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

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Jelle Zijlstra 2024-05-28 17:05:18 -07:00 • committed by GitHub
parent 548a11d5cf
commit a8e35e8eba
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3 changed files with 12 additions and 1 deletions
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2
Lib/_pyrepl/simple_interact.py
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@ -100,7 +100,7 @@ def runsource(self, source, filename="<input>", symbol="single"):
the_symbol = symbol if stmt is last_stmt else "exec" the_symbol = symbol if stmt is last_stmt else "exec"
item = wrapper([stmt]) item = wrapper([stmt])
try: try:
code = compile(item, filename, the_symbol) code = compile(item, filename, the_symbol, dont_inherit=True)
except (OverflowError, ValueError): except (OverflowError, ValueError):
self.showsyntaxerror(filename) self.showsyntaxerror(filename)
return False return False

9
Lib/test/test_pyrepl/test_interact.py
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@ -94,3 +94,12 @@ def test_runsource_shows_syntax_error_for_failed_compilation(self):
with patch.object(console, "showsyntaxerror") as mock_showsyntaxerror: with patch.object(console, "showsyntaxerror") as mock_showsyntaxerror:
console.runsource(source) console.runsource(source)
mock_showsyntaxerror.assert_called_once() 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")

2
Misc/NEWS.d/next/Library/2024-05-23-22-29-59.gh-issue-119443.KAGz6S.rst Normal file
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@ -0,0 +1,2 @@
The interactive REPL no longer runs with ``from __future__ import
annotations`` enabled. Patch by Jelle Zijlstra.