PEP8 cleanups, E501.

mayan/apps/document_indexing/api_views.py

@@ -13,12 +13,13 @@ from rest_api.filters import MayanObjectPermissionsFilter
 from rest_api.permissions import MayanPermission
 
 from .models import Index, IndexInstanceNode, IndexTemplateNode
-from .permissions import (permission_document_indexing_create,
-                          permission_document_indexing_delete,
-                          permission_document_indexing_edit,
-                          permission_document_indexing_view)
-from .serializers import (IndexInstanceNodeSerializer, IndexSerializer,
-                          IndexTemplateNodeSerializer)
+from .permissions import (
+    permission_document_indexing_create, permission_document_indexing_delete,
+    permission_document_indexing_edit, permission_document_indexing_view
+)
+from .serializers import (
+    IndexInstanceNodeSerializer, IndexSerializer, IndexTemplateNodeSerializer
+)
 
 
 class APIIndexListView(generics.ListCreateAPIView):
@@ -69,7 +70,8 @@ class APIIndexView(generics.RetrieveUpdateDestroyAPIView):
 
 class APIIndexNodeInstanceDocumentListView(generics.ListAPIView):
     """
-    Returns a list of all the documents contained by a particular index node instance.
+    Returns a list of all the documents contained by a particular index node
+    instance.
     """
 
     filter_backends = (MayanObjectPermissionsFilter,)
@@ -80,11 +82,18 @@ class APIIndexNodeInstanceDocumentListView(generics.ListAPIView):
         return DocumentSerializer
 
     def get_queryset(self):
-        index_node_instance = get_object_or_404(IndexInstanceNode, pk=self.kwargs['pk'])
+        index_node_instance = get_object_or_404(
+            IndexInstanceNode, pk=self.kwargs['pk']
+        )
         try:
-            Permission.check_permissions(self.request.user, [permission_document_indexing_view])
+            Permission.check_permissions(
+                self.request.user, [permission_document_indexing_view]
+            )
         except PermissionDenied:
-            AccessControlList.objects.check_access(permission_document_indexing_view, self.request.user, index_node_instance.index)
+            AccessControlList.objects.check_access(
+                permission_document_indexing_view, self.request.user,
+                index_node_instance.index
+            )
 
         return index_node_instance.documents.all()
 
@@ -142,8 +151,12 @@ class APIDocumentIndexListView(generics.ListAPIView):
     def get_queryset(self):
         document = get_object_or_404(Document, pk=self.kwargs['pk'])
         try:
-            Permission.check_permissions(self.request.user, [permission_document_view])
+            Permission.check_permissions(
+                self.request.user, [permission_document_view]
+            )
         except PermissionDenied:
-            AccessControlList.objects.check_access(permission_document_view, self.request.user, document)
+            AccessControlList.objects.check_access(
+                permission_document_view, self.request.user, document
+            )
 
         return document.node_instances.all()

mayan/apps/document_indexing/apps.py

@@ -59,15 +59,47 @@ class DocumentIndexingApp(MayanAppConfig):
             }
         )
 
-        menu_facet.bind_links(links=[link_document_index_list], sources=[Document])
-        menu_object.bind_links(links=[link_index_setup_edit, link_index_setup_view, link_index_setup_document_types, link_index_setup_delete], sources=[Index])
-        menu_object.bind_links(links=[link_template_node_create, link_template_node_edit, link_template_node_delete], sources=[IndexTemplateNode])
+        menu_facet.bind_links(
+            links=[link_document_index_list], sources=[Document]
+        )
+        menu_object.bind_links(
+            links=[
+                link_index_setup_edit, link_index_setup_view,
+                link_index_setup_document_types, link_index_setup_delete
+            ], sources=[Index]
+        )
+        menu_object.bind_links(
+            links=[
+                link_template_node_create, link_template_node_edit,
+                link_template_node_delete
+            ], sources=[IndexTemplateNode]
+        )
         menu_main.bind_links(links=[link_index_main_menu])
-        menu_secondary.bind_links(links=[link_index_setup_list, link_index_setup_create], sources=[Index, 'indexing:index_setup_list', 'indexing:index_setup_create'])
+        menu_secondary.bind_links(
+            links=[link_index_setup_list, link_index_setup_create],
+            sources=[
+                Index, 'indexing:index_setup_list',
+                'indexing:index_setup_create'
+            ]
+        )
         menu_setup.bind_links(links=[link_index_setup])
         menu_tools.bind_links(links=[link_rebuild_index_instances])
 
