[Debian-astro-maintainers] Bug#802134: pyregion: FTBFS: _region_filter.c:4:20: fatal error: Python.h: No such file or directory

[Chris West (Faux)]

Source: pyregion
Version: 1.1.4-1
Severity: serious
Justification: fails to build from source
Tags: sid stretch
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:

running build_ext
building 'pyregion._region_filter' extension
creating build/temp.linux-x86_64-3.5
creating build/temp.linux-x86_64-3.5/src
x86_64-linux-gnu-gcc -pthread -DNDEBUG -g -fwrapv -O2 -Wall -Wstrict-prototypes -g -O2 -fstack-protector-strong -Wformat -Werror=format-security -D_FORTIFY_SOURCE=2 -fPIC -I./src -I/usr/lib/python3/dist-packages/numpy/core/include -I/usr/include/python3.5m -c src/_region_filter.c -o build/temp.linux-x86_64-3.5/src/_region_filter.o
src/_region_filter.c:4:20: fatal error: Python.h: No such file or directory
compilation terminated.
error: command 'x86_64-linux-gnu-gcc' failed with exit status 1

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

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