Patch error collecting tests with pytest-xdist

19443.patch

@@ -0,0 +1,28 @@
+From 28413806316049c09bb4b0182f652cce0ba82a50 Mon Sep 17 00:00:00 2001
+From: "Benjamin A. Beasley" <code@musicinmybrain.net>
+Date: Fri, 27 Oct 2023 16:47:37 -0400
+Subject: [PATCH] TST: Fix #19442 minimally
+
+Use a sorted version of the set REAL_DTYPES to parameterize
+test_b_orthonormalize.
+---
+ scipy/sparse/linalg/_eigen/lobpcg/tests/test_lobpcg.py | 6 +++---
+ 1 file changed, 3 insertions(+), 3 deletions(-)
+
+diff --git a/scipy/sparse/linalg/_eigen/lobpcg/tests/test_lobpcg.py b/scipy/sparse/linalg/_eigen/lobpcg/tests/test_lobpcg.py
+index c17d37051fca..fd6f166dc62d 100644
+--- a/scipy/sparse/linalg/_eigen/lobpcg/tests/test_lobpcg.py
++++ b/scipy/sparse/linalg/_eigen/lobpcg/tests/test_lobpcg.py
+@@ -101,9 +101,9 @@ def test_MikotaPair():
+ 
+ @pytest.mark.parametrize("n", [50])
+ @pytest.mark.parametrize("m", [1, 2, 10])
+-@pytest.mark.parametrize("Vdtype", REAL_DTYPES)
+-@pytest.mark.parametrize("Bdtype", REAL_DTYPES)
+-@pytest.mark.parametrize("BVdtype", REAL_DTYPES)
++@pytest.mark.parametrize("Vdtype", sorted(REAL_DTYPES, key=str))
++@pytest.mark.parametrize("Bdtype", sorted(REAL_DTYPES, key=str))
++@pytest.mark.parametrize("BVdtype", sorted(REAL_DTYPES, key=str))
+ def test_b_orthonormalize(n, m, Vdtype, Bdtype, BVdtype):
+     """Test B-orthonormalization by Cholesky with callable 'B'.
+     The function '_b_orthonormalize' is key in LOBPCG but may

scipy.spec

@@ -23,7 +23,7 @@
 Summary:    Scientific Tools for Python
 Name:       scipy
 Version:    1.11.3
-Release:    1%{?dist}
+Release:    2%{?dist}
 
 # BSD-3-Clause -- whole package except:
 # BSD-2-Clause -- scipy/_lib/_pep440.py
@@ -48,6 +48,16 @@ License:    BSD-3-Clause AND BSD-2-Clause AND MIT AND BSL-1.0 AND Boehm-GC AND Q
 Url:        http://www.scipy.org/scipylib/index.html
 Source0:    https://github.com/scipy/scipy/releases/download/v%{version}/scipy-%{version}.tar.gz
 
+# TST: Fix #19442 minimally
+# https://github.com/scipy/scipy/pull/19443
+#
+# Fixes:
+#
+# BUG: Error collecting tests due to inconsistent parameterization order in
+# test_b_orthonormalize
+# https://github.com/scipy/scipy/issues/19442
+Patch:          https://github.com/scipy/scipy/pull/19443.patch
+
 BuildRequires: %{blaslib}-devel
 BuildRequires: gcc-gfortran, gcc-c++
 
@@ -292,6 +302,9 @@ popd
 %endif
 
 %changelog
+* Wed Nov 01 2023 Benjamin A. Beasley <code@musicinmybrain.net> - 1.11.3-2
+- Patch error collecting tests with pytest-xdist
+
 * Wed Oct 11 2023 Jerry James <loganjerry@gmail.com> - 1.11.3-1
 - New upstream release 1.11.3
   resolves: #2211813