gh-132017: Handle SIGCONT in `pyrepl` (#132918)

Lib/_pyrepl/unix_console.py

diff --git a/Lib/_pyrepl/unix_console.py b/Lib/_pyrepl/unix_console.py
index 07b160d..9be6ce6 100644
--- a/Lib/_pyrepl/unix_console.py
+++ b/Lib/_pyrepl/unix_console.py
@@ -197,6 +197,12 @@ def _my_getstr(cap: str, optional: bool = False) -> bytes | None:
         self.event_queue = EventQueue(self.input_fd, self.encoding)
         self.cursor_visible = 1
 
+        signal.signal(signal.SIGCONT, self._sigcont_handler)
+
+    def _sigcont_handler(self, signum, frame):
+        self.restore()
+        self.prepare()
+
     def __read(self, n: int) -> bytes:
         return os.read(self.input_fd, n)
 

Misc/NEWS.d/next/Library/2025-04-25-10-51-00.gh-issue-132017.SIGCONT1.rst

diff --git a/Misc/NEWS.d/next/Library/2025-04-25-10-51-00.gh-issue-132017.SIGCONT1.rst b/Misc/NEWS.d/next/Library/2025-04-25-10-51-00.gh-issue-132017.SIGCONT1.rst
new file mode 100644
index 0000000..a11ccb9
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2025-04-25-10-51-00.gh-issue-132017.SIGCONT1.rst
@@ -0,0 +1 @@
+Fix error when ``pyrepl`` is suspended, then resumed and terminated.