8000 bpo-44172: Keep reference to original window in curses subwindow objects by michaelforney · Pull Request #26226 · python/cpython · GitHub
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bpo-44172: Keep reference to original window in curses subwindow objects #26226

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Merged
merged 5 commits into from
May 4, 2025
Merged

bpo-44172: Keep reference to original window in curses subwindow objects #26226

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90a186a
bpo-44172: Keep reference to original window in curses subwindow objects
michaelforney May 19, 2021
423bf28
Merge branch 'main' into curses-orig
serhiy-storchaka Apr 12, 2025
b04218b
Add a test.
serhiy-storchaka Apr 12, 2025
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Add visitor in tp_traverse.
serhiy-storchaka Apr 12, 2025
0478d17
Update the NEWS entry.
serhiy-storchaka Apr 12, 2025
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Add a test.
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@serhiy-storchaka
serhiy-storchaka committed Apr 12, 2025
commit b04218b4b15c7b59f2c6af251b5ed3d0c8bae785
11 changes: 10 additions & 1 deletion Lib/test/test_curses.py
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Expand Up @@ -8,7 +8,8 @@
from unittest.mock import MagicMock

from test.support import (requires, verbose, SaveSignals, cpython_only,
check_disallow_instantiation, MISSING_C_DOCSTRINGS)
check_disallow_instantiation, MISSING_C_DOCSTRINGS,
gc_collect)
from test.support.import_helper import import_module

# Optionally test curses module. This currently requires that the
Expand Down Expand Up @@ -181,6 +182,14 @@ def test_create_windows(self):
self.assertEqual(win3.getparyx(), (2, 1))
self.assertEqual(win3.getmaxyx(), (6, 11))

def test_subwindows_references(self):
win = curses.newwin(5, 10)
win2 = win.subwin(3, 7)
del win
gc_collect()
del win2
gc_collect()

def test_move_cursor(self):
stdscr = self.stdscr
win = stdscr.subwin(10, 15, 2, 5)
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0