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gh-76785: Add Interpreter.prepare_main() (gh-113021)

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This is one of the last pieces to get test.support.interpreters in sync with PEP 734.
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Eric Snow 2023-12-12 11:06:06 -07:00 • committed by GitHub
parent a49b427b02
commit 9898e61041
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6 changed files with 146 additions and 17 deletions
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57
Lib/test/test_interpreters/test_api.py
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@ -452,6 +452,63 @@ class TestInterpreterClose(TestBase):
self.assertEqual(os.read(r_interp, 1), FINISHED)
class TestInterpreterPrepareMain(TestBase):
def test_empty(self):
interp = interpreters.create()
with self.assertRaises(ValueError):
interp.prepare_main()
def test_dict(self):
values = {'spam': 42, 'eggs': 'ham'}
interp = interpreters.create()
interp.prepare_main(values)
out = _run_output(interp, dedent("""
print(spam, eggs)
"""))
self.assertEqual(out.strip(), '42 ham')
def test_tuple(self):
values = {'spam': 42, 'eggs': 'ham'}
values = tuple(values.items())
interp = interpreters.create()
interp.prepare_main(values)
out = _run_output(interp, dedent("""
print(spam, eggs)
"""))
self.assertEqual(out.strip(), '42 ham')
def test_kwargs(self):
values = {'spam': 42, 'eggs': 'ham'}
interp = interpreters.create()
interp.prepare_main(**values)
out = _run_output(interp, dedent("""
print(spam, eggs)
"""))
self.assertEqual(out.strip(), '42 ham')
def test_dict_and_kwargs(self):
values = {'spam': 42, 'eggs': 'ham'}
interp = interpreters.create()
interp.prepare_main(values, foo='bar')
out = _run_output(interp, dedent("""
print(spam, eggs, foo)
"""))
self.assertEqual(out.strip(), '42 ham bar')
def test_not_shareable(self):
interp = interpreters.create()
# XXX TypeError?
with self.assertRaises(ValueError):
interp.prepare_main(spam={'spam': 'eggs', 'foo': 'bar'})
# Make sure neither was actually bound.
with self.assertRaises(interpreters.ExecFailure):
interp.exec_sync('print(foo)')
with self.assertRaises(interpreters.ExecFailure):
interp.exec_sync('print(spam)')
class TestInterpreterExecSync(TestBase):
def test_success(self):