Merge tag '10.2.rc2' into sage_all_modularization

SageMath version 10.2.rc2, Release Date: 2023-11-12

CITATION.cff

@@ -4,8 +4,8 @@ title: SageMath
 abstract: SageMath is a free open-source mathematics software system.
 authors:
 - name: "The SageMath Developers"
-version: 10.2.rc1
+version: 10.2.rc2
 doi: 10.5281/zenodo.593563
-date-released: 2023-11-10
+date-released: 2023-11-12
 repository-code: "https://github.com/sagemath/sage"
 url: "https://www.sagemath.org/"

VERSION.txt

@@ -1 +1 @@
-SageMath version 10.2.rc1, Release Date: 2023-11-10
+SageMath version 10.2.rc2, Release Date: 2023-11-12

build/pkgs/configure/checksums.ini

@@ -1,4 +1,4 @@
 tarball=configure-VERSION.tar.gz
-sha1=75fe450806e89ce82978f9167b664d3e403d9af9
-md5=26211fca17d4d912cc11f22f353684b1
-cksum=1423896271
+sha1=4f00a9061f17c3290f63c3b6c374679fe902814e
+md5=790cd7b7651eb0df70d4de1c933b95d2
+cksum=759630704

build/pkgs/configure/package-version.txt

@@ -1 +1 @@
-e349b0024996e4ac4878d70a0a34ae6b742e88c5
+883e05f8ee0f97b25cf28c97859c615d9ea314f7

build/pkgs/openblas/spkg-install.in

@@ -34,10 +34,18 @@ fi
 
 echo "Building OpenBLAS: $MAKE $OPENBLAS_CONFIGURE"
 
+if $MAKE --version | grep -q -F '3.81'; then
+    # Work around https://savannah.gnu.org/bugs/?15919
+    OPENBLAS_CONFIGURE+=" MAKE_NB_JOBS=1"
+else
+    # Do not emit "-j" options; use jobserver
+    OPENBLAS_CONFIGURE+=" MAKE_NB_JOBS=0"
+fi
+
 # Ensure USE_TLS=1 ; see https://github.com/sagemath/sage/issues/27256
 OPENBLAS_CONFIGURE="$OPENBLAS_CONFIGURE USE_TLS=1"
 
-if ! (sdh_make libs netlib shared $OPENBLAS_CONFIGURE); then
+if ! (sdh_make libs $OPENBLAS_CONFIGURE && sdh_make netlib $OPENBLAS_CONFIGURE && sdh_make shared $OPENBLAS_CONFIGURE); then
     if [[ $OPENBLAS_CONFIGURE == *"TARGET"* ]]; then
         sdh_die "Error building OpenBLAS"
     else
@@ -47,7 +55,7 @@ if ! (sdh_make libs netlib shared $OPENBLAS_CONFIGURE); then
         echo "Error building OpenBLAS"
         echo "Retrying building OpenBLAS: $MAKE $OPENBLAS_CONFIGURE"
         sdh_make clean
-        sdh_make libs netlib shared $OPENBLAS_CONFIGURE
+        sdh_make libs $OPENBLAS_CONFIGURE && sdh_make netlib $OPENBLAS_CONFIGURE && sdh_make shared $OPENBLAS_CONFIGURE
     fi
 fi
 

build/pkgs/sage_conf/install-requires.txt

@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sage-conf ~= 10.2rc1
+sage-conf ~= 10.2rc2

build/pkgs/sage_docbuild/install-requires.txt

@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sage-docbuild ~= 10.2rc1
+sage-docbuild ~= 10.2rc2

build/pkgs/sage_setup/install-requires.txt

@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sage-setup ~= 10.2rc1
+sage-setup ~= 10.2rc2

build/pkgs/sage_sws2rst/install-requires.txt

@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sage-sws2rst ~= 10.2rc1
+sage-sws2rst ~= 10.2rc2

build/pkgs/sagelib/install-requires.txt

@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sagemath-standard ~= 10.2rc1
+sagemath-standard ~= 10.2rc2

