http://legacy.python.org/dev/peps/pep-0350/TODO (MILESTONE, MLSTN, DONE, YAGNI, TBD, TOBEDONE)
To do: Informal tasks/features that are pending completion.
FIXME (XXX, DEBUG, BROKEN, REFACTOR, REFACT, RFCTR, OOPS, SMELL, NEEDSWORK, INSPECT)
Fix me: Areas of problematic or ugly code needing refactoring or cleanup.
BUG (BUGFIX)
Bugs: Reported defects tracked in bug database.
NOBUG (NOFIX, WONTFIX, DONTFIX, NEVERFIX, UNFIXABLE, CANTFIX)
Will Not Be Fixed: Problems that are well-known but will never be addressed due to design problems or domain limitations.
REQ (REQUIREMENT, STORY)
Requirements: Satisfactions of specific, formal requirements.
RFE (FEETCH, NYI, FR, FTRQ, FTR)
Requests For Enhancement: Roadmap items not yet implemented.
IDEA
Ideas: Possible RFE candidates, but less formal than RFE.
??? (QUESTION, QUEST, QSTN, WTF)
Questions: Misunderstood details.
!!! (ALERT)
Alerts: In need of immediate attention.
HACK (CLEVER, MAGIC)
Hacks: Temporary code to …