Sun Jan 2 21:03:37 2022 midpoint_test(): Python version: 3.6.9 Test midpoint. humps_midpoint(): Solve the humps ODE system using midpoint(). Graphics saved as "humps_midpoint.jpg" predator_prey_midpoint(): Solve the predator prey ODE system using midpoint(). Graphics saved as "predator_prey_midpoint.jpg" midpoint_test: Normal end of execution. Sun Jan 2 21:03:38 2022