build/pkgs/sagemath_bliss/install-requires.txt

@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sagemath-bliss ~= 10.2rc1
+sagemath-bliss ~= 10.2rc2

build/pkgs/sagemath_categories/install-requires.txt

@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sagemath-categories ~= 10.2rc1
+sagemath-categories ~= 10.2rc2

build/pkgs/sagemath_coxeter3/install-requires.txt

@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sagemath-coxeter3 ~= 10.2rc1
+sagemath-coxeter3 ~= 10.2rc2

build/pkgs/sagemath_environment/install-requires.txt

@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sagemath-environment ~= 10.2rc1
+sagemath-environment ~= 10.2rc2

build/pkgs/sagemath_mcqd/install-requires.txt

@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sagemath-mcqd ~= 10.2rc1
+sagemath-mcqd ~= 10.2rc2

build/pkgs/sagemath_meataxe/install-requires.txt

@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sagemath-meataxe ~= 10.2rc1
+sagemath-meataxe ~= 10.2rc2

build/pkgs/sagemath_objects/install-requires.txt

@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sagemath-objects ~= 10.2rc1
+sagemath-objects ~= 10.2rc2

build/pkgs/sagemath_repl/install-requires.txt

@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sagemath-repl ~= 10.2rc1
+sagemath-repl ~= 10.2rc2

build/pkgs/sagemath_sirocco/install-requires.txt

@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sagemath-sirocco ~= 10.2rc1
+sagemath-sirocco ~= 10.2rc2

build/pkgs/sagemath_tdlib/install-requires.txt

@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sagemath-tdlib ~= 10.2rc1
+sagemath-tdlib ~= 10.2rc2

pkgs/sage-conf/VERSION.txt

@@ -1 +1 @@
-10.2.rc1
+10.2.rc2

pkgs/sage-conf_conda/VERSION.txt

@@ -1 +1 @@
-10.2.rc1
+10.2.rc2

pkgs/sage-conf_pypi/VERSION.txt

@@ -1 +1 @@
-10.2.rc1
+10.2.rc2

pkgs/sage-docbuild/VERSION.txt

@@ -1 +1 @@
-10.2.rc1
+10.2.rc2

pkgs/sage-setup/VERSION.txt

@@ -1 +1 @@
-10.2.rc1
+10.2.rc2

pkgs/sage-sws2rst/VERSION.txt

@@ -1 +1 @@
-10.2.rc1
+10.2.rc2

pkgs/sagemath-bliss/VERSION.txt

@@ -1 +1 @@
-10.2.rc1
+10.2.rc2

pkgs/sagemath-categories/VERSION.txt

@@ -1 +1 @@
-10.2.rc1
+10.2.rc2

pkgs/sagemath-coxeter3/VERSION.txt

@@ -1 +1 @@
-10.2.rc1
+10.2.rc2

pkgs/sagemath-environment/VERSION.txt

@@ -1 +1 @@
-10.2.rc1
+10.2.rc2

pkgs/sagemath-mcqd/VERSION.txt

@@ -1 +1 @@
-10.2.rc1
+10.2.rc2

pkgs/sagemath-meataxe/VERSION.txt

@@ -1 +1 @@
-10.2.rc1
+10.2.rc2

pkgs/sagemath-objects/VERSION.txt

@@ -1 +1 @@
-10.2.rc1
+10.2.rc2

pkgs/sagemath-repl/VERSION.txt

@@ -1 +1 @@
-10.2.rc1
+10.2.rc2

pkgs/sagemath-sirocco/VERSION.txt

@@ -1 +1 @@
-10.2.rc1
+10.2.rc2

pkgs/sagemath-tdlib/VERSION.txt

@@ -1 +1 @@
-10.2.rc1
+10.2.rc2

src/VERSION.txt

@@ -1 +1 @@
-10.2.rc1
+10.2.rc2

src/bin/sage-version.sh

@@ -4,6 +4,6 @@
 # which stops "setup.py develop" from rewriting it as a Python file.
 :
 # This file is auto-generated by the sage-update-version script, do not edit!
-SAGE_VERSION='10.2.rc1'
-SAGE_RELEASE_DATE='2023-11-10'
-SAGE_VERSION_BANNER='SageMath version 10.2.rc1, Release Date: 2023-11-10'
+SAGE_VERSION='10.2.rc2'
+SAGE_RELEASE_DATE='2023-11-12'
+SAGE_VERSION_BANNER='SageMath version 10.2.rc2, Release Date: 2023-11-12'

src/doc/en/reference/references/index.rst

@@ -1373,6 +1373,10 @@ REFERENCES:
              for closed Riemannian manifolds*, Ann. of Math. (2) 45 (1944),
              747–752.
 