-        post_document_created.connect(document_created_index_update, dispatch_uid='document_created_index_update', sender=Document)
-        post_save.connect(document_metadata_index_update, dispatch_uid='document_metadata_index_update', sender=DocumentMetadata)
-        post_delete.connect(document_index_delete, dispatch_uid='document_index_delete', sender=Document)
-        post_delete.connect(document_metadata_index_post_delete, dispatch_uid='document_metadata_index_post_delete', sender=DocumentMetadata)
+        post_document_created.connect(
+            document_created_index_update,
+            dispatch_uid='document_created_index_update', sender=Document
+        )
+        post_save.connect(
+            document_metadata_index_update,
+            dispatch_uid='document_metadata_index_update',
+            sender=DocumentMetadata
+        )
+        post_delete.connect(
+            document_index_delete, dispatch_uid='document_index_delete',
+            sender=Document
+        )
+        post_delete.connect(
+            document_metadata_index_post_delete,
+            dispatch_uid='document_metadata_index_post_delete',
+            sender=DocumentMetadata
+        )

mayan/apps/document_indexing/forms.py

@@ -16,7 +16,12 @@ class IndexTemplateNodeForm(forms.ModelForm):
         super(IndexTemplateNodeForm, self).__init__(*args, **kwargs)
         self.fields['index'].widget = forms.widgets.HiddenInput()
         self.fields['parent'].widget = forms.widgets.HiddenInput()
-        self.fields['expression'].help_text = ' '.join([unicode(self.fields['expression'].help_text), ModelAttribute.help_text_for(Document, type_names=['indexing'])])
+        self.fields['expression'].help_text = ' '.join(
+            [
+                unicode(self.fields['expression'].help_text),
+                ModelAttribute.help_text_for(Document, type_names=['indexing'])
+            ]
+        )
 
     class Meta:
         fields = ('parent', 'index', 'expression', 'enabled', 'link_documents')

mayan/apps/document_indexing/handlers.py

@@ -4,7 +4,9 @@ from .tasks import task_delete_empty_index_nodes, task_index_document
 
 
 def document_created_index_update(sender, **kwargs):
-    task_index_document.apply_async(kwargs=dict(document_id=kwargs['instance'].pk))
+    task_index_document.apply_async(
+        kwargs=dict(document_id=kwargs['instance'].pk)
+    )
 
 
 def document_index_delete(sender, **kwargs):
@@ -12,8 +14,12 @@ def document_index_delete(sender, **kwargs):
 
 
 def document_metadata_index_update(sender, **kwargs):
-    task_index_document.apply_async(kwargs=dict(document_id=kwargs['instance'].document.pk))
+    task_index_document.apply_async(
+        kwargs=dict(document_id=kwargs['instance'].document.pk)
+    )
 
 
 def document_metadata_index_post_delete(sender, **kwargs):
-    task_index_document.apply_async(kwargs=dict(document_id=kwargs['instance'].document.pk))
+    task_index_document.apply_async(
+        kwargs=dict(document_id=kwargs['instance'].document.pk)
+    )

mayan/apps/document_indexing/links.py

@@ -17,22 +17,65 @@ def is_not_root_node(context):
     return not context['resolved_object'].is_root_node()
 
