pypa / pypa/setuptools

Reject invalid distribution package names

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help wanted
Dominant language
Python
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Description

As revealed in pypa/pip#3681, Setuptools allows package names that are invalid according to PEP 426. Setuptools should issue a warning at build time about invalid package names and eventually reject invalid package names.

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First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Review PEP 426 and Setuptools' build-time package-name handling first. Define the warning and eventual rejection behavior for invalid names; the issue names no files or tests, so locating the relevant implementation and validation coverage is part of the initial research.

Written by the indexing model from the issue text.

Assessment

Tech stack
python
Domain
build-system
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
35/100

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