From: Jelle Zijlstra <jelle.zijlstra@gmail.com>
Date: Wed, 29 May 2024 00:05:18 +0000 (-0700)
Subject: gh-119443: Turn off from __future__ import annotations in REPL (#119493)
X-Git-Tag: v3.14.0a1~1728
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=a8e35e8ebad8c3bb44d14968aa05d1acbc028247;p=thirdparty%2FPython%2Fcpython.git

gh-119443: Turn off from __future__ import annotations in REPL (#119493)
---

diff --git a/Lib/_pyrepl/simple_interact.py b/Lib/_pyrepl/simple_interact.py
index 975533a425be..b5f182ebfe71 100644
--- a/Lib/_pyrepl/simple_interact.py
+++ b/Lib/_pyrepl/simple_interact.py
@@ -100,7 +100,7 @@ class InteractiveColoredConsole(code.InteractiveConsole):
             the_symbol = symbol if stmt is last_stmt else "exec"
             item = wrapper([stmt])
             try:
-                code = compile(item, filename, the_symbol)
+                code = compile(item, filename, the_symbol, dont_inherit=True)
             except (OverflowError, ValueError):
                     self.showsyntaxerror(filename)
                     return False
diff --git a/Lib/test/test_pyrepl/test_interact.py b/Lib/test/test_pyrepl/test_interact.py
index 10e34045bcf9..6ebd51fe14dd 100644
--- a/Lib/test/test_pyrepl/test_interact.py
+++ b/Lib/test/test_pyrepl/test_interact.py
@@ -94,3 +94,12 @@ class TestSimpleInteract(unittest.TestCase):
         with patch.object(console, "showsyntaxerror") as mock_showsyntaxerror:
             console.runsource(source)
             mock_showsyntaxerror.assert_called_once()
+
+    def test_no_active_future(self):
+        console = InteractiveColoredConsole()
+        source = "x: int = 1; print(__annotations__)"
+        f = io.StringIO()
+        with contextlib.redirect_stdout(f):
+            result = console.runsource(source)
+        self.assertFalse(result)
+        self.assertEqual(f.getvalue(), "{'x': <class 'int'>}\n")
diff --git a/Misc/NEWS.d/next/Library/2024-05-23-22-29-59.gh-issue-119443.KAGz6S.rst b/Misc/NEWS.d/next/Library/2024-05-23-22-29-59.gh-issue-119443.KAGz6S.rst
new file mode 100644
index 000000000000..4470c566a37d
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2024-05-23-22-29-59.gh-issue-119443.KAGz6S.rst
@@ -0,0 +1,2 @@
+The interactive REPL no longer runs with ``from __future__ import
+annotations`` enabled. Patch by Jelle Zijlstra.