 
-link_document_index_list = Link(permissions=[permission_document_view], text=_('Indexes'), view='indexing:document_index_list', args='object.pk')
-link_index_list = Link(permissions=[permission_document_indexing_view], text=_('Index list'), view='indexing:index_list')
-link_index_main_menu = Link(icon='fa fa-list-ul', text=_('Indexes'), view='indexing:index_list')
-link_index_setup = Link(icon='fa fa-list-ul', permissions=[permission_document_indexing_setup], text=_('Indexes'), view='indexing:index_setup_list')
-link_index_setup_list = Link(permissions=[permission_document_indexing_setup], text=_('Indexes'), view='indexing:index_setup_list')
-link_index_setup_create = Link(permissions=[permission_document_indexing_create], text=_('Create index'), view='indexing:index_setup_create')
-link_index_setup_edit = Link(permissions=[permission_document_indexing_edit], text=_('Edit'), view='indexing:index_setup_edit', args='resolved_object.pk')
-link_index_setup_delete = Link(permissions=[permission_document_indexing_delete], tags='dangerous', text=_('Delete'), view='indexing:index_setup_delete', args='resolved_object.pk')
-link_index_setup_view = Link(permissions=[permission_document_indexing_setup], text=_('Tree template'), view='indexing:index_setup_view', args='resolved_object.pk')
-link_index_setup_document_types = Link(permissions=[permission_document_indexing_edit], text=_('Document types'), view='indexing:index_setup_document_types', args='resolved_object.pk')
+link_document_index_list = Link(
+    permissions=[permission_document_view], text=_('Indexes'),
+    view='indexing:document_index_list', args='object.pk'
+)
+link_index_list = Link(
+    permissions=[permission_document_indexing_view], text=_('Index list'),
+    view='indexing:index_list'
+)
+link_index_main_menu = Link(
+    icon='fa fa-list-ul', text=_('Indexes'), view='indexing:index_list'
+)
+link_index_setup = Link(
+    icon='fa fa-list-ul', permissions=[permission_document_indexing_setup],
+    text=_('Indexes'), view='indexing:index_setup_list'
+)
+link_index_setup_list = Link(
+    permissions=[permission_document_indexing_setup], text=_('Indexes'),
+    view='indexing:index_setup_list'
+)
+link_index_setup_create = Link(
+    permissions=[permission_document_indexing_create], text=_('Create index'),
+    view='indexing:index_setup_create'
+)
+link_index_setup_edit = Link(
+    permissions=[permission_document_indexing_edit], text=_('Edit'),
+    view='indexing:index_setup_edit', args='resolved_object.pk'
+)
+link_index_setup_delete = Link(
+    permissions=[permission_document_indexing_delete], tags='dangerous',
+    text=_('Delete'), view='indexing:index_setup_delete',
+    args='resolved_object.pk'
+)
+link_index_setup_view = Link(
+    permissions=[permission_document_indexing_setup], text=_('Tree template'),
+    view='indexing:index_setup_view', args='resolved_object.pk'
+)
+link_index_setup_document_types = Link(
+    permissions=[permission_document_indexing_edit], text=_('Document types'),
+    view='indexing:index_setup_document_types', args='resolved_object.pk'
+)
 link_rebuild_index_instances = Link(
     icon='fa fa-database',
     description=_('Deletes and creates from scratch all the document indexes.'),
     permissions=[permission_document_indexing_rebuild_indexes],
     text=_('Rebuild indexes'), view='indexing:rebuild_index_instances'
 )
-link_template_node_create = Link(permissions=[permission_document_indexing_setup], text=_('New child node'), view='indexing:template_node_create', args='resolved_object.pk')
-link_template_node_edit = Link(condition=is_not_root_node, permissions=[permission_document_indexing_setup], text=_('Edit'), view='indexing:template_node_edit', args='resolved_object.pk')
-link_template_node_delete = Link(condition=is_not_root_node, permissions=[permission_document_indexing_setup], tags='dangerous', text=_('Delete'), view='indexing:template_node_delete', args='resolved_object.pk')
+link_template_node_create = Link(
+    permissions=[permission_document_indexing_setup], text=_('New child node'),
+    view='indexing:template_node_create', args='resolved_object.pk'
+)
+link_template_node_edit = Link(
+    condition=is_not_root_node,
+    permissions=[permission_document_indexing_setup], text=_('Edit'),
+    view='indexing:template_node_edit', args='resolved_object.pk'
+)
+link_template_node_delete = Link(
+    condition=is_not_root_node, permissions=[
+        permission_document_indexing_setup
+    ],
+    tags='dangerous', text=_('Delete'), view='indexing:template_node_delete',
+    args='resolved_object.pk'
+)

mayan/apps/document_indexing/managers.py

@@ -30,7 +30,9 @@ class IndexInstanceNodeManager(models.Manager):
             parent = instance_node.parent
             if parent:
                 instance_node.delete()
-                IndexInstanceNodeManager.delete_empty_index_nodes_recursive(parent)
+                IndexInstanceNodeManager.delete_empty_index_nodes_recursive(
+                    parent
+                )
 
     def cascade_eval(self, document, template_node, parent_index_instance=None):
         """
@@ -41,14 +43,26 @@ class IndexInstanceNodeManager(models.Manager):
 
