Chore(mypy): Annotate None returns for typing improvements (#11213)

src/documents/tasks.py

@@ -71,13 +71,13 @@ logger = logging.getLogger("paperless.tasks")
 
 
 @shared_task
-def index_optimize():
+def index_optimize() -> None:
     ix = index.open_index()
     writer = AsyncWriter(ix)
     writer.commit(optimize=True)
 
 
-def index_reindex(*, progress_bar_disable=False):
+def index_reindex(*, progress_bar_disable=False) -> None:
     documents = Document.objects.all()
 
     ix = index.open_index(recreate=True)
@@ -88,7 +88,7 @@ def index_reindex(*, progress_bar_disable=False):
 
 
 @shared_task
-def train_classifier(*, scheduled=True):
+def train_classifier(*, scheduled=True) -> None:
     task = PaperlessTask.objects.create(
         type=PaperlessTask.TaskType.SCHEDULED_TASK
         if scheduled
@@ -234,7 +234,7 @@ def sanity_check(*, scheduled=True, raise_on_error=True):
 
 
 @shared_task
-def bulk_update_documents(document_ids):
+def bulk_update_documents(document_ids) -> None:
     documents = Document.objects.filter(id__in=document_ids)
 
     ix = index.open_index()
@@ -261,7 +261,7 @@ def bulk_update_documents(document_ids):
 
 
 @shared_task
-def update_document_content_maybe_archive_file(document_id):
+def update_document_content_maybe_archive_file(document_id) -> None:
     """
     Re-creates OCR content and thumbnail for a document, and archive file if
     it exists.
@@ -373,7 +373,7 @@ def update_document_content_maybe_archive_file(document_id):
 
 
 @shared_task
-def empty_trash(doc_ids=None):
+def empty_trash(doc_ids=None) -> None:
     if doc_ids is None:
         logger.info("Emptying trash of all expired documents")
     documents = (
@@ -410,7 +410,7 @@ def empty_trash(doc_ids=None):
 
 
 @shared_task
-def check_scheduled_workflows():
+def check_scheduled_workflows() -> None:
     """
     Check and run all enabled scheduled workflows.
 
@@ -588,7 +588,7 @@ def llmindex_index(
     rebuild=False,
     scheduled=True,
     auto=False,
-):
+) -> None:
     ai_config = AIConfig()
     if ai_config.llm_index_enabled:
         task = PaperlessTask.objects.create(
@@ -624,17 +624,17 @@ def llmindex_index(
 
 
 @shared_task
-def update_document_in_llm_index(document):
+def update_document_in_llm_index(document) -> None:
     llm_index_add_or_update_document(document)
 
 
 @shared_task
-def remove_document_from_llm_index(document):
+def remove_document_from_llm_index(document) -> None:
     llm_index_remove_document(document)
 
 
 @shared_task
-def build_share_link_bundle(bundle_id: int):
+def build_share_link_bundle(bundle_id: int) -> None:
     try:
         bundle = (
             ShareLinkBundle.objects.filter(pk=bundle_id)
@@ -726,7 +726,7 @@ def build_share_link_bundle(bundle_id: int):
 
 
 @shared_task
-def cleanup_expired_share_link_bundles():
+def cleanup_expired_share_link_bundles() -> None:
     now = timezone.now()
     expired_qs = ShareLinkBundle.objects.filter(
         expiration__isnull=False,