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Incorrect syntax error #133999

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tom-pytel opened this issue May 14, 2025 · 1 comment
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Incorrect syntax error #133999

tom-pytel opened this issue May 14, 2025 · 1 comment
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3.14 bugs and security fixes interpreter-core (Objects, Python, Grammar, and Parser dirs) release-blocker topic-parser type-bug An unexpected behavior, bug, or error

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tom-pytel commented May 14, 2025 •
edited by bedevere-app bot
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Bug report

Bug description:

>>> try: 1/0
... except Exception as exc: raise from exc
... 
  File "<python-input-0>", line 2
    except Exception as exc: raise from exc
                        ^^^
SyntaxError: cannot use except statement with name

Should be:

>>> try: 1/0
... except: raise from ValueError()
... 
  File "<python-input-2>", line 2
    except: raise from ValueError()
                  ^^^^
SyntaxError: invalid syntax

CPython versions tested on:

CPython main branch, 3.14

Operating systems tested on:

Linux

Linked PRs
@tom-pytel tom-pytel added the type-bug An unexpected behavior, bug, or error label May 14, 2025
@sobolevn sobolevn self-assigned this May 14, 2025
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This is a regression from my commit. Sorry! Fixing

@sobolevn sobolevn added release-blocker 3.14 bugs and security fixes labels May 14, 2025
sobolevn added a commit to sobolevn/cpython that referenced this issue May 15, 2025
@sobolevn
pythongh-133999: Fix except parsing regression in 3.14
d60a061
sobolevn added a commit to sobolevn/cpython that referenced this issue May 15, 2025
@sobolevn
pythongh-133999: Fix except parsing regression in 3.14
f5eb02c
@bedevere-app bedevere-app bot mentioned this issue May 15, 2025
Merged
@sobolevn sobolevn mentioned this issue May 15, 2025
Open
@picnixz picnixz added the interpreter-core (Objects, Python, Grammar, and Parser dirs) label May 15, 2025
sobolevn added a commit that referenced this issue May 17, 2025
@sobolevn
gh-133999: Fix except parsing regression in 3.14 (#134035)
84914ad
@sourcery-ai sourcery-ai bot mentioned this issue May 17, 2025
Merged
miss-islington pushed a commit to miss-islington/cpython that referenced this issue May 19, 2025
@sobolevn @miss-islington
pythongh-133999: Fix except parsing regression in 3.14 (pythonGH-13…
0ccff19 
…4035)

(cherry picked from commit 84914ad)

Co-authored-by: sobolevn <mail@sobolevn.me>
@bedevere-app bedevere-app bot mentioned this issue May 19, 2025
Merged
sobolevn added a commit that referenced this issue May 19, 2025
@miss-islington @sobolevn
[3.14] gh-133999: Fix except parsing regression in 3.14 (GH-134035) (…
d9c08c5 
…#134206)

gh-133999: Fix `except` parsing regression in 3.14 (GH-134035)
(cherry picked from commit 84914ad)

Co-authored-by: sobolevn <mail@sobolevn.me>
@hugovk hugovk closed this as completed May 20, 2025
@erlend-aasland erlend-aasland mentioned this issue Jun 6, 2025
Merged
Yhg1s pushed a commit that referenced this issue Jun 6, 2025
@vstinner
gh-134036: Update test_syntax for gh-133999 (#135204)
82415ac
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3.14 bugs and security fixes interpreter-core (Objects, Python, Grammar, and Parser dirs) release-blocker topic-parser type-bug An unexpected behavior, bug, or error
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