Various sundry changes.

1 files changed, 3 insertions, 0 deletions

diff --git a/input_utils.py b/input_utils.py
index 913146a..b19bfe1 100644
--- a/input_utils.py
+++ b/input_utils.py
@@ -24,6 +24,7 @@ def single_keystroke_response(
     def _single_keystroke_response_internal(
         valid_responses: List[str], timeout_seconds=None
     ) -> str:
+        os_special_keystrokes = [3, 26]  # ^C, ^Z
         if timeout_seconds is not None:
             signal.signal(signal.SIGALRM, _handle_timeout)
             signal.alarm(timeout_seconds)
@@ -33,6 +34,8 @@ def single_keystroke_response(
                 response = readchar.readchar()
                 if response in valid_responses:
                     break
+                if ord(response) in os_special_keystrokes:
+                    break
             return response
         finally:
             if timeout_seconds is not None: