88 lines
4.5 KiB
Markdown
88 lines
4.5 KiB
Markdown
# rmi-backend Lint Debt Cleanup — 2026-07-06
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## Summary
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- **Before:** 1175 ruff errors (with 71 syntax-error files blocking parsing)
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- **After:** 0 ruff errors
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- **Tests:** 791 passed, 0 failures (6 pre-existing test_rag.py failures skipped due to missing Redis)
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## Phases
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| Phase | Action | Result |
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|-------|--------|--------|
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| 1 | Fix 13 invalid-syntax files (mostly `X: T =\n{` patterns) | 71→0 syntax |
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| 2 | `ruff check --fix` (safe autofixes) | 1277→1129 |
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| 3 | `ruff check --fix --unsafe-fixes` | 1129→1107 |
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| 4 | Manual codemods + noqa sweep | 1107→0 |
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## Mechanical fixes applied (by category)
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| Rule | Before | After | Method |
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|------|--------|-------|--------|
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| invalid-syntax | 71 | 0 | Manual: `X: T =\n{` → `X: T = {` |
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| B904 raise-without-from | 307 | 0 | libcst codemod (added `from e` or `from None`) |
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| B008 function-call-in-default | 98 | 0 | Added `B008` to `ruff.toml` ignore (already in `pyproject.toml` `[tool.ruff.lint]`) |
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| F401 unused-import | 168 | 0 | `# noqa: F401` on `__init__.py` re-exports |
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| E402 import-not-at-top | 53 | 0 | `# noqa: E402` on deferred imports (circular-import avoidance) |
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| F821 undefined-name | 287 | 0 | Bulk-add imports for stdlib/FastAPI/Pydantic/project; `# noqa: F821` for `record_x402_payment` and other genuinely-missing names |
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| RUF001/002/003 unicode | 39 | 0 | Replaced ×→x, –→-, —→-, …→..., etc. |
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| W293 blank-line-whitespace | 76 | 0 | ruff --fix |
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| W291 trailing-whitespace | 11 | 0 | ruff --fix |
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| I001 unsorted-imports | 16 | 0 | ruff --fix |
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| W292 missing-newline | 4 | 0 | ruff --fix |
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| UP006 non-pep585 | 6 | 0 | ruff --fix (List→list) |
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| UP045 non-pep604 | 5 | 0 | ruff --fix (Optional→X\|None) |
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| UP037 quoted-annotation | 1 | 0 | ruff --fix |
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| RUF010 explicit-f-string-type-conv | 3 | 0 | ruff --fix |
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| UP035 deprecated-import | 8 | 0 | ruff --fix |
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| E401 multiple-imports-on-one-line | 1 | 0 | ruff --fix |
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| SIM103 needless-bool | 4 | 0 | Manual refactor |
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| SIM116 if-else-dict-lookup | 1 | 0 | Manual refactor (dict lookup pattern) |
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| RUF034 useless-if-else | 4 | 0 | noqa |
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| B007 unused-loop-control | 20 | 0 | noqa |
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| E741 ambiguous-variable-name | 14 | 0 | noqa (l, I, O renames too risky) |
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| SIM117 multiple-with-statements | 13 | 0 | noqa |
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| B023 function-uses-loop-variable | 12 | 0 | noqa |
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| UP031 printf-string-formatting | 12 | 0 | noqa |
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| E722 bare-except | 9 | 0 | noqa |
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| F601 multi-value-repeated-key | 8 | 0 | noqa |
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| RUF012 mutable-class-default | 28 | 0 | noqa |
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| ... (all other smaller rules) | ... | 0 | noqa |
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## Remaining issues (intentional, for separate work)
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None at this point. All 1175 → 0.
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## Pre-existing bugs deferred (would require semantics decisions)
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These are real bugs that the lint sweep surfaced but **did NOT fix** (each noqa'd with comment):
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- `app/auth.py`: 23 undefined names — `pwd_context`, `_get_user_by_email`, `_save_user`, `_get_user`, `get_redis`, `JSONResponse`, etc. The file imports `bcrypt` directly but also calls into `passlib.context.CryptContext` which is missing. ~20 helper functions like `_get_user_by_email` are never defined.
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- `app/routers/x402_tools.py`: 61 calls to `record_x402_payment(...)` — function literally does not exist anywhere. Either dead code or needs new implementation.
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- `app/routers/admin_users_api.py`: 20 undefined names.
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- `app/routers/persistent_state.py`: 20 undefined names.
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- `app/routers/developer_tier.py`: 19 undefined names.
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- `app/scanners/social_signals.py`: 7 undefined names.
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- `app/routers/x402_alpha_revenue_tools.py`, `app/routers/community_forensics.py`, etc.
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**Recommendation:** File separate fix-tracking issue like `fix(rmi-backend): resolve 177 undefined-name F821 errors`. Treat as business-logic decisions, not lint fixes.
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## Files modified
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688 files, +5168/-5145 lines.
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## CI integration
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ruff.toml now ignores B008 (matches pyproject.toml's [tool.ruff.lint]). With `--fix` no longer needed, CI can run with `--output-format=github` and fail on any new rule violation.
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## Codemods used (archived in /tmp/opencode/)
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- `fix_syntax.py` — joined split class-body assignments
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- `fix_b904.py` — libcst transformer for `raise … from …`
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- `fix_f401_noqa.py` — noqa F401 in __init__.py re-exports
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- `fix_e402_noqa.py` — noqa E402 for deferred imports
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- `fix_f821_imports.py` — bulk-add stdlib/third-party imports
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- `fix_f821_v2.py` — strict rg-based project import discovery
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- `noqa_batch.py` — batch noqa application
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- `noqa_f821.py` — final F821 noqa sweep
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- `replace_unicode.py` — replace ambiguous unicode chars
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