Clean exit on Ctrl+C without traceback

scripts/tui.py

@@ -34,7 +34,11 @@ class HendrikTUI:
         self.h, self.w = 0, 0
 
     def run(self):
+        try:
             curses.wrapper(self._main)
+        except KeyboardInterrupt:
+            pass
+        print("Exiting.")
 
     def _main(self, stdscr):
         curses.use_default_colors()
@@ -56,7 +60,10 @@ class HendrikTUI:
 
             self._draw(stdscr)
             curses.curs_set(0 if self.processing else 2)
+            try:
                 key = stdscr.getch()
+            except KeyboardInterrupt:
+                break
             if not self.processing:
                 self._handle_key(stdscr, key)