Remove unused functions

app/playlists.py

@@ -1490,48 +1490,6 @@ class PlaylistTab(QTableWidget):
                 and pos.y() >= rect.center().y()  # noqa W503
         )
 
-    def _meta_clear_attribute(self, row: int, attribute: int) -> None:
-        """Clear given metadata for row"""
-
-        if row is None:
-            raise ValueError(f"_meta_clear_attribute({row=}, {attribute=})")
-
-        new_metadata: int = self._meta_get(row) & ~(1 << attribute)
-        self.item(row, USERDATA).setData(self.ROW_FLAGS, new_metadata)
-
-    def _meta_get(self, row: int) -> int:
-        """Return row metadata"""
-
-        return (self.item(row, USERDATA).data(self.ROW_FLAGS))
-
-    def _meta_search(self, metadata: int, one: bool = True) -> List[int]:
-        """
-        Search rows for metadata.
-
-        If one is True, check that only one row matches and return
-        the row number.
-
-        If one is False, return a list of matching row numbers.
-        """
-
-        matches = []
-        for row in range(self.rowCount()):
-            if self._meta_get(row):
-                if self._meta_get(row) & (1 << metadata):
-                    matches.append(row)
-
-        if not one:
-            return matches
-
-        if len(matches) <= 1:
-            return matches
-        else:
-            log.error(
-                f"Multiple matches for metadata '{metadata}' found "
-                f"in rows: {', '.join([str(x) for x in matches])}"
-            )
-            raise AttributeError(f"Multiple '{metadata}' metadata {matches}")
-
     def _move_row(self, session: scoped_session, plr: PlaylistRows,
                   new_row_number: int) -> None:
         """Move playlist row to new_row_number using parent copy/paste"""