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bpo-42955: Add sys.modules_names (GH-24238)

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Add sys.module_names, containing the list of the standard library
module names.
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Victor Stinner 2021-01-25 13:24:42 +01:00 • committed by GitHub
parent 879986d8a9
commit db584bdad3
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10 changed files with 305 additions and 275 deletions
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17
Lib/test/test_capi.py
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@ -569,12 +569,23 @@ class CAPITest(unittest.TestCase):
self.assertEqual(len(modules), total)
def test_fatal_error(self):
# By default, stdlib extension modules are ignored,
# but not test modules.
expected = ('_testcapi',)
not_expected = ('sys', 'builtins', '_imp', '_thread', '_weakref',
'_io', 'marshal', '_signal', '_abc')
code = 'import _testcapi; _testcapi.fatal_error(b"MESSAGE")'
not_expected = ('sys',)
code = 'import _testcapi, sys; _testcapi.fatal_error(b"MESSAGE")'
self.check_fatal_error(code, expected, not_expected)
# Mark _testcapi as stdlib module, but not sys
expected = ('sys',)
not_expected = ('_testcapi',)
code = textwrap.dedent('''
import _testcapi, sys
sys.module_names = frozenset({"_testcapi"})
_testcapi.fatal_error(b"MESSAGE")
''')
self.check_fatal_error(code, expected)
class TestPendingCalls(unittest.TestCase):