         if template_node.enabled:
             try:
-                result = eval(template_node.expression, {'document': document}, setting_available_indexing_functions.value)
+                result = eval(
+                    template_node.expression, {'document': document},
+                    setting_available_indexing_functions.value
+                )
             except Exception as exception:
-                error_message = _('Error indexing document: %(document)s; expression: %(expression)s; %(exception)s') % {
-                    'document': document, 'expression': template_node.expression, 'exception': exception}
+                error_message = _(
+                    'Error indexing document: %(document)s; expression: '
+                    '%(expression)s; %(exception)s'
+                ) % {
+                    'document': document,
+                    'expression': template_node.expression,
+                    'exception': exception
+                }
                 logger.debug(error_message)
             else:
                 if result:
-                    index_instance, created = self.get_or_create(index_template_node=template_node, value=result, parent=parent_index_instance)
+                    index_instance, created = self.get_or_create(
+                        index_template_node=template_node, value=result,
+                        parent=parent_index_instance
+                    )
 
                     if template_node.link_documents:
                         index_instance.documents.add(document)
@@ -66,7 +80,9 @@ class IndexInstanceNodeManager(models.Manager):
         """
 
         for instance_node in self.filter(documents__isnull=True, parent__isnull=False):
-            IndexInstanceNodeManager.delete_empty_index_nodes_recursive(instance_node)
+            IndexInstanceNodeManager.delete_empty_index_nodes_recursive(
+                instance_node
+            )
 
     def index_document(self, document):
         """
@@ -80,7 +96,9 @@ class IndexInstanceNodeManager(models.Manager):
 
             # Only update indexes where the document type is found
             for index in Index.objects.filter(enabled=True, document_types=document.document_type):
-                root_instance, created = self.get_or_create(index_template_node=index.template_root, parent=None)
+                root_instance, created = self.get_or_create(
+                    index_template_node=index.template_root, parent=None
+                )
                 for template_node in index.template_root.get_children():
                     self.cascade_eval(document, template_node, root_instance)
 

mayan/apps/document_indexing/models.py

@@ -15,9 +15,20 @@ from .managers import IndexManager, IndexInstanceNodeManager
 
 @python_2_unicode_compatible
 class Index(models.Model):
-    label = models.CharField(max_length=128, unique=True, verbose_name=_('Label'))
-    enabled = models.BooleanField(default=True, help_text=_('Causes this index to be visible and updated when document data changes.'), verbose_name=_('Enabled'))
-    document_types = models.ManyToManyField(DocumentType, verbose_name=_('Document types'))
+    label = models.CharField(
+        max_length=128, unique=True, verbose_name=_('Label')
+    )
+    enabled = models.BooleanField(
+        default=True,
+        help_text=_(
+            'Causes this index to be visible and updated when document data '
+            'changes.'
+        ),
+        verbose_name=_('Enabled')
+    )
+    document_types = models.ManyToManyField(
+        DocumentType, verbose_name=_('Document types')
+    )
 
     objects = IndexManager()
 
@@ -34,7 +45,10 @@ class Index(models.Model):
 
     def get_absolute_url(self):
         try:
-            return reverse('indexing:index_instance_node_view', args=[self.instance_root.pk])
+            return reverse(
+                'indexing:index_instance_node_view',
+                args=[self.instance_root.pk]
+            )
         except IndexInstanceNode.DoesNotExist:
             return '#'
 
@@ -44,7 +58,9 @@ class Index(models.Model):
         IndexTemplateNode.objects.get_or_create(parent=None, index=self)
 
     def get_document_types_names(self):
-        return ', '.join([unicode(document_type) for document_type in self.document_types.all()] or ['None'])
+        return ', '.join(
+            [unicode(document_type) for document_type in self.document_types.all()] or ['None']
+        )
 
     def get_instance_node_count(self):
         try:
@@ -59,11 +75,31 @@ class Index(models.Model):
 
 @python_2_unicode_compatible
 class IndexTemplateNode(MPTTModel):
-    parent = TreeForeignKey('self', null=True, blank=True)
-    index = models.ForeignKey(Index, verbose_name=_('Index'), related_name='node_templates')
-    expression = models.CharField(max_length=128, verbose_name=_('Indexing expression'), help_text=_('Enter a python string expression to be evaluated.'))
-    enabled = models.BooleanField(default=True, verbose_name=_('Enabled'), help_text=_('Causes this node to be visible and updated when document data changes.'))
-    link_documents = models.BooleanField(default=False, verbose_name=_('Link documents'), help_text=_('Check this option to have this node act as a container for documents and not as a parent for further nodes.'))
+    parent = TreeForeignKey('self', blank=True, null=True)
+    index = models.ForeignKey(
+        Index, related_name='node_templates', verbose_name=_('Index')
+    )
+    expression = models.CharField(
+        max_length=128,
+        help_text=_('Enter a python string expression to be evaluated.'),
+        verbose_name=_('Indexing expression')
+    )
+    enabled = models.BooleanField(
+        default=True,
+        help_text=_(
+            'Causes this node to be visible and updated when document data '
+            'changes.'
+        ),
+        verbose_name=_('Enabled')
+    )
+    link_documents = models.BooleanField(
+        default=False,
+        help_text=_(
+            'Check this option to have this node act as a container for '
+            'documents and not as a parent for further nodes.'
+        ),
+        verbose_name=_('Link documents')
+    )
 
