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SciPy 1.6.1 Release Notes

docs/release:1.6.1-notes

SciPy 1.6.1 is a bug-fix release with no new features compared to 1.6.0.

Please note that for SciPy wheels to correctly install with Pip on macOS 11, Pip >= 20.3.3 is needed.

Authors

Peter Bell
Evgeni Burovski
CJ Carey
Ralf Gommers
Peter Mahler Larsen
Cheng H. Lee +
Cong Ma
Nicholas McKibben
Nikola Forró
Tyler Reddy
Warren Weckesser

A total of 11 people contributed to this release. People with a "+" by their names contributed a patch for the first time. This list of names is automatically generated, and may not be fully complete.

Issues closed for 1.6.1

#13072: BLD: Quadpack undefined references
#13241: Not enough values to unpack when passing tuple to `locksize\`...
#13329: Large sparse matrices of big integers lose information
#13342: fftn crashes if shape arguments are supplied as ndarrays
#13356: LSQBivariateSpline segmentation fault when quitting the Python...
#13358: scipy.spatial.transform.Rotation object can not be deepcopied...
#13408: Type of `as_sorted_indices\` property
#13412: Sorting spherical Voronoi vertices leads to crash in area calculation
#13421: linear_sum_assignment - support for matrices with more than 2^31...
#13428: `tats.exponnorm.cdf\` returns `an\` for small values of `\`...
#13465: KDTree.count_neighbors0xC0000005 error for tuple of different...
#13468: directed_hausdorff issue with shuffle
#13472: Failures on FutureWarnings with numpy 1.20.0 for lfilter, sosfilt...
#13565: BUG: 32-bit wheels repo test failure in optimize

Pull requests for 1.6.1

#13318: REL: prepare for SciPy 1.6.1
#13344: BUG: fftpack doesn't work with ndarray shape argument
#13345: MAINT: Replace scipy.take with numpy.take in FFT function docstrings.
#13354: BUG: optimize: rename private functions to include leading underscore
#13387: BUG: Support big-endian platforms and big-endian WAVs
#13394: BUG: Fix Python crash by allocating larger array in LSQBivariateSpline
#13400: BUG: sparse: Better validation for BSR ctor
#13403: BUG: sparse: Propagate dtype through CSR/CSC constructors
#13414: BUG: maintain dtype of SphericalVoronoi regions
#13422: FIX: optimize: use npy_intp to store array dims for lsap
#13425: BUG: spatial: make Rotation picklable
#13426: BUG: `as_sorted_indices\` and `as_canonical_format\` should...
#13430: BUG: stats: Fix exponnorm.cdf and exponnorm.sf for small K
#13470: MAINT: silence warning generated by `patial.directed_hausdorff\`
#13473: TST: fix failures due to new FutureWarnings in NumPy 1.21.dev0
#13479: MAINT: update directed_hausdorff Cython code
#13485: BUG: KDTree weighted count_neighbors doesn't work between two...
#13503: TST: fix `est_fortranfile_read_mixed_record\` on big-endian...
#13518: DOC: document that pip >= 20.3.3 is needed for macOS 11
#13520: BLD: update reqs based on oldest-supported-numpy in pyproject.toml
#13567: TST, BUG: adjust tol on test_equivalence