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authorSebastian Berg <sebastian@sipsolutions.net>2019-08-29 15:52:07 -0500
committerGitHub <noreply@github.com>2019-08-29 15:52:07 -0500
commit2f70544179e24b0ebc0263111f36e6450bbccf94 (patch)
tree0f8704a857a0e5d6c8a551efaef468834206ddf6 /doc/source/release/1.10.2-notes.rst
parent766a88d2a1fcc03c74d19a6c04b87ab825819067 (diff)
parent9f3e2cbc4d558acfe62abb663ca3c57d38b6db51 (diff)
downloadnumpy-2f70544179e24b0ebc0263111f36e6450bbccf94.tar.gz
Merge pull request #13886 from mattip/release-index
DOC: reformat top-level release index
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+==========================
+NumPy 1.10.2 Release Notes
+==========================
+
+This release deals with a number of bugs that turned up in 1.10.1 and
+adds various build and release improvements.
+
+Numpy 1.10.1 supports Python 2.6 - 2.7 and 3.2 - 3.5.
+
+
+Compatibility notes
+===================
+
+Relaxed stride checking is no longer the default
+------------------------------------------------
+There were back compatibility problems involving views changing the dtype of
+multidimensional Fortran arrays that need to be dealt with over a longer
+timeframe.
+
+Fix swig bug in ``numpy.i``
+---------------------------
+Relaxed stride checking revealed a bug in ``array_is_fortran(a)``, that was
+using PyArray_ISFORTRAN to check for Fortran contiguity instead of
+PyArray_IS_F_CONTIGUOUS. You may want to regenerate swigged files using the
+updated numpy.i
+
+Deprecate views changing dimensions in fortran order
+----------------------------------------------------
+This deprecates assignment of a new descriptor to the dtype attribute of
+a non-C-contiguous array if it result in changing the shape. This
+effectively bars viewing a multidimensional Fortran array using a dtype
+that changes the element size along the first axis.
+
+The reason for the deprecation is that, when relaxed strides checking is
+enabled, arrays that are both C and Fortran contiguous are always treated
+as C contiguous which breaks some code that depended the two being mutually
+exclusive for non-scalar arrays of ndim > 1. This deprecation prepares the
+way to always enable relaxed stride checking.
+
+
+Issues Fixed
+============
+
+* gh-6019 Masked array repr fails for structured array with multi-dimensional column.
+* gh-6462 Median of empty array produces IndexError.
+* gh-6467 Performance regression for record array access.
+* gh-6468 numpy.interp uses 'left' value even when x[0]==xp[0].
+* gh-6475 np.allclose returns a memmap when one of its arguments is a memmap.
+* gh-6491 Error in broadcasting stride_tricks array.
+* gh-6495 Unrecognized command line option '-ffpe-summary' in gfortran.
+* gh-6497 Failure of reduce operation on recarrays.
+* gh-6498 Mention change in default casting rule in 1.10 release notes.
+* gh-6530 The partition function errors out on empty input.
+* gh-6532 numpy.inner return wrong inaccurate value sometimes.
+* gh-6563 Intent(out) broken in recent versions of f2py.
+* gh-6569 Cannot run tests after 'python setup.py build_ext -i'
+* gh-6572 Error in broadcasting stride_tricks array component.
+* gh-6575 BUG: Split produces empty arrays with wrong number of dimensions
+* gh-6590 Fortran Array problem in numpy 1.10.
+* gh-6602 Random __all__ missing choice and dirichlet.
+* gh-6611 ma.dot no longer always returns a masked array in 1.10.
+* gh-6618 NPY_FORTRANORDER in make_fortran() in numpy.i
+* gh-6636 Memory leak in nested dtypes in numpy.recarray
+* gh-6641 Subsetting recarray by fields yields a structured array.
+* gh-6667 ma.make_mask handles ma.nomask input incorrectly.
+* gh-6675 Optimized blas detection broken in master and 1.10.
+* gh-6678 Getting unexpected error from: X.dtype = complex (or Y = X.view(complex))
+* gh-6718 f2py test fail in pip installed numpy-1.10.1 in virtualenv.
+* gh-6719 Error compiling Cython file: Pythonic division not allowed without gil.
+* gh-6771 Numpy.rec.fromarrays losing dtype metadata between versions 1.9.2 and 1.10.1
+* gh-6781 The travis-ci script in maintenance/1.10.x needs fixing.
+* gh-6807 Windows testing errors for 1.10.2
+
+
+Merged PRs
+==========
+
+The following PRs have been merged into 1.10.2. When the PR is a backport,
+the PR number for the original PR against master is listed.
+
+* gh-5773 MAINT: Hide testing helper tracebacks when using them with pytest.
+* gh-6094 BUG: Fixed a bug with string representation of masked structured arrays.
+* gh-6208 MAINT: Speedup field access by removing unneeded safety checks.
