This is documentation for an old release of NumPy (version 1.19). Read this page Search for this page in the documentation of the latest stable release (version 2.2).

NumPy 1.17.4 Release Notes

This release contains fixes for bugs reported against NumPy 1.17.3 along with some build improvements. The Python versions supported in this release are 3.5-3.8.

Downstream developers should use Cython >= 0.29.13 for Python 3.8 support and OpenBLAS >= 3.7 to avoid errors on the Skylake architecture.

Highlights

• Fixed random.random_integers biased generation of 8 and 16 bit integers.

• Fixed np.einsum regression on Power9 and z/Linux.

• Fixed histogram problem with signed integer arrays.

Contributors

A total of 5 people contributed to this release. People with a “+” by their names contributed a patch for the first time.

• Charles Harris

• Chris Burr +

• Matti Picus

• Qiming Sun +

• Warren Weckesser

Pull requests merged

A total of 8 pull requests were merged for this release.

• #14758: BLD: declare support for python 3.8

• #14781: BUG: random: biased samples from integers() with 8 or 16 bit…

• #14851: BUG: Fix _ctypes class circular reference. (#13808)

• #14852: BLD: add ‘apt update’ to shippable

• #14855: BUG: Fix np.einsum errors on Power9 Linux and z/Linux

• #14857: BUG: lib: Fix histogram problem with signed integer arrays.

• #14858: BLD: Prevent -flto from optimising long double representation…

• #14866: MAINT: move buffer.h -> npy_buffer.h to avoid conflicts