diff --git a/kmk/scanners/keypad.py b/kmk/scanners/keypad.py
index 8bb03b31f..4721e8560 100644
--- a/kmk/scanners/keypad.py
+++ b/kmk/scanners/keypad.py
@@ -4,23 +4,23 @@
 
 
 class KeypadScanner(Scanner):
-    """
+    '''
     Translation layer around a CircuitPython 7 keypad scanner.
 
     :param pin_map: A sequence of (row, column) tuples for each key.
     :param kp: An instance of the keypad class.
-    """
+    '''
 
     @property
     def key_count(self):
         return self.keypad.key_count
 
     def scan_for_changes(self):
-        """
+        '''
         Scan for key events and return a key report if an event exists.
 
         The key report is a byte array with contents [row, col, True if pressed else False]
-        """
+        '''
         ev = self.keypad.events.get()
         if ev and self.offset:
             return keypad.Event(ev.key_number + self.offset, ev.pressed)
@@ -28,13 +28,13 @@ def scan_for_changes(self):
 
 
 class MatrixScanner(KeypadScanner):
-    """
+    '''
     Row/Column matrix using the CircuitPython 7 keypad scanner.
 
     :param row_pins: A sequence of pins used for rows.
     :param col_pins: A sequence of pins used for columns.
     :param direction: The diode orientation of the matrix.
-    """
+    '''
 
     def __init__(
         self,
@@ -67,11 +67,11 @@ def __init__(
 
 
 class KeysScanner(KeypadScanner):
-    """
+    '''
     GPIO-per-key 'matrix' using the native CircuitPython 7 keypad scanner.
 
     :param pins: An array of arrays of CircuitPython Pin objects, such that pins[r][c] is the pin for row r, column c.
-    """
+    '''
 
     def __init__(
         self,