+* gh-6460 BUG: Replacing the os.environ.clear by less invasive procedure.
+* gh-6470 BUG: Fix AttributeError in numpy distutils.
+* gh-6472 MAINT: Use Python 3.5 instead of 3.5-dev for travis 3.5 testing.
+* gh-6474 REL: Update Paver script for sdist and auto-switch test warnings.
+* gh-6478 BUG: Fix Intel compiler flags for OS X build.
+* gh-6481 MAINT: LIBPATH with spaces is now supported Python 2.7+ and Win32.
+* gh-6487 BUG: Allow nested use of parameters in definition of arrays in f2py.
+* gh-6488 BUG: Extend common blocks rather than overwriting in f2py.
+* gh-6499 DOC: Mention that default casting for inplace operations has changed.
+* gh-6500 BUG: Recarrays viewed as subarrays don't convert to np.record type.
+* gh-6501 REL: Add "make upload" command for built docs, update "make dist".
+* gh-6526 BUG: Fix use of __doc__ in setup.py for -OO mode.
+* gh-6527 BUG: Fix the IndexError when taking the median of an empty array.
+* gh-6537 BUG: Make ma.atleast_* with scalar argument return arrays.
+* gh-6538 BUG: Fix ma.masked_values does not shrink mask if requested.
+* gh-6546 BUG: Fix inner product regression for non-contiguous arrays.
+* gh-6553 BUG: Fix partition and argpartition error for empty input.
+* gh-6556 BUG: Error in broadcast_arrays with as_strided array.
+* gh-6558 MAINT: Minor update to "make upload" doc build command.
+* gh-6562 BUG: Disable view safety checks in recarray.
+* gh-6567 BUG: Revert some import * fixes in f2py.
+* gh-6574 DOC: Release notes for Numpy 1.10.2.
+* gh-6577 BUG: Fix for #6569, allowing build_ext --inplace
+* gh-6579 MAINT: Fix mistake in doc upload rule.
+* gh-6596 BUG: Fix swig for relaxed stride checking.
+* gh-6606 DOC: Update 1.10.2 release notes.
+* gh-6614 BUG: Add choice and dirichlet to numpy.random.__all__.
+* gh-6621 BUG: Fix swig make_fortran function.
+* gh-6628 BUG: Make allclose return python bool.
+* gh-6642 BUG: Fix memleak in _convert_from_dict.
+* gh-6643 ENH: make recarray.getitem return a recarray.
+* gh-6653 BUG: Fix ma dot to always return masked array.
+* gh-6668 BUG: ma.make_mask should always return nomask for nomask argument.
+* gh-6686 BUG: Fix a bug in assert_string_equal.
+* gh-6695 BUG: Fix removing tempdirs created during build.
+* gh-6697 MAINT: Fix spurious semicolon in macro definition of PyArray_FROM_OT.
+* gh-6698 TST: test np.rint bug for large integers.
+* gh-6717 BUG: Readd fallback CBLAS detection on linux.
+* gh-6721 BUG: Fix for #6719.
+* gh-6726 BUG: Fix bugs exposed by relaxed stride rollback.
+* gh-6757 BUG: link cblas library if cblas is detected.
+* gh-6756 TST: only test f2py, not f2py2.7 etc, fixes #6718.
+* gh-6747 DEP: Deprecate changing shape of non-C-contiguous array via descr.
+* gh-6775 MAINT: Include from __future__ boilerplate in some files missing it.
+* gh-6780 BUG: metadata is not copied to base_dtype.
+* gh-6783 BUG: Fix travis ci testing for new google infrastructure.
+* gh-6785 BUG: Quick and dirty fix for interp.
+* gh-6813 TST,BUG: Make test_mvoid_multidim_print work for 32 bit systems.
+* gh-6817 BUG: Disable 32-bit msvc9 compiler optimizations for npy_rint.
+* gh-6819 TST: Fix test_mvoid_multidim_print failures on Python 2.x for Windows.
+
+Initial support for mingwpy was reverted as it was causing problems for
+non-windows builds.
+
+* gh-6536 BUG: Revert gh-5614 to fix non-windows build problems
+
+A fix for np.lib.split was reverted because it resulted in "fixing"
+behavior that will be present in the Numpy 1.11 and that was already
+present in Numpy 1.9. See the discussion of the issue at gh-6575 for
+clarification.
+
+* gh-6576 BUG: Revert gh-6376 to fix split behavior for empty arrays.
+
+Relaxed stride checking was reverted. There were back compatibility
+problems involving views changing the dtype of multidimensional Fortran
+arrays that need to be dealt with over a longer timeframe.
+
+* gh-6735 MAINT: Make no relaxed stride checking the default for 1.10.
+
+
+Notes
+=====
+A bug in the Numpy 1.10.1 release resulted in exceptions being raised for
+``RuntimeWarning`` and ``DeprecationWarning`` in projects depending on Numpy.
+That has been fixed.