python / python/mypy

Some command line / config file options are not reversable

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#7,773 0 comments 1 reaction 0 assignees View on GitHub

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bug priority-2-low
Dominant language
Python
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Description

mypy v0.740

  • --no-silence-site-packages command line option is working, but --silence-site-packages produces unrecognized arguments error.

  • no_implicit_optional config file option is working but implicit_optional produces Unrecognized option error.

  • no_silence_site_packages config file option is working but silence_site_packages produces Unrecognized option error.

Contributor guide

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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

Start by reproducing the reported behavior with mypy v0.740 using the command-line options and config-file options listed in the issue. Trace how each working no_* or --no-* option is defined and validated, then confirm that its inverse spelling is accepted without an unrecognized-option error.

Written by the indexing model from the issue text.

Assessment

Tech stack
python
Domain
cli, tooling
Issue type
Bug
Difficulty
2/5
Estimated time
1-3 hours
Activity status
Stale
Clarity
Clearly specified
Newbie friendliness
45/100

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