Lindenmayer system (L-system) fractal generator
Inspired by "The Science of Fractal Images", by Heinz-Otto Peitgen and Dietmar Saupe, 1988 Appendix C "A Unified Approach to Fractal Curves and Plants"
lsystem.py [-h] [--fractal_name {plant,experiment,starstruck,sierpinski,island,dragon,hilbert,carpet}] [--depth DEPTH]
optional arguments: -h, --help show this help message and exit --fractal_name {plant,experiment,starstruck,sierpinski,island,dragon,hilbert,carpet} name of fractal --depth DEPTH depth of fractal