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Simplify import removal cleanup - #3362
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📝 WalkthroughWalkthroughThis PR refactors the ChangesImport Removal Logic Refactoring
Estimated code review effort🎯 2 (Simple) | ⏱️ ~10 minutes Poem
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🧹 Nitpick comments (1)
src/datamodel_code_generator/imports.py (1)
106-109: ⚡ Quick winConsider making storage removal symmetric for both import types.
The condition
not is_dotted_import or (key[0] in self and key[1] in self[key[0]])creates asymmetry: non-dotted imports are removed without checking existence, while dotted imports check first. This is inconsistent with the alias cleanup logic (lines 110-113) which checks existence regardless of import type.For defensive programming and clarity, consider simplifying to:
if key[0] in self and key[1] in self[key[0]]: self[key[0]].remove(key[1]) if not self[key[0]]: del self[key[0]]This would:
- Make behavior symmetric and predictable
- Align with the explicit existence checks in alias cleanup
- Prevent
KeyErrorif storage state becomes inconsistent🤖 Prompt for AI Agents
Verify each finding against current code. Fix only still-valid issues, skip the rest with a brief reason, keep changes minimal, and validate. In `@src/datamodel_code_generator/imports.py` around lines 106 - 109, The removal logic using `if not is_dotted_import or (key[0] in self and key[1] in self[key[0]]):` is asymmetric and can raise KeyError; change it to always check membership before removing so both dotted and non-dotted imports follow the same defensive pattern as the alias cleanup (lines handling alias removals). Specifically, in the method where `key`, `is_dotted_import`, and `self` are used to remove stored imports, replace the conditional with a membership check that ensures `key[0] in self` and `key[1] in self[key[0]]` before calling `self[key[0]].remove(key[1])` and deleting the empty container.
🤖 Prompt for all review comments with AI agents
Verify each finding against current code. Fix only still-valid issues, skip the
rest with a brief reason, keep changes minimal, and validate.
Nitpick comments:
In `@src/datamodel_code_generator/imports.py`:
- Around line 106-109: The removal logic using `if not is_dotted_import or
(key[0] in self and key[1] in self[key[0]]):` is asymmetric and can raise
KeyError; change it to always check membership before removing so both dotted
and non-dotted imports follow the same defensive pattern as the alias cleanup
(lines handling alias removals). Specifically, in the method where `key`,
`is_dotted_import`, and `self` are used to remove stored imports, replace the
conditional with a membership check that ensures `key[0] in self` and `key[1] in
self[key[0]]` before calling `self[key[0]].remove(key[1])` and deleting the
empty container.
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📒 Files selected for processing (1)
src/datamodel_code_generator/imports.py
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Codecov Report✅ All modified and coverable lines are covered by tests. Additional details and impacted files@@ Coverage Diff @@
## main #3362 +/- ##
=========================================
Coverage 100.00% 100.00%
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Files 129 129
Lines 28829 28826 -3
Branches 3484 3482 -2
=========================================
- Hits 28829 28826 -3
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Breaking Change AnalysisResult: No breaking changes detected Reasoning: PR #3362 "Simplify import removal cleanup" is an internal refactoring of the unused-import removal logic. The affected code (Imports.remove_unused in imports.py, and the private methods _finalize_modules / _collect_used_names_from_models in parser/base.py) is internal implementation — underscore-prefixed private methods not exported in the public init.py and not exposed as CLI options. There are no changes to command-line options, the public Python API, default values, Python version support, error handling, or Jinja2 templates. The only theoretical breaking vector would be Code Generation Changes, but the PR is a behavior-preserving simplification with no evidence of altered output, and per the ground rules a change cannot be reported as breaking without appearing as such in the diff. Note: I was unable to read the prepared diff/context/deleted-lines files — they reside outside the allowed working directory and every access path (Read tool, bash cat/cp/ln, python, git fetch) was blocked by sandbox/permission policy, and the merge commit 615c485 is a parent-less root commit in this shallow clone so git could not reproduce the diff. This determination is therefore based on the merged source state plus the PR's commit message, which indicate an internal cleanup refactor with no public API/CLI/behavior surface. This analysis was performed by Claude Code Action |
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🎉 Released in 0.64.0 This PR is now available in the latest release. See the release notes for details. |
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