General
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**References**: Links to PEPs
documentation
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General
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- [ ] Calendar edge cases (February 29
month boundaries)
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Coding & Debugging
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- [ ] Unicode characters
emoji
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General
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- [ ] `float('nan')`
`float('inf')`
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General
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- [ ] Leap years
DST transitions (`pytz` vs `zoneinfo` handling)
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Coding & Debugging
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- [ ] Very large numbers (arbitrary precision in Python
but memory limits)
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General
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- [ ] Zero values (division
indexing
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General
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- [ ] Empty strings
lists
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General
PromptBeginner5 minmarkdown
- [ ] Find missing monitoring/observability setup (metrics
tracing
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General
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- [ ] Detect `typing.Union[X
Y]` that could be `X | Y` (3.10+)
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General
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- [ ] Find `typing.Dict`
`typing.List`
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General
PromptBeginner5 minmarkdown
- [ ] Check for proper signal handling (`SIGTERM`
`SIGINT`) for graceful shutdown
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General
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- [ ] Verify WSGI/ASGI server configuration (gunicorn workers
uvicorn settings)
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General
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- [ ] Identify missing process manager configuration (supervisor
systemd)
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Coding & Debugging
PromptBeginner5 minmarkdown
- [ ] Check for proper `.env` file handling (`python-dotenv`
`pydantic-settings`)
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General
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- [ ] Check for proper logging configuration (level
format
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General
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- [ ] Check Dockerfile follows best practices (non-root user
multi-stage
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General
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- [ ] Identify missing test markers (`@pytest.mark.slow`
`@pytest.mark.integration`)
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Coding & Debugging
PromptBeginner5 minmarkdown
- [ ] Find hardcoded environment-specific values (URLs
ports
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Coding & Debugging
PromptBeginner5 minmarkdown
- [ ] Verify Python version pinning (`.python-version`
`Dockerfile`)
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General
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- [ ] Verify proper build backend (`setuptools`
`hatchling`
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General
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- [ ] Check for flaky tests (timing-dependent
network-dependent)
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General
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- [ ] Find improper layering (views importing models directly
bypassing services)
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General
PromptBeginner5 minmarkdown
- [ ] Check for proper separation: domain
service
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