remove unused handler

ceo/tui/start.py

@@ -1,7 +1,6 @@
 import sys
 
-from asciimatics.event import KeyboardEvent
-from asciimatics.exceptions import ResizeScreenError, StopApplication
+from asciimatics.exceptions import ResizeScreenError
 from asciimatics.scene import Scene
 from asciimatics.screen import Screen
 
@@ -26,14 +25,6 @@ from .members.ResetPasswordResultView import ResetPasswordResultView
 from .members.SetForwardingAddressesView import SetForwardingAddressesView
 
 
-def unhandled(event):
-    if isinstance(event, KeyboardEvent):
-        c = event.key_code
-        # Stop on 'q' or 'Esc'
-        if c in (113, 27):
-            raise StopApplication("User terminated app")
-
-
 # tuples of (name, view)
 views = []
 
@@ -73,7 +64,7 @@ def screen_wrapper(screen, last_scene, model):
     model.views = [view for name, view in views]
     screen.play(
         scenes, stop_on_resize=True, start_scene=last_scene, allow_int=True,
-        unhandled_input=unhandled)
+    )
 
 
 def main():