+.. [CP2023] \M. Cati and D.V. Pasechnik.
+            *Implementing Hadamard Matrices in SageMath*.
+            Preprint, :arxiv:`2306.16812`, (2023).
+
 .. [CQ2019] \A. Cassella and C. Quadrelli.
             *Right-angled Artin groups and enhanced Koszul properties*.
             Preprint, :arxiv:`1907.03824`, (2019).

src/sage/combinat/matrices/hadamard_matrix.py

@@ -31,21 +31,23 @@
 of `4`.
 
 The module below implements constructions of Hadamard and skew Hadamard matrices
-for all known orders `\le 1000`, plus some more greater than `1000`. It also
+for all known orders `\le 1200`, plus some more greater than `1200`. It also
 allows you to pull a Hadamard matrix from the database at [SloaHada]_.
 
 The following code will test that a construction for all known orders `\le 4k`
-is implemented. The assertion above can be verified by setting ``k=250``
+is implemented. The assertion above can be verified by setting ``k=300``
 (note that it will take a long time to run)::
 
     sage: from sage.combinat.matrices.hadamard_matrix import (hadamard_matrix,
     ....:                               skew_hadamard_matrix, is_hadamard_matrix,
     ....:                               is_skew_hadamard_matrix)
     sage: k = 20
-    sage: unknown_hadamard = [668, 716, 892]
+    sage: unknown_hadamard = [668, 716, 892, 1132]
     sage: unknown_skew_hadamard = [356, 404, 428, 476, 596, 612, 668, 708, 712, 716,
     ....:                         764, 772, 804, 808, 820, 836, 856, 892, 900, 916,
-    ....:                         932, 940, 952, 980, 996]
+    ....:                         932, 940, 952, 980, 996, 1004, 1012, 1028, 1036,
+    ....:                         1044, 1060, 1076, 1100, 1108, 1132, 1140, 1148,
+    ....:                         1156, 1180, 1192, 1196]
     sage: for n in range(1, k+1):
     ....:   if 4*n not in unknown_hadamard:
     ....:       H = hadamard_matrix(4*n, check=False)
@@ -58,7 +60,7 @@
 
 - David Joyner (2009-05-17): initial version
 - Matteo Cati (2023-03-18): implemented more constructions for Hadamard and skew
-  Hadamard matrices, to cover all known orders up to 1000.
+  Hadamard matrices, to cover all known orders up to 1200.
 
 REFERENCES:
 
@@ -67,6 +69,8 @@
 - [HadaWiki]_
 
 - [Hora]_
+
+- [CP2023]_
 """
 
 # *****************************************************************************
@@ -1641,8 +1645,8 @@ def hadamard_matrix(n, existence=False, check=True):
     r"""
     Tries to construct a Hadamard matrix using the available methods.
 
-    Currently all orders `\le 1000` for which a construction is
-    known are implemented. For `n > 1000`, only some orders are available.
+    Currently all orders `\le 1200` for which a construction is
+    known are implemented. For `n > 1200`, only some orders are available.
 
     INPUT:
 
@@ -3055,8 +3059,8 @@ def skew_hadamard_matrix(n, existence=False, skew_normalize=True, check=True):
     Tries to construct a skew Hadamard matrix.
 
     A Hadamard matrix `H` is called skew if `H=S-I`, for `I` the identity matrix
-    and `-S=S^\top`. Currently all orders `\le 1000` for which a construction is
-    known are implemented. For `n > 1000`, only some orders are available.
+    and `-S=S^\top`. Currently all orders `\le 1200` for which a construction is
+    known are implemented. For `n > 1200`, only some orders are available.
 
