Clean up type hints

app/config.py

@@ -2,7 +2,7 @@
 import datetime as dt
 import logging
 import os
-from typing import List, Optional
+from typing import Optional
 
 # PyQt imports
 
@@ -35,8 +35,8 @@ class Config(object):
     COLOUR_UNREADABLE = "#dc3545"
     COLOUR_WARNING_TIMER = "#ffc107"
     DBFS_SILENCE = -50
-    DEBUG_FUNCTIONS: List[Optional[str]] = []
+    DEBUG_FUNCTIONS: list[Optional[str]] = []
-    DEBUG_MODULES: List[Optional[str]] = []
+    DEBUG_MODULES: list[Optional[str]] = []
     DEFAULT_COLUMN_WIDTH = 200
     DISPLAY_SQL = False
     DO_NOT_IMPORT = "Do not import"

app/dbtables.py

@@ -1,5 +1,5 @@
 # Standard library imports
-from typing import List, Optional
+from typing import Optional
 import datetime as dt
 
 # PyQt imports
@@ -73,7 +73,7 @@ class PlaylistsTable(Model):
     tab: Mapped[Optional[int]] = mapped_column(default=None)
     open: Mapped[bool] = mapped_column(default=False)
     is_template: Mapped[bool] = mapped_column(default=False)
-    rows: Mapped[List["PlaylistRowsTable"]] = relationship(
+    rows: Mapped[list["PlaylistRowsTable"]] = relationship(
         "PlaylistRowsTable",
         back_populates="playlist",
         cascade="all, delete-orphan",
@@ -146,11 +146,11 @@ class TracksTable(Model):
     start_gap: Mapped[int] = mapped_column(index=False)
     title: Mapped[str] = mapped_column(String(256), index=True)
 
-    playlistrows: Mapped[List[PlaylistRowsTable]] = relationship(
+    playlistrows: Mapped[list[PlaylistRowsTable]] = relationship(
         "PlaylistRowsTable", back_populates="track"
     )
     playlists = association_proxy("playlistrows", "playlist")
-    playdates: Mapped[List[PlaydatesTable]] = relationship(
+    playdates: Mapped[list[PlaydatesTable]] = relationship(
         "PlaydatesTable",
         back_populates="track",
         lazy="joined",

app/models.py

@@ -1,7 +1,7 @@
 # Standard library imports
 from __future__ import annotations
 
-from typing import List, Optional, Sequence
+from typing import Optional, Sequence
 import datetime as dt
 import os
 import re
@@ -187,7 +187,7 @@ class Playlists(dbtables.PlaylistsTable):
         session.commit()
 
     @staticmethod
-    def clear_tabs(session: Session, playlist_ids: List[int]) -> None:
+    def clear_tabs(session: Session, playlist_ids: list[int]) -> None:
         """
         Make all tab records NULL
         """
@@ -425,7 +425,7 @@ class PlaylistRows(dbtables.PlaylistRowsTable):
 
     @classmethod
     def plrids_to_plrs(
-        cls, session: Session, playlist_id: int, plr_ids: List[int]
+        cls, session: Session, playlist_id: int, plr_ids: list[int]
     ) -> Sequence["PlaylistRows"]:
         """
         Take a list of PlaylistRows ids and return a list of corresponding
@@ -577,7 +577,7 @@ class PlaylistRows(dbtables.PlaylistRowsTable):
     def update_plr_row_numbers(
         session: Session,
         playlist_id: int,
-        sqla_map: List[dict[str, int]],
+        sqla_map: list[dict[str, int]],
     ) -> None:
         """
         Take a {plrid: row_number} dictionary and update the row numbers accordingly

app/musicmuster.py

@@ -2,7 +2,7 @@
 
 # Standard library imports
 from slugify import slugify  # type: ignore
-from typing import List, Optional
+from typing import Optional
 import argparse
 import datetime as dt
 import os
@@ -392,7 +392,7 @@ class Window(QMainWindow, Ui_MainWindow):
         self.widgetFadeVolume.setDefaultPadding(0)
         self.widgetFadeVolume.setBackground(Config.FADE_CURVE_BACKGROUND)
 
-        self.move_source_rows: Optional[List[int]] = None
+        self.move_source_rows: Optional[list[int]] = None
         self.move_source_model: Optional[PlaylistModel] = None
 
         self.disable_selection_timing = False
@@ -989,7 +989,7 @@ class Window(QMainWindow, Ui_MainWindow):
             f"mark_rows_for_moving(): {self.move_source_rows=} {self.move_source_model=}"
         )
 
-    def move_playlist_rows(self, row_numbers: List[int]) -> None:
+    def move_playlist_rows(self, row_numbers: list[int]) -> None:
         """
         Move passed playlist rows to another playlist
         """

app/playlists.py

@@ -1,5 +1,5 @@
 # Standard library imports
-from typing import Any, Callable, cast, List, Optional, TYPE_CHECKING
+from typing import Any, Callable, cast, Optional, TYPE_CHECKING
 
 # PyQt imports
 from PyQt6.QtCore import (
@@ -824,7 +824,7 @@ class PlaylistTab(QTableView):
         else:
             return None
 
-    def get_selected_rows(self) -> List[int]:
+    def get_selected_rows(self) -> list[int]:
         """Return a list of model-selected row numbers sorted by row"""
 
         # Use a set to deduplicate result (a selected row will have all
@@ -878,7 +878,7 @@ class PlaylistTab(QTableView):
 
         show_OK(self.musicmuster, "Track info", txt)
 
-    def _mark_as_unplayed(self, row_numbers: List[int]) -> None:
+    def _mark_as_unplayed(self, row_numbers: list[int]) -> None:
         """Mark row as unplayed"""
 
         self.get_base_model().mark_unplayed(row_numbers)
@@ -1002,7 +1002,7 @@ class PlaylistTab(QTableView):
             return None
         return self.model().mapToSource(selected_index).row()
 
-    def selected_model_row_numbers(self) -> List[int]:
+    def selected_model_row_numbers(self) -> list[int]:
         """
         Return a list of model row numbers corresponding to the selected rows or
         an empty list.
@@ -1031,7 +1031,7 @@ class PlaylistTab(QTableView):
 
         return row_indexes[0]
 
-    def _selected_row_indexes(self) -> List[QModelIndex]:
+    def _selected_row_indexes(self) -> list[QModelIndex]:
         """
         Return a list of indexes of column 0 of selected rows
         """