# NumPy 1.19.1 Release Notes

NumPy 1.19.1 fixes several bugs found in the 1.19.0 release, replaces several functions deprecated in the upcoming Python-3.9 release, has improved support for AIX, and has a number of development related updates to keep CI working with recent upstream changes.

This release supports Python 3.6-3.8. Cython >= 0.29.21 needs to be used when building with Python 3.9 for testing purposes.

## Contributors

A total of 15 people contributed to this release. People with a “+” by their names contributed a patch for the first time.

- Abhinav Reddy +

- Anirudh Subramanian

- Antonio Larrosa +

- Charles Harris

- Chunlin Fang

- Eric Wieser

- Etienne Guesnet +

- Kevin Sheppard

- Matti Picus

- Raghuveer Devulapalli

- Roman Yurchak

- Ross Barnowski

- Sayed Adel

- Sebastian Berg

- Tyler Reddy

## Pull requests merged

A total of 25 pull requests were merged for this release.

- #16649: MAINT, CI: disable Shippable cache

- #16652: MAINT: Replace PyUString_GET_SIZE with PyUnicode_GetLength.

- #16654: REL: Fix outdated docs link

- #16656: BUG: raise IEEE exception on AIX

- #16672: BUG: Fix bug in AVX complex absolute while processing array of…

- #16693: TST: Add extra debugging information to CPU features detection

- #16703: BLD: Add CPU entry for Emscripten / WebAssembly

- #16705: TST: Disable Python 3.9-dev testing.

- #16714: MAINT: Disable use_hugepages in case of ValueError

- #16724: BUG: Fix PyArray_SearchSorted signature.

- #16768: MAINT: Fixes for deprecated functions in scalartypes.c.src

- #16772: MAINT: Remove unneeded call to PyUnicode_READY

- #16776: MAINT: Fix deprecated functions in scalarapi.c

- #16779: BLD, ENH: Add RPATH support for AIX

- #16780: BUG: Fix default fallback in genfromtxt

- #16784: BUG: Added missing return after raising error in methods.c

- #16795: BLD: update cython to 0.29.21

- #16832: MAINT: setuptools 49.2.0 emits a warning, avoid it

- #16872: BUG: Validate output size in bin- and multinomial

- #16875: BLD, MAINT: Pin setuptools

- #16904: DOC: Reconstruct Testing Guideline.

- #16905: TST, BUG: Re-raise MemoryError exception in test_large_zip’s…

- #16906: BUG,DOC: Fix bad MPL kwarg.

- #16916: BUG: Fix string/bytes to complex assignment

- #16922: REL: Prepare for NumPy 1.19.1 release