This is older version of Python-Nacl. Use Python-TweetNaCl instead.
wget https://mojzis.com/software/python-tweetnacl/python-nacl-20111225.tar.bz2 bunzip2 < python-nacl-20111225.tar.bz2 | tar -xf - cd python-nacl-20111225
./do-nacl dpkg-buildpackage dpkg -i ../python-nacl_20111225_*.deb
python setup.py build python setup.py install
Python module is compiled for every working python on system and is located in build/pythonX.Y directory:
for example, build/python2.5 and build/python2.6 when your system has two python interpreters python2.5,python2.6
and appropriate header files and libraries