API, disable it by " \
BUILDSTDERR:       |  ^~~~~~~
gcc -pthread -shared -Wl,-z,relro -Wl,--as-needed -Wl,-z,now -g -Wl,-z,relro -Wl,--as-needed -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection build/temp.linux-riscv64-3.7/pywt/_extensions/_cwt.o -L/usr/lib64 -Lbuild/temp.linux-riscv64-3.7 -lc_wt -lpython3.7m -lc_wt -o build/lib.linux-riscv64-3.7/pywt/_extensions/_cwt.cpython-37m-riscv64-linux-gnu.so
BUILDSTDERR: /usr/lib64/python3.7/site-packages/Cython/Compiler/Main.py:369: FutureWarning: Cython directive 'language_level' not set, using 2 for now (Py2). This will change in a later release! File: /builddir/build/BUILD/pywt-1.0.1/pywt/_extensions/_cwt.pxd
BUILDSTDERR:   tree = Parsing.p_module(s, pxd, full_module_name)
BUILDSTDERR: /usr/lib64/python3.7/site-packages/Cython/Compiler/Main.py:369: FutureWarning: Cython directive 'language_level' not set, using 2 for now (Py2). This will change in a later release! File: /builddir/build/BUILD/pywt-1.0.1/pywt/_extensions/_dwt.pxd
BUILDSTDERR:   tree = Parsing.p_module(s, pxd, full_module_name)
BUILDSTDERR: /usr/lib64/python3.7/site-packages/Cython/Compiler/Main.py:369: FutureWarning: Cython directive 'language_level' not set, using 2 for now (Py2). This will change in a later release! File: /builddir/build/BUILD/pywt-1.0.1/pywt/_extensions/_pywt.pxd
BUILDSTDERR:   tree = Parsing.p_module(s, pxd, full_module_name)
BUILDSTDERR: /usr/lib64/python3.7/site-packages/Cython/Compiler/Main.py:369: FutureWarning: Cython directive 'language_level' not set, using 2 for now (Py2). This will change in a later release! File: /builddir/build/BUILD/pywt-1.0.1/pywt/_extensions/_swt.pyx
BUILDSTDERR:   tree = Parsing.p_module(s, pxd, full_module_name)
+ pushd doc
~/build/BUILD/pywt-1.0.1/doc ~/build/BUILD/pywt-1.0.1
BUILDSTDERR: ++ readlink -f ../build/lib.linux-riscv64-3.7
+ export PYTHONPATH=/builddir/build/BUILD/pywt-1.0.1/build/lib.linux-riscv64-3.7
+ PYTHONPATH=/builddir/build/BUILD/pywt-1.0.1/build/lib.linux-riscv64-3.7
+ make html SPHINXBUILD=sphinx-build-3
sphinx-build-3 -b html -d build/doctrees   source build/html
Running Sphinx v2.1.2
PyWavelets (VERSION 1.0.1)
making output directory... done
building [mo]: targets for 0 po files that are out of date
building [html]: targets for 40 source files that are out of date
updating environment: 40 added, 0 changed, 0 removed
reading sources... [  2%] common_refs
reading sources... [  5%] contributing
reading sources... [  7%] dev/building_extension
reading sources... [ 10%] dev/how_to_release
reading sources... [ 12%] dev/index
reading sources... [ 15%] dev/installing_build_dependencies
reading sources... [ 17%] dev/preparing_linux_build_environment
reading sources... [ 20%] dev/preparing_windows_build_environment
reading sources... [ 22%] dev/testing
reading sources... [ 25%] index
BUILDSTDERR: terminate called after throwing an instance of 'py::exception'
BUILDSTDERR:   what():  python error has been set
BUILDSTDERR: make: *** [Makefile:34: html] Aborted (core dumped)
error: 
RPM build errors:
BUILDSTDERR: Bad exit status from /var/tmp/rpm-tmp.ZaUuVw (%build)
BUILDSTDERR:     Bad exit status from /var/tmp/rpm-tmp.ZaUuVw (%build)
Child return code was: 1
EXCEPTION: [Error()]
Traceback (most recent call last):
  File "/usr/lib/python3.7/site-packages/mockbuild/trace_decorator.py", line 96, in trace
    result = func(*args, **kw)
  File "/usr/lib/python3.7/site-packages/mockbuild/util.py", line 700, in do
    raise exception.Error("Command failed: \n # %s\n%s" % (command, output), child.returncode)
mockbuild.exception.Error: Command failed: 
 # bash --login -c /usr/bin/rpmbuild -bb --target riscv64 --nodeps /builddir/build/SPECS/python-pywt.spec