$HOME=/home/rmlopes matplotlib data path /usr/lib/python3.5/site-packages/matplotlib-2.0.0b1+1895.g391198e-py3.5-linux-x86_64.egg/matplotlib/mpl-data ***************************************************************** You have the following UNSUPPORTED LaTeX preamble customizations: Please do not ask for support with these customizations active. ***************************************************************** loaded rc file /usr/lib/python3.5/site-packages/matplotlib-2.0.0b1+1895.g391198e-py3.5-linux-x86_64.egg/matplotlib/mpl-data/matplotlibrc matplotlib version 2.0.0b1+1895.g391198e verbose.level debug interactive is False platform is linux loaded modules: CACHEDIR=/home/rmlopes/.cache/matplotlib Using fontManager instance from /home/rmlopes/.cache/matplotlib/fontList.json backend Qt5Agg version 5.7