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bpo-23427: Add sys.orig_argv attribute (GH-20729)

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Add sys.orig_argv attribute: the list of the original command line
arguments passed to the Python executable.

Rename also PyConfig._orig_argv to PyConfig.orig_argv and
document it.
This commit is contained in:
Victor Stinner 2020-06-30 00:49:03 +02:00 • committed by GitHub
parent 2fb5f038f2
commit dd8a93e23b
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9 changed files with 104 additions and 35 deletions
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20
Lib/test/test_sys.py
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@ -434,6 +434,11 @@ class SysModuleTest(unittest.TestCase):
def test_attributes(self):
self.assertIsInstance(sys.api_version, int)
self.assertIsInstance(sys.argv, list)
for arg in sys.argv:
self.assertIsInstance(arg, str)
self.assertIsInstance(sys.orig_argv, list)
for arg in sys.orig_argv:
self.assertIsInstance(arg, str)
self.assertIn(sys.byteorder, ("little", "big"))
self.assertIsInstance(sys.builtin_module_names, tuple)
self.assertIsInstance(sys.copyright, str)
@ -930,6 +935,21 @@ class SysModuleTest(unittest.TestCase):
out = out.decode('ascii', 'replace').rstrip()
self.assertEqual(out, 'mbcs replace')
def test_orig_argv(self):
code = textwrap.dedent('''
import sys
print(sys.argv)
print(sys.orig_argv)
''')
args = [sys.executable, '-I', '-X', 'utf8', '-c', code, 'arg']
proc = subprocess.run(args, check=True, capture_output=True, text=True)
expected = [
repr(['-c', 'arg']), # sys.argv
repr(args), # sys.orig_argv
]
self.assertEqual(proc.stdout.rstrip().splitlines(), expected,
proc)
@test.support.cpython_only
class UnraisableHookTest(unittest.TestCase):