Disable echo back instead of setting tty to raw in Inferior Python

* lisp/progmodes/python.el (python-shell-setup-code): Change the
Python setup code.  (Bug#76943)

(cherry picked from commit 4c5c20ddc2cdde570ccf54c4aa60644828ee213d)

diff --git a/lisp/progmodes/python.el b/lisp/progmodes/python.el
index 5ac17896b44b41dc1a8b8967bd44533b003ac901..3746ce3803fe94763af7897d06defa9fef9dbf5a 100644 (file)
--- a/lisp/progmodes/python.el
+++ b/lisp/progmodes/python.el
@@ -3558,11 +3558,13 @@ eventually provide a shell."
 (defconst python-shell-setup-code
   "\
 try:
-    import tty
+    import termios
 except ImportError:
     pass
 else:
-    tty.setraw(0)"
+    attr = termios.tcgetattr(0)
+    attr[3] &= ~termios.ECHO
+    termios.tcsetattr(0, termios.TCSADRAIN, attr)"
   "Code used to setup the inferior Python processes.")
 
 (defconst python-shell-eval-setup-code