[Python-modules-team] Bug#806483: python-jsonrpc2: FTBFS: Can't locate Debian/Debhelper/Buildsystem/pybuild.pm in @INC

[Chris West (Faux)]

Source: python-jsonrpc2
Version: 0.4.1-1
Severity: serious
Justification: fails to build from source
Tags: sid 
User: reproducible-builds at lists.alioth.debian.org
Usertags: ftbfs
X-Debbugs-CC: reproducible-builds at lists.alioth.debian.org

Dear Maintainer,

The package fails to build:

 debian/rules clean
dh clean --with python2 --buildsystem=pybuild
   dh_testdir -O--buildsystem=pybuild
   dh_auto_clean -O--buildsystem=pybuild
dh_auto_clean: unable to load build system class 'pybuild': Can't locate Debian/Debhelper/Buildsystem/pybuild.pm in @INC (you may need to install the Debian::Debhelper::Buildsystem::pybuild module) (@INC contains: /etc/perl /usr/local/lib/x86_64-linux-gnu/perl/5.20.2 /usr/local/share/perl/5.20.2 /usr/lib/x86_64-linux-gnu/perl5/5.20 /usr/share/perl5 /usr/lib/x86_64-linux-gnu/perl/5.20 /usr/share/perl/5.20 /usr/local/lib/site_perl .) at (eval 2) line 2.
BEGIN failed--compilation aborted at (eval 2) line 2.

debian/rules:6: recipe for target 'clean' failed
make: *** [clean] Error 2
dpkg-buildpackage: error: debian/rules clean gave error exit status 2

Full build log:
https://reproducible.debian.net/rb-pkg/unstable/amd64/python-jsonrpc2.html

-- System Information:
Debian Release: stretch/sid
APT prefers unstable
APT policy: (500, 'unstable')
Architecture: amd64 (x86_64)