tweaks

src/textual/app.py

@@ -931,7 +931,7 @@ class App(Generic[ReturnType], DOMNode):
             widget (Widget): Widget to focus.
             scroll_visible (bool, optional): Scroll widget in to view.
         """
-        if widget == self.focused:
+        if widget is self.focused:
             # Widget is already focused
             return
 

src/textual/widgets/_input.py

@@ -10,7 +10,7 @@ from .. import events
 from .._segment_tools import line_crop
 from ..binding import Binding
 from ..geometry import Size
-from ..message import Message, MessageTarget
+from ..message import Message
 from ..reactive import reactive
 from ..widget import Widget