My initial report was bogus. Here is the updated one:
$ python-dbg
Python 2.7.9 (default, Jun 29 2016, 13:13:01)
[GCC 4.9.2] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> import mad
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
ImportError: /usr/lib/python2.7/dist-packages/mad.x86_64-linux-gnu.so:
undefined symbol: Py_InitModule4_64
[41842 refs]
>>>
With:
$ apt-cache policy python-pymad python-pymad-dbg
python-pymad:
Installed: 0.9-1+b1
Candidate: 0.9-1+b1
Version table:
*** 0.9-1+b1 0
100 http://ftp.fr.debian.org/debian/ unstable/main amd64 Packages
100 /var/lib/dpkg/status
0.7-1 0
700 http://ftp.fr.debian.org/debian/ jessie/main amd64 Packages
python-pymad-dbg:
Installed: 0.9-1+b1
Candidate: 0.9-1+b1
Version table:
*** 0.9-1+b1 0
100 http://ftp.fr.debian.org/debian/ unstable/main amd64 Packages
100 /var/lib/dpkg/status
Thanks