Chore: Drop Python 3.9 support (#7774)

src/paperless_mail/mail.py

@@ -10,8 +10,6 @@ from datetime import timedelta
 from fnmatch import fnmatch
 from pathlib import Path
 from typing import TYPE_CHECKING
-from typing import Optional
-from typing import Union
 
 import magic
 import pathvalidate
@@ -84,7 +82,7 @@ class BaseMailAction:
     read mails when the action is to mark mails as read).
     """
 
-    def get_criteria(self) -> Union[dict, LogicOperator]:
+    def get_criteria(self) -> dict | LogicOperator:
         """
         Returns filtering criteria/query for this mail action.
         """
@@ -453,7 +451,7 @@ class MailAccountHandler(LoggingMixin):
         else:
             self.log.debug(f"Skipping mail preprocessor {preprocessor_type.NAME}")
 
-    def _correspondent_from_name(self, name: str) -> Optional[Correspondent]:
+    def _correspondent_from_name(self, name: str) -> Correspondent | None:
         try:
             return Correspondent.objects.get_or_create(name=name)[0]
         except DatabaseError as e:
@@ -465,7 +463,7 @@ class MailAccountHandler(LoggingMixin):
         message: MailMessage,
         att: MailAttachment,
         rule: MailRule,
-    ) -> Optional[str]:
+    ) -> str | None:
         if rule.assign_title_from == MailRule.TitleSource.FROM_SUBJECT:
             return message.subject
 
@@ -484,7 +482,7 @@ class MailAccountHandler(LoggingMixin):
         self,
         message: MailMessage,
         rule: MailRule,
-    ) -> Optional[Correspondent]:
+    ) -> Correspondent | None:
         c_from = rule.assign_correspondent_from
 
         if c_from == MailRule.CorrespondentSource.FROM_NOTHING:
@@ -688,7 +686,7 @@ class MailAccountHandler(LoggingMixin):
 
     def filename_inclusion_matches(
         self,
-        filter_attachment_filename_include: Optional[str],
+        filter_attachment_filename_include: str | None,
         filename: str,
     ) -> bool:
         if filter_attachment_filename_include:
@@ -707,7 +705,7 @@ class MailAccountHandler(LoggingMixin):
 
     def filename_exclusion_matches(
         self,
-        filter_attachment_filename_exclude: Optional[str],
+        filter_attachment_filename_exclude: str | None,
         filename: str,
     ) -> bool:
         if filter_attachment_filename_exclude:

src/paperless_mail/parsers.py

@@ -1,7 +1,6 @@
 import re
 from html import escape
 from pathlib import Path
-from typing import Optional
 
 from bleach import clean
 from bleach import linkify
@@ -33,7 +32,7 @@ class MailDocumentParser(DocumentParser):
 
     logging_name = "paperless.parsing.mail"
 
-    def _settings_to_gotenberg_pdfa(self) -> Optional[PdfAFormat]:
+    def _settings_to_gotenberg_pdfa(self) -> PdfAFormat | None:
         """
         Converts our requested PDF/A output into the Gotenberg API
         format
@@ -44,7 +43,7 @@ class MailDocumentParser(DocumentParser):
         }:
             return PdfAFormat.A2b
         elif settings.OCR_OUTPUT_TYPE == OutputTypeChoices.PDF_A1:  # pragma: no cover
-            self.log.warn(
+            self.log.warning(
                 "Gotenberg does not support PDF/A-1a, choosing PDF/A-2b instead",
             )
             return PdfAFormat.A2b

src/paperless_mail/tests/test_mail.py

@@ -4,8 +4,6 @@ import random
 import uuid
 from collections import namedtuple
 from contextlib import AbstractContextManager
-from typing import Optional
-from typing import Union
 from unittest import mock
 
 import pytest
@@ -199,11 +197,11 @@ class MessageBuilder:
 
     def create_message(
         self,
-        attachments: Union[int, list[_AttachmentDef]] = 1,
+        attachments: int | list[_AttachmentDef] = 1,
         body: str = "",
         subject: str = "the subject",
         from_: str = "no_one@mail.com",
-        to: Optional[list[str]] = None,
+        to: list[str] | None = None,
         seen: bool = False,
         flagged: bool = False,
         processed: bool = False,
@@ -622,8 +620,8 @@ class TestMail(
         @dataclasses.dataclass(frozen=True)
         class FilterTestCase:
             name: str
-            include_pattern: Optional[str]
-            exclude_pattern: Optional[str]
+            include_pattern: str | None
+            exclude_pattern: str | None
             expected_matches: list[str]
 
         tests = [