obspy.imaging.cm._colormap_plot_overview

_colormap_plot_overview(colormap_names=('viridis', 'obspy_sequential', 'viridis_white', 'viridis_r', 'obspy_sequential_r', 'viridis_white_r', 'obspy_divergent', 'obspy_divergent_r', 'pqlx'))

Overview bar plot, adapted after http://scipy-cookbook.readthedocs.org/items/Matplotlib_Show_colormaps.html.