Bump mypy from 1.16.1 to 1.19.1

[dependabot]

Bumps mypy from 1.16.1 to 1.19.1.

Changelog

Sourced from mypy's changelog.

Mypy 1.19.1

• Fix noncommutative joins with bounded TypeVars (Shantanu, PR 20345)
• Respect output format for cached runs by serializing raw errors in cache metas (Ivan Levkivskyi, PR 20372)
• Allow types.NoneType in match cases (A5rocks, PR 20383)
• Fix mypyc generator regression with empty tuple (BobTheBuidler, PR 20371)
• Fix crash involving Unpack-ed TypeVarTuple (Shantanu, PR 20323)
• Fix crash on star import of redefinition (Ivan Levkivskyi, PR 20333)
• Fix crash on typevar with forward ref used in other module (Ivan Levkivskyi, PR 20334)
• Fail with an explicit error on PyPy (Ivan Levkivskyi, PR 20389)

Acknowledgements

Thanks to all mypy contributors who contributed to this release:

• A5rocks
• BobTheBuidler
• bzoracler
• Chainfire
• Christoph Tyralla
• David Foster
• Frank Dana
• Guo Ci
• iap
• Ivan Levkivskyi
• James Hilton-Balfe
• jhance
• Joren Hammudoglu
• Jukka Lehtosalo
• KarelKenens
• Kevin Kannammalil
• Marc Mueller
• Michael Carlstrom
• Michael J. Sullivan
• Piotr Sawicki
• Randolf Scholz
• Shantanu
• Sigve Sebastian Farstad
• sobolevn
• Stanislav Terliakov
• Stephen Morton
• Theodore Ando
• Thiago J. Barbalho
• wyattscarpenter

I’d also like to thank my employer, Dropbox, for supporting mypy development.

Mypy 1.18

We’ve just uploaded mypy 1.18.1 to the Python Package Index (PyPI). Mypy is a static type checker for Python. This release includes new features, performance

... (truncated)

Commits

• 412c19a Bump version to 1.19.1
• 20aea0a Update changelog for 1.19.1 (#20414)
• 2b23b50 Serialize raw errors in cache metas (#20372)
• f60f90f Fail on PyPy in main instead of setup.py (#20389)
• 58d485b Fail with an explicit error on PyPy (#20384)
• a4b31a2 Allow types.NoneType in match cases (#20383)
• 8a6eff4 [mypyc] fix generator regression with empty tuple (#20371)
• 70eceea Fix noncommutative joins with bounded TypeVars (#20345)
• 3890fc4 Fix crash involving Unpack-ed TypeVarTuple (#20323)
• c93d917 Fix crash on star import of redefinition (#20333)
• Additional commits viewable in compare view

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Resolves #20414
Resolves #20372
Resolves #20389
Resolves #20384
Resolves #20383
Resolves #20371
Resolves #20345
Resolves #20323
Resolves #20333

[github-actions]

🤖 Claude Code Review

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Code Review: mypy Version Bump (1.16.1 → 1.19.1)

Summary

This PR updates the mypy dependency from version 1.16.1 to 1.19.1 in development-requirements.txt. This is a straightforward dependency update with no code changes.

Detailed Review Against Checklist

✅ Code Quality

• ✅ Code follows style guide: Not applicable - no code changes
• ✅ No commented-out code: Not applicable - no code changes
• ✅ Meaningful variable names: Not applicable - no code changes
• ✅ DRY principle followed: Not applicable - no code changes
• ✅ Identify Defects: No defects identified. This is a minor version bump of a development dependency (static type checker). The update is from 1.16.1 to 1.19.1, which represents 3 minor versions. This is a reasonable update that should bring bug fixes and potentially new type checking features.
• ✅ Project memory (.claude/CLAUDE.md): No project-specific Claude configuration found, so no additional review criteria to consider.

✅ Testing

• ✅ Unit tests: Not required - dependency update only
• ✅ Integration tests: Not required - dependency update only
• ✅ Edge cases covered: Not applicable
• ✅ Test coverage > 80%: Not applicable - no new code

Note: While new tests aren't required for a dependency update, it would be good practice to verify that existing type checks still pass with the new mypy version. The CI pipeline should validate this.

