Make sure you have git and the full gcc stack installed, and then install the following packages:
python
cairo
python-cairo
python-gobject
fftw
libpulse
Ubuntu/Linux Mint
apt-get install libpulse-dev python3-dev libfftw3-dev
git clone https://github.com/HaCk3Dq/spectrumyzer.git
make
Note:
Locate Python.h and change path to python3.6m in Makefile if you need
If this completes successfully, test with:
./spectrumyzer.py
And try to play some music