     def __str__(self):
         if self.is_root_node():
@@ -79,9 +115,16 @@ class IndexTemplateNode(MPTTModel):
 @python_2_unicode_compatible
 class IndexInstanceNode(MPTTModel):
     parent = TreeForeignKey('self', null=True, blank=True)
-    index_template_node = models.ForeignKey(IndexTemplateNode, related_name='node_instance', verbose_name=_('Index template node'))
-    value = models.CharField(max_length=128, blank=True, verbose_name=_('Value'))
-    documents = models.ManyToManyField(Document, related_name='node_instances', verbose_name=_('Documents'))
+    index_template_node = models.ForeignKey(
+        IndexTemplateNode, related_name='node_instance',
+        verbose_name=_('Index template node')
+    )
+    value = models.CharField(
+        blank=True, max_length=128, verbose_name=_('Value')
+    )
+    documents = models.ManyToManyField(
+        Document, related_name='node_instances', verbose_name=_('Documents')
+    )
 
     objects = IndexInstanceNodeManager()
 

mayan/apps/document_indexing/permissions.py

@@ -6,9 +6,21 @@ from permissions import PermissionNamespace
 
 namespace = PermissionNamespace('document_indexing', _('Indexing'))
 
-permission_document_indexing_setup = namespace.add_permission(name='document_index_setup', label=_('Configure document indexes'))
-permission_document_indexing_create = namespace.add_permission(name='document_index_create', label=_('Create new document indexes'))
-permission_document_indexing_edit = namespace.add_permission(name='document_index_edit', label=_('Edit document indexes'))
-permission_document_indexing_delete = namespace.add_permission(name='document_index_delete', label=_('Delete document indexes'))
-permission_document_indexing_view = namespace.add_permission(name='document_index_view', label=_('View document indexes'))
-permission_document_indexing_rebuild_indexes = namespace.add_permission(name='document_rebuild_indexes', label=_('Rebuild document indexes'))
+permission_document_indexing_setup = namespace.add_permission(
+    name='document_index_setup', label=_('Configure document indexes')
+)
+permission_document_indexing_create = namespace.add_permission(
+    name='document_index_create', label=_('Create new document indexes')
+)
+permission_document_indexing_edit = namespace.add_permission(
+    name='document_index_edit', label=_('Edit document indexes')
+)
+permission_document_indexing_delete = namespace.add_permission(
+    name='document_index_delete', label=_('Delete document indexes')
+)
+permission_document_indexing_view = namespace.add_permission(
+    name='document_index_view', label=_('View document indexes')
+)
+permission_document_indexing_rebuild_indexes = namespace.add_permission(
+    name='document_rebuild_indexes', label=_('Rebuild document indexes')
+)

mayan/apps/document_indexing/serializers.py

@@ -21,7 +21,10 @@ IndexInstanceNodeSerializer.base_fields['children'] = IndexInstanceNodeSerialize
 
 class IndexTemplateNodeSerializer(serializers.ModelSerializer):
     class Meta:
-        fields = ('id', 'parent', 'index', 'expression', 'enabled', 'link_documents', 'level')
+        fields = (
+            'id', 'parent', 'index', 'expression', 'enabled', 'link_documents',
+            'level'
+        )
         model = IndexTemplateNode
 
