1 files changed, 6 insertions, 1 deletions
diff --git a/Lib/test/test_curses.py b/Lib/test/test_curses.py
index b4673e9..ccbbc23 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')
@@ -280,6 +280,10 @@ def test_unget_wch(stdscr):
     if read != ch:
         raise AssertionError("%r != %r" % (read, ch))
 
+def test_issue10570():
+    b = curses.tparm(curses.tigetstr("cup"), 5, 3)
+    assert type(b) is bytes
+
 def main(stdscr):
     curses.savetty()
     try:
@@ -289,6 +293,7 @@ def main(stdscr):
         test_resize_term(stdscr)
         test_issue6243(stdscr)
         test_unget_wch(stdscr)
+        test_issue10570()
     finally:
         curses.resetty()