[Debian-med-packaging] Bug#950622: python-sqt FTBFS with more than one supported python3 version

[Adrian Bunk]

Source: python-sqt
Version: 0.8.0-3
Severity: serious
Tags: ftbfs

https://tests.reproducible-builds.org/debian/rb-pkg/unstable/amd64/python-sqt.html

...
[1/1] Cythonizing sqt/_helpers.pyx
building 'sqt._helpers' extension
creating build
creating build/temp.linux-amd64-3.8
creating build/temp.linux-amd64-3.8/sqt
x86_64-linux-gnu-gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -g -fwrapv -O2 -g -O2 -ffile-prefix-map=/build/1st/python-sqt-0.8.0=. -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I/usr/include/python3.8 -c sqt/_helpers.c -o build/temp.linux-amd64-3.8/sqt/_helpers.o
sqt/_helpers.c:17:10: fatal error: Python.h: No such file or directory
   17 | #include "Python.h"
      |          ^~~~~~~~~~
compilation terminated.


The build dependency on python3-dev should be corrected to python3-all-dev.