All issues

BUG: np.quantile / ndarray.partition become much slower than a full sort once `kth` density crosses ~50%

#32187

· johannfaouzi opened

on Aug 4, 2026

Remove np.matrix keepdims workaround in nanvar/nanstd (behaviour change)

#32170

· shipitdev opened

on Aug 2, 2026

BUG: concurrent iterative lstsq calls are non-deterministic with OpenBLAS

#32168

· ChengYen-Tang opened

on Aug 2, 2026

PERF: np.isin is very slow for StringDType

01 - Enhancement

component: numpy.strings

#32161

· ngoldbaum opened

on Jul 31, 2026

PERF: `-ftrapping-math` slows down `np.less` `float32` loops on Apple AArch64

#32159

· a-eridani opened

on Jul 31, 2026

BUG: segfault in stringdtype fancy-index array assignemnt

#32153

· ngoldbaum opened

on Jul 30, 2026

BUG: Compiling fortran programme using f2py and flang leads to poorly behaving `parameter`s

#32148

· TobiasDijkhuis opened

on Jul 30, 2026

PERF: np.sin(a, where=) is slower than computing the whole array

#32136

· a-eridani opened

on Jul 28, 2026

ENH: support `where=` in MaskedArray reductions

01 - Enhancement

#32126

· shoumikchakravarty-dev opened

on Jul 28, 2026

TYP: Type mismatch of `np.indices` converted to list, real type is `list[list[int]]`, reported type is `list[int]`

41 - Static typing

#32109

· Famlam opened

on Jul 26, 2026

BUG: np.positive ufunc and unary + operator fail on boolean arrays, while binary arithmetic works

component: numpy.ufunc

#32100

· qiqicliff opened

on Jul 25, 2026

BUG: numpy int64/float64 comparisons are inexact

#32071

· sehoffmann opened

on Jul 23, 2026