Wed Jan  4 15:13:13 2023

rk45_test()
  Python version: 3.6.9
  Test rk45().
  Graphics saved as "predator_rk4_plot.png"
  Graphics saved as "predator_rk4_phase.png"
  Graphics saved as "predator_rk5_plot.png"
  Graphics saved as "predator_rk5_phase.png"

rk45_test():
  Normal end of execution.
Wed Jan  4 15:13:14 2023