Dataclass transform should ignore TypeAlias variables
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3.10
3.11
3.9 (EOL)
stdlib
topic-dataclasses
topic-typing
type-bug
- Dominant language
- Python
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Description
| BPO | 47166 |
|---|---|
| Nosy | @ericvsmith, @JelleZijlstra, @AlexWaygood, @GBeauregard, @thomkeh |
Note: these values reflect the state of the issue at the time it was migrated and might not reflect the current state.
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GitHub fields:
assignee = None
closed_at = None
created_at = <Date 2022-03-30.14:49:32.604>
labels = ['type-bug', '3.8', '3.9', '3.10', '3.11', '3.7', 'library']
title = 'Dataclass transform should ignore TypeAlias variables'
updated_at = <Date 2022-04-06.22:47:22.436>
user = 'https://github.com/thomkeh'
bugs.python.org fields:
activity = <Date 2022-04-06.22:47:22.436>
actor = 'thomkeh'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['Library (Lib)']
creation = <Date 2022-03-30.14:49:32.604>
creator = 'thomkeh'
dependencies = []
files = []
hgrepos = []
issue_num = 47166
keywords = []
message_count = 5.0
messages = ['416368', '416414', '416426', '416428', '416903']
nosy_count = 5.0
nosy_names = ['eric.smith', 'JelleZijlstra', 'AlexWaygood', 'GBeauregard', 'thomkeh']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = 'behavior'
url = 'https://bugs.python.org/issue47166'
versions = ['Python 3.7', 'Python 3.8', 'Python 3.9', 'Python 3.10', 'Python 3.11']
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
No file or test is named in the issue. Begin by locating CPython's dataclass-transform handling for TypeAlias variables, reproduce the reported behavior, and add regression coverage; done means TypeAlias variables are ignored as requested.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- python
- Domain
- backend
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 35/100