Chore: Drop Python 3.9 support (#7774)

src/documents/parsers.py

@@ -10,7 +10,6 @@ from collections.abc import Iterator
 from functools import lru_cache
 from pathlib import Path
 from re import Match
-from typing import Optional
 
 from django.conf import settings
 from django.utils import timezone
@@ -107,7 +106,7 @@ def get_supported_file_extensions() -> set[str]:
     return extensions
 
 
-def get_parser_class_for_mime_type(mime_type: str) -> Optional[type["DocumentParser"]]:
+def get_parser_class_for_mime_type(mime_type: str) -> type["DocumentParser"] | None:
     """
     Returns the best parser (by weight) for the given mimetype or
     None if no parser exists
@@ -252,7 +251,7 @@ def make_thumbnail_from_pdf(in_path, temp_dir, logging_group=None) -> Path:
     return out_path
 
 
-def parse_date(filename, text) -> Optional[datetime.datetime]:
+def parse_date(filename, text) -> datetime.datetime | None:
     return next(parse_date_generator(filename, text), None)
 
 
@@ -277,7 +276,7 @@ def parse_date_generator(filename, text) -> Iterator[datetime.datetime]:
             },
         )
 
-    def __filter(date: datetime.datetime) -> Optional[datetime.datetime]:
+    def __filter(date: datetime.datetime) -> datetime.datetime | None:
         if (
             date is not None
             and date.year > 1900
@@ -290,7 +289,7 @@ def parse_date_generator(filename, text) -> Iterator[datetime.datetime]:
     def __process_match(
         match: Match[str],
         date_order: str,
-    ) -> Optional[datetime.datetime]:
+    ) -> datetime.datetime | None:
         date_string = match.group(0)
 
         try:
@@ -339,7 +338,7 @@ class DocumentParser(LoggingMixin):
 
         self.archive_path = None
         self.text = None
-        self.date: Optional[datetime.datetime] = None
+        self.date: datetime.datetime | None = None
         self.progress_callback = progress_callback
 
     def progress(self, current_progress, max_progress):
@@ -385,7 +384,7 @@ class DocumentParser(LoggingMixin):
     def get_text(self):
         return self.text
 
-    def get_date(self) -> Optional[datetime.datetime]:
+    def get_date(self) -> datetime.datetime | None:
         return self.date
 
     def cleanup(self):