     INPUT:
 

src/sage/combinat/root_system/coxeter_group.py

@@ -12,7 +12,7 @@
 from sage.combinat.root_system.cartan_type import CartanType
 from sage.misc.lazy_import import lazy_import
 
-lazy_import('from sage.combinat.root_system.reflection_group_real', 'ReflectionGroup')
+lazy_import('sage.combinat.root_system.reflection_group_real', 'ReflectionGroup')
 lazy_import('sage.combinat.root_system.weyl_group', 'WeylGroup')
 
 

src/sage/misc/latex.py

@@ -29,7 +29,7 @@
 import random
 import re
 import shutil
-from subprocess import call, PIPE
+from subprocess import call, run, PIPE
 from tempfile import TemporaryDirectory
 
 from sage.misc.cachefunc import cached_function, cached_method
@@ -1923,27 +1923,48 @@ def view(objects, title='Sage', debug=False, sep='', tiny=False,
     if pdflatex or (viewer == "pdf" and engine == "latex"):
         engine = "pdflatex"
     # command line or notebook with viewer
-    with TemporaryDirectory() as tmp:
-        tex_file = os.path.join(tmp, "sage.tex")
-        with open(tex_file, 'w') as file:
-            file.write(s)
-        suffix = _run_latex_(tex_file, debug=debug, engine=engine, png=False)
-        if suffix == "pdf":
-            from sage.misc.viewer import pdf_viewer
-            viewer = pdf_viewer()
-        elif suffix == "dvi":
-            from sage.misc.viewer import dvi_viewer
-            viewer = dvi_viewer()
-        else:
-            print("Latex error")
-            return
-        output_file = os.path.join(tmp, "sage." + suffix)
-        # this should get changed if we switch the stuff in misc.viewer to
-        # producing lists
-        if debug:
-            print('viewer: "{}"'.format(viewer))
-        call('%s %s' % (viewer, output_file), shell=True,
-             stdout=PIPE, stderr=PIPE)
+
+    # We can't automatically delete the temporary file in this case
+    # because we need it to live at least long enough for the viewer
+    # to open it. Since we're launching the viewer asynchronously,
+    # that would be tricky.
+    tmp = TemporaryDirectory()
+
+    tex_file = os.path.join(tmp.name, "sage.tex")
+    with open(tex_file, 'w') as file:
+        file.write(s)
+    suffix = _run_latex_(tex_file, debug=debug, engine=engine, png=False)
+    if suffix == "pdf":
+        from sage.misc.viewer import pdf_viewer
+        viewer = pdf_viewer()
+    elif suffix == "dvi":
+        from sage.misc.viewer import dvi_viewer
+        viewer = dvi_viewer()
+    else:
+        print("Latex error")
+        tmp.cleanup()
+        return
+    output_file = os.path.join(tmp.name, "sage." + suffix)
+    # this should get changed if we switch the stuff in misc.viewer to
+    # producing lists
+    if debug:
+        print('viewer: "{}"'.format(viewer))
+
+    # Return immediately but only clean up the temporary file after
+    # the viewer has closed. This function is synchronous and waits
+    # for the process to complete...
+    def run_viewer():
+        run([viewer, output_file], capture_output=True)
+        tmp.cleanup()
+
+    # ...but we execute it asynchronously so that view() completes
+    # immediately. The "daemon" flag is important because, without it,
+    # sage won't quit until the viewer does.
+    from threading import Thread
+    t = Thread(target=run_viewer)
+    t.daemon = True
+    t.start()
+
     return
 
 

src/sage/version.py

@@ -1,5 +1,5 @@
 # Sage version information for Python scripts
 # This file is auto-generated by the sage-update-version script, do not edit!
-version = '10.2.rc1'
-date = '2023-11-10'
-banner = 'SageMath version 10.2.rc1, Release Date: 2023-11-10'
+version = '10.2.rc2'
+date = '2023-11-12'
+banner = 'SageMath version 10.2.rc2, Release Date: 2023-11-12'