⚠️ Documentation

• ✅ Readme updated: Not needed - dependency updates don't require README changes
• ✅ API docs updated: Not needed - no API changes
• ✅ Inline comments: Not applicable - no code changes
• ❌ CHANGELOG.md updated: The CHANGELOG.md (development-requirements.txt:9) should be updated to reflect this dependency update. Currently shows placeholder entries like "Thing 5", "Thing 4" but no mention of the mypy update.

Recommendation: Add an entry under the [Unreleased] section:

## [Unreleased]

- Updated mypy from 1.16.1 to 1.19.1

• ✅ Markdown formatting: The existing CHANGELOG.md follows CommonMark specification and appears properly formatted.

✅ Security

• ✅ No hardcoded credentials: None found
• ✅ Input validation: Not applicable
• ✅ Proper error handling: Not applicable
• ✅ No sensitive data in logs: Not applicable
• ✅ No license files (.lic) or AQAAAD strings: None found in the diff

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Final Assessment

Overall: Minor issue found

This is a clean dependency update with only one minor issue:

Required Action:

• ❌ Update CHANGELOG.md to document the mypy version bump (development-requirements.txt:9)

Recommendations:

• Ensure CI passes with the new mypy version, as newer versions may have stricter type checking rules
• Consider reviewing any new mypy warnings or errors that may surface with version 1.19.1

The change itself is safe and appropriate for a development dependency update.

Automated code review analyzing defects and coding standards

[github-actions]

🤖 Claude Code Review

Code Review: Dependency Update (mypy 1.16.1 → 1.19.1)

Summary

This PR updates the mypy development dependency from version 1.16.1 to 1.19.1 in development-requirements.txt.

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Detailed Review

✅ Code Quality

• ✅ Code follows style guide: This is a dependency version update in a requirements file - no code style issues.
• ✅ No commented-out code: None present.
• ✅ Meaningful variable names: N/A - dependency update only.
• ✅ DRY principle followed: N/A - dependency update only.
• ✅ Identify Defects: No defects, logic errors, or security vulnerabilities introduced. This is a straightforward dependency version bump.
• ✅ Project memory (.claude/CLAUDE.md): No project-specific Claude configuration found in the repository root. (Note: There is a build-resources/.claude/CLAUDE.md but that appears to be for build tooling, not this project)

⚠️ Testing

• ⚠️ Unit tests for new functions: N/A - dependency update only, but mypy version updates can affect type checking results.
• ⚠️ Integration tests: N/A
• ⚠️ Edge cases covered: N/A
• ⚠️ Test coverage > 80%: Unable to verify from diff, but this change should not affect coverage.

Recommendation: Ensure that the updated mypy version runs successfully and doesn't introduce new type errors. The CI/CD pipeline should validate this.

❌ Documentation

• ❌ CHANGELOG.md updated: The CHANGELOG.md file at /home/runner/work/mapper-npi/mapper-npi/CHANGELOG.md:9-12 shows the [Unreleased] section with placeholder entries ("Thing 5", "Thing 4") but does not document this mypy version bump.
• ✅ Readme updated if needed: N/A - dependency updates typically don't require README changes.
• ✅ API docs updated: N/A
• ✅ Inline comments: N/A
• ✅ Markdown formatting: The CHANGELOG.md follows CommonMark and appears properly formatted.

Action Required: Update CHANGELOG.md to document this dependency update:

## [Unreleased]

- Updated mypy from 1.16.1 to 1.19.1

✅ Security

• ✅ No hardcoded credentials: None present.
• ✅ Input validation: N/A
• ✅ Proper error handling: N/A
• ✅ No sensitive data in logs: N/A
• ✅ No license files (.lic): No .lic files found in the repository.
• ✅ No AQAAAD strings: The string "AQAAAD" appears only in documentation/configuration files (cspell dictionary, prompt templates) as part of the security checklist itself, not as actual license data.

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Overall Assessment

Status: ⚠️ Requires Minor Changes

Issues to Address

1. CHANGELOG.md not updated (/home/runner/work/mapper-npi/mapper-npi/CHANGELOG.md:9)
   • The dependency update should be documented in the [Unreleased] section
   • Remove placeholder entries ("Thing 5", "Thing 4") and add the actual change

Recommendations

1. Verify that CI/CD passes with the new mypy version (1.19.1 may have stricter type checking)
2. Consider if this is a patch, minor, or major version bump from mypy's perspective and ensure compatibility

Severity

• Low - The only issue is missing changelog documentation, which is easily fixed.

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Automated code review analyzing defects and coding standards