method
Stencil.visualize(viewer_mod=<module 'pylbm.viewer.matplotlib_viewer' from '/home/docs/checkouts/readthedocs.org/user_builds/pylbm/conda/0.6.0/lib/python3.6/site-packages/pylbm/viewer/matplotlib_viewer.py'>, k=None, unique_velocities=False, view_label=True)¶plot the velocities
see viewer for more information
if None plot all stencils
the figure (fig if matplotlib is used)