Shadow file and transform source broken when using parallel type checking
Open
Nobody has claimed this yet.
bug
parallel checking
- Dominant language
- Python
- Stars
- 20.6k
- Forks
- 3.3k
- PR merge metrics
- PR metrics pending
Description
See https://github.com/python/mypy/issues/21215#issuecomment-4239541573 for more context.
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
Start by reading the linked comment and issue #21215 for the missing context about shadow files, transform sources, and parallel type checking. Trace the relevant entry points identified there; done means those sources work correctly when type checking runs in parallel, with the relevant behavior verified by the project’s checks.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- python
- Domain
- tooling
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Active
- Clarity
- Needs clarification
- Newbie friendliness
- 35/100