Implement AI code review suggestion

Author: DeflateAwning

py/selenium/webdriver/common/actions/key_actions.py

@@ -26,7 +26,7 @@
 
 class KeyActions(Interaction):
     def __init__(self, source: KeyInput | PointerInput | WheelInput | None = None) -> None:
-        if not source:
+        if source is None:
             source = KeyInput(KEY)
         self.source = source
         super().__init__(source)

py/selenium/webdriver/common/actions/pointer_actions.py

@@ -31,7 +31,7 @@ def __init__(self, source: Optional[PointerInput] = None, duration: int = 250):
         - source: PointerInput instance
         - duration: override the default 250 msecs of DEFAULT_MOVE_DURATION in source
         """
-        if not source:
+        if source is None:
             source = PointerInput(interaction.POINTER_MOUSE, "mouse")
         self.source = source
         self._duration = duration

py/selenium/webdriver/common/actions/wheel_actions.py

@@ -23,7 +23,7 @@
 
 class WheelActions(Interaction):
     def __init__(self, source: Optional[WheelInput] = None):
-        if not source:
+        if source is None:
             source = WheelInput("wheel")
         super().__init__(source)