diff --git a/source/braille.py b/source/braille.py
index 5a5a9657160..c0f4c556529 100644
--- a/source/braille.py
+++ b/source/braille.py
@@ -2519,7 +2519,7 @@ def _get_displayNumRows(self) -> int:
 
 	def _set_displayNumRows(self, value: int):
 		raise AttributeError(
-			f"Can't set displayNumRows to {value}, consider registering a handler to filter displayNumRows"
+			f"Can't set displayNumRows to {value}, consider registering a handler to filter displayNumRows",
 		)
 
 	displayNumCols: int
@@ -2534,7 +2534,7 @@ def _get_displayNumCols(self) -> int:
 
 	def _set_displayNumCols(self, value: int):
 		raise AttributeError(
-			f"Can't set displayNumCols to {value}, consider registering a handler to filter displayNumCols"
+			f"Can't set displayNumCols to {value}, consider registering a handler to filter displayNumCols",
 		)
 
 	enabled: bool
@@ -2697,7 +2697,12 @@ def _updateDisplay(self):
 			wx.CallAfter(self._cursorBlinkTimer.Start, blinkRate)
 
 	def _normalizeCellArraySize(
-		self, oldCells: list[int], oldCellCount: int, oldNumRows: int, newCellCount: int, newNumRows: int
+		self,
+		oldCells: list[int],
+		oldCellCount: int,
+		oldNumRows: int,
+		newCellCount: int,
+		newNumRows: int,
 	) -> list[int]:
 		"""
 		Given a list of braille cells of length oldCell Count layed out in sequencial rows of oldNumRows,
@@ -2737,7 +2742,11 @@ def _writeCells(self, cells: List[int]):
 		# However, the braille handler uses handlerCellCount to calculate the number of cells.
 		# number of rows / columns may also differ.
 		cells = self._normalizeCellArraySize(
-			cells, handlerCellCount, self.displayNumRows, displayCellCount, self.display.numRows
+			cells,
+			handlerCellCount,
+			self.displayNumRows,
+			displayCellCount,
+			self.display.numRows,
 		)
 		if not self.display.isThreadSafe:
 			try: