Merged update from upstream sources

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Source: https://src.fedoraproject.org/rpms/python-pyrsistent.git#724b77cdf4678bc38368e985cbbe2f1a878082d6

python-pyrsistent.spec

@@ -12,7 +12,7 @@ original structure is left untouched.}
 Name:           python-%{srcname}
 Summary:        Persistent/Functional/Immutable data structures
 Version:        0.17.3
-Release:        4%{?dist}
+Release:        5%{?dist}
 
 # The entire source is MIT, except pyrsistent/_toolz.py which is BSD.
 License:        MIT and BSD
@@ -96,7 +96,11 @@ BuildArch:      noarch
 
 %build
 %py3_build
-%make_build -C docs html SPHINXOPTS='--keep-going'
+
+# Default SPHINXOPTS are '-W -n', but -W turns warnings into errors and there
+# are some warnings. We want to build the documentation as best we can anyway.
+# Additionally, we parallelize sphinx-build.
+%make_build -C docs html SPHINXOPTS='-n %{?_smp_mflags}'
 rm -f docs/build/html/.buildinfo
 
 
@@ -128,6 +132,9 @@ env PYTHONHASHSEED=0 %pytest --doctest-modules %{srcname}
 
 
 %changelog
+* Fri Feb 19 2021 Benjamin A. Beasley <code@musicinmybrain.net> - 0.17.3-5
+- Parallelize Sphinx documentation build
+
 * Fri Feb 19 2021 Benjamin A. Beasley <code@musicinmybrain.net> - 0.17.3-4
 - Use the GitHub tarball instead of the PyPI tarball
 - Switch URL to HTTPS