From 2662133a05d789de67aeaaad24aa86f49da95844 Mon Sep 17 00:00:00 2001
From: Victor Stinner <victor.stinner@haypocalc.com>
Date: Wed, 2 Nov 2011 23:45:29 +0100
Subject: Issue #10570: curses.tigetstr() is now expecting a byte string,
 instead of a Unicode string.

This is an incompatible change, but the previous behaviour was completly wrong.
---
 Doc/library/curses.rst  | 2 +-
 Lib/test/test_curses.py | 7 ++++++-
 Misc/NEWS               | 3 +++
 Modules/_cursesmodule.c | 2 +-
 4 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/Doc/library/curses.rst b/Doc/library/curses.rst
index 5470a10..f31b9c5 100644
--- a/Doc/library/curses.rst
+++ b/Doc/library/curses.rst
@@ -566,7 +566,7 @@ The module :mod:`curses` defines the following functions:
 
    Instantiate the string *str* with the supplied parameters, where *str* should
    be a parameterized string obtained from the terminfo database.  E.g.
-   ``tparm(tigetstr("cup"), 5, 3)`` could result in ``'\033[6;4H'``, the exact
+   ``tparm(tigetstr("cup"), 5, 3)`` could result in ``b'\033[6;4H'``, the exact
    result depending on terminal type.
 
 
diff --git a/Lib/test/test_curses.py b/Lib/test/test_curses.py
index b9ff346..0980783 100644
--- a/Lib/test/test_curses.py
+++ b/Lib/test/test_curses.py
@@ -190,7 +190,7 @@ def module_funcs(stdscr):
     curses.tigetflag('hc')
     curses.tigetnum('co')
     curses.tigetstr('cr')
-    curses.tparm('cr')
+    curses.tparm(b'cr')
     curses.typeahead(sys.__stdin__.fileno())
     curses.unctrl('a')
     curses.ungetch('a')
@@ -264,6 +264,10 @@ def test_issue6243(stdscr):
     curses.ungetch(1025)
     stdscr.getkey()
 
+def test_issue10570():
+    b = curses.tparm(curses.tigetstr("cup"), 5, 3)
+    assert type(b) is bytes
+
 def main(stdscr):
     curses.savetty()
     try:
@@ -272,6 +276,7 @@ def main(stdscr):
         test_userptr_without_set(stdscr)
         test_resize_term(stdscr)
         test_issue6243(stdscr)
+        test_issue10570()
     finally:
         curses.resetty()
 
diff --git a/Misc/NEWS b/Misc/NEWS
index 9e7a96c..993dfae 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -66,6 +66,9 @@ Core and Builtins
 Library
 -------
 
+- Issue #10570: curses.tigetstr() is now expecting a byte string, instead of
+  a Unicode string.
+
 - Issue #2892: preserve iterparse events in case of SyntaxError.
 
 - Issue #670664: Fix HTMLParser to correctly handle the content of
diff --git a/Modules/_cursesmodule.c b/Modules/_cursesmodule.c
index 092fb69..4f7a525 100644
--- a/Modules/_cursesmodule.c
+++ b/Modules/_cursesmodule.c
@@ -2600,7 +2600,7 @@ PyCurses_tparm(PyObject *self, PyObject *args)
 
     PyCursesSetupTermCalled;
 
-    if (!PyArg_ParseTuple(args, "s|iiiiiiiii:tparm",
+    if (!PyArg_ParseTuple(args, "y|iiiiiiiii:tparm",
                           &fmt, &i1, &i2, &i3, &i4,
                           &i5, &i6, &i7, &i8, &i9)) {
         return NULL;
-- 
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