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[3.13] gh-123942: add missing test for docstring-handling code in ast_opt.c (GH-123943) (#123955)

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gh-123942: add missing test for docstring-handling code in ast_opt.c (GH-123943)
(cherry picked from commit 6e23c89fcd)

Co-authored-by: Irit Katriel <1055913+iritkatriel@users.noreply.github.com>
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Miss Islington (bot) 2024-09-30 03:21:57 +02:00 • committed by GitHub
parent 40b27d0455
commit 793cb77f55
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1 changed files with 26 additions and 0 deletions
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26
Lib/test/test_compile.py
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@ -870,6 +870,32 @@ def unused_code_at_end():
'RETURN_CONST',
list(dis.get_instructions(unused_code_at_end))[-1].opname)
@support.cpython_only
def test_docstring(self):
src = textwrap.dedent("""
def with_docstring():
"docstring"
def with_fstring():
f"not docstring"
def with_const_expression():
"also" + " not docstring"
""")
for opt in [0, 1, 2]:
with self.subTest(opt=opt):
code = compile(src, "<test>", "exec", optimize=opt)
ns = {}
exec(code, ns)
if opt < 2:
self.assertEqual(ns['with_docstring'].__doc__, "docstring")
else:
self.assertIsNone(ns['with_docstring'].__doc__)
self.assertIsNone(ns['with_fstring'].__doc__)
self.assertIsNone(ns['with_const_expression'].__doc__)
@support.cpython_only
def test_docstring_omitted(self):
# See gh-115347