Deferred and Superseded NEPs

• NEP 2 — A proposal to build numpy without warning with a big set of warning flags
• NEP 3 — Cleaning the math configuration of numpy.core
• NEP 4 — A (third) proposal for implementing some date/time types in NumPy
• NEP 6 — Replacing Trac with a different bug tracker
• NEP 8 — A proposal for adding groupby functionality to NumPy
• NEP 9 — Structured array extensions
• NEP 11 — Deferred UFunc evaluation
• NEP 12 — Missing data functionality in NumPy
• NEP 24 — Missing data functionality - Alternative 1 to NEP 12
• NEP 25 — NA support via special dtypes
• NEP 26 — Summary of missing data NEPs and discussion