects.create(content_object=bookmark, tag='django')
-        t2 = TaggedItem.objects.create(content_object=b, tag='python')
+        t2 = TaggedItem.objects.create(content_object=bookmark, tag='python')
 
         with self.assertNumQueries(2):
             tags = [t.tag for b in Bookmark.objects.prefetch_related('tags')
@@ -509,8 +509,8 @@ class NullableTest(TestCase):
             co_serfs = [list(e.boss.serfs.all()) if e.boss is not None else []
                         for e in qs]
 
-        qs2 =  Employee.objects.select_related('boss')
+        qs2 = Employee.objects.select_related('boss')
-        co_serfs2 =  [list(e.boss.serfs.all()) if e.boss is not None else []
+        co_serfs2 = [list(e.boss.serfs.all()) if e.boss is not None else []
                         for e in qs2]
 
         self.assertEqual(co_serfs, co_serfs2)
@@ -522,8 +522,8 @@ class NullableTest(TestCase):
             co_serfs = [list(e.boss.serfs.all()) if e.boss is not None else []
                         for e in qs]
 
-        qs2 =  Employee.objects.all()
+        qs2 = Employee.objects.all()
-        co_serfs2 =  [list(e.boss.serfs.all()) if e.boss is not None else []
+        co_serfs2 = [list(e.boss.serfs.all()) if e.boss is not None else []
                         for e in qs2]
 
         self.assertEqual(co_serfs, co_serfs2)

tests/queries/tests.py

@@ -1558,7 +1558,9 @@ class Queries5Tests(TestCase):
         # extra()
         qs = Ranking.objects.extra(select={'good': 'case when rank > 2 then 1 else 0 end'})
         dicts = qs.values().order_by('id')
-        for d in dicts: del d['id']; del d['author_id']
+        for d in dicts:
+            del d['id']
+            del d['author_id']
         self.assertEqual(
             [sorted(d.items()) for d in dicts],
             [[('good', 0), ('rank', 2)], [('good', 0), ('rank', 1)], [('good', 1), ('rank', 3)]]
@@ -2668,7 +2670,7 @@ class NullJoinPromotionOrTest(TestCase):
         # problem here was that b__name generates a LOUTER JOIN, then
         # b__c__name generates join to c, which the ORM tried to promote but
         # failed as that join isn't nullable.
-        q_obj =  (
+        q_obj = (
             Q(d__name='foo')|
             Q(b__name='foo')|
             Q(b__c__name='foo')

tests/swappable_models/models.py

@@ -2,7 +2,7 @@ from django.db import models
 
 
 class Article(models.Model):
-    title =  models.CharField(max_length=100)
+    title = models.CharField(max_length=100)
     publication_date = models.DateField()
 
     class Meta:
@@ -10,6 +10,6 @@ class Article(models.Model):
 
 
 class AlternateArticle(models.Model):
-    title =  models.CharField(max_length=100)
+    title = models.CharField(max_length=100)
     publication_date = models.DateField()
     byline = models.CharField(max_length=100)