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[3.12] gh-108843: fix ast.unparse for f-string with many quotes (GH-108981) (#109541)

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gh-108843: fix ast.unparse for f-string with many quotes (GH-108981)
(cherry picked from commit 23f9f6f464)

Co-authored-by: Shantanu <12621235+hauntsaninja@users.noreply.github.com>
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Miss Islington (bot) 2023-09-18 07:44:13 -07:00 • committed by GitHub
parent f6fc831aa9
commit 2401b980da
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3 changed files with 35 additions and 1 deletions
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14
Lib/test/test_unparse.py
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@ -635,6 +635,20 @@ class CosmeticTestCase(ASTTestCase):
self.check_src_roundtrip("[a, b] = [c, d] = [e, f] = g")
self.check_src_roundtrip("a, b = [c, d] = e, f = g")
def test_multiquote_joined_string(self):
self.check_ast_roundtrip("f\"'''{1}\\\"\\\"\\\"\" ")
self.check_ast_roundtrip("""f"'''{1}""\\"" """)
self.check_ast_roundtrip("""f'""\"{1}''' """)
self.check_ast_roundtrip("""f'""\"{1}""\\"' """)
self.check_ast_roundtrip("""f"'''{"\\n"}""\\"" """)
self.check_ast_roundtrip("""f'""\"{"\\n"}''' """)
self.check_ast_roundtrip("""f'""\"{"\\n"}""\\"' """)
self.check_ast_roundtrip("""f'''""\"''\\'{"\\n"}''' """)
self.check_ast_roundtrip("""f'''""\"''\\'{"\\n\\"'"}''' """)
self.check_ast_roundtrip("""f'''""\"''\\'{""\"\\n\\"'''""\" '''\\n'''}''' """)
class ManualASTCreationTestCase(unittest.TestCase):
"""Test that AST nodes created without a type_params field unparse correctly."""