pyguymer3.geo.buffer()
pyguymer3.geo.fillin()
pyguymer3.geo.find_middle_of_locs()
pyguymer3.geo.great_circle()
pyguymer3.geo.add_map_underlay()
pyguymer3.image.save_array_as_image()
dot2png()
the size of the chunks of any files which are read in (in bytes)