 
@@ -30,5 +33,8 @@ class IndexSerializer(serializers.ModelSerializer):
     instance_root = IndexInstanceNodeSerializer(read_only=True)
 
     class Meta:
-        fields = ('id', 'label', 'enabled', 'document_types', 'node_templates', 'instance_root')
+        fields = (
+            'id', 'label', 'enabled', 'document_types', 'node_templates',
+            'instance_root'
+        )
         model = Index

mayan/apps/document_indexing/settings.py

@@ -8,4 +8,7 @@ available_indexing_functions = {
 }
 
 namespace = Namespace(name='document_indexing', label=_('Indexing'))
-setting_available_indexing_functions = namespace.add_setting(global_name='DOCUMENT_INDEXING_AVAILABLE_INDEXING_FUNCTIONS', default=available_indexing_functions)
+setting_available_indexing_functions = namespace.add_setting(
+    global_name='DOCUMENT_INDEXING_AVAILABLE_INDEXING_FUNCTIONS',
+    default=available_indexing_functions
+)

mayan/apps/document_indexing/tasks.py

@@ -17,7 +17,9 @@ logger = logging.getLogger(__name__)
 @app.task(bind=True, default_retry_delay=RETRY_DELAY, max_retries=None, ignore_result=True)
 def task_delete_empty_index_nodes(self):
     try:
-        rebuild_lock = Lock.acquire_lock('document_indexing_task_do_rebuild_all_indexes')
+        rebuild_lock = Lock.acquire_lock(
+            'document_indexing_task_do_rebuild_all_indexes'
+        )
     except LockError as exception:
         # A rebuild is happening, retry later
         raise self.retry(exc=exception)
@@ -31,13 +33,17 @@ def task_delete_empty_index_nodes(self):
 @app.task(bind=True, default_retry_delay=RETRY_DELAY, max_retries=None, ignore_result=True)
 def task_index_document(self, document_id):
     try:
-        rebuild_lock = Lock.acquire_lock('document_indexing_task_do_rebuild_all_indexes')
+        rebuild_lock = Lock.acquire_lock(
+            'document_indexing_task_do_rebuild_all_indexes'
+        )
     except LockError as exception:
         # A rebuild is happening, retry later
         raise self.retry(exc=exception)
     else:
         try:
-            lock = Lock.acquire_lock('document_indexing_task_update_index_document_%d' % document_id)
+            lock = Lock.acquire_lock(
+                'document_indexing_task_update_index_document_%d' % document_id
+            )
         except LockError as exception:
             # This document is being reindexed by another task, retry later
             raise self.retry(exc=exception)
@@ -45,13 +51,17 @@ def task_index_document(self, document_id):
             try:
                 document = Document.objects.get(pk=document_id)
             except Document.DoesNotExist:
-                # Document was deleted before we could execute, abort about updating
+                # Document was deleted before we could execute, abort about
+                # updating
                 pass
             else:
                 try:
                     IndexInstanceNode.objects.index_document(document)
                 except OperationalError as exception:
-                    logger.warning('Operational error while trying to index document: %s; %s', document, exception)
+                    logger.warning(
+                        'Operational error while trying to index document: %s; %s',
+                        document, exception
+                    )
                     lock.release()
                     raise self.retry(exc=exception)
                 else:
@@ -69,7 +79,9 @@ def task_do_rebuild_all_indexes(self):
         raise self.retry()
 
     try:
-        lock = Lock.acquire_lock('document_indexing_task_do_rebuild_all_indexes')
+        lock = Lock.acquire_lock(
+            'document_indexing_task_do_rebuild_all_indexes'
+        )
     except LockError as exception:
         # Another rebuild is happening, retry later
         raise self.retry(exc=exception)

mayan/apps/document_indexing/test_models.py

@@ -12,14 +12,18 @@ from .models import Index, IndexInstanceNode, IndexTemplateNode
 
 class IndexTestCase(TestCase):
     def setUp(self):
-        self.document_type = DocumentType.objects.create(label=TEST_DOCUMENT_TYPE)
+        self.document_type = DocumentType.objects.create(
+            label=TEST_DOCUMENT_TYPE
+        )
 
         ocr_settings = self.document_type.ocr_settings
         ocr_settings.auto_ocr = False
         ocr_settings.save()
 
         with open(TEST_SMALL_DOCUMENT_PATH) as file_object:
-            self.document = self.document_type.new_document(file_object=File(file_object))
+            self.document = self.document_type.new_document(
+                file_object=File(file_object)
+            )
 
     def tearDown(self):
         for document_type in DocumentType.objects.all():
@@ -27,7 +31,9 @@ class IndexTestCase(TestCase):
 
     def test_indexing(self):
         metadata_type = MetadataType.objects.create(name='test', label='test')
-        DocumentTypeMetadataType.objects.create(document_type=self.document_type, metadata_type=metadata_type)
+        DocumentTypeMetadataType.objects.create(
+            document_type=self.document_type, metadata_type=metadata_type
+        )
 
         # Create empty index
         index = Index.objects.create(label='test')