Eat the food until there's no more food.
>>> from world_02 import World
>>> w = World()
>>> w.player.closest_food()
47.38143096192854
>>> w.episode(1)
>>> w.player.closest_food()
48.28014010183533
>>> w.done()
False
Create an instance of World and get the initial distance to nearest food with w.player.closest_food(). Call World.episode(x) with -1 <= x <= 1 to move to a new location. World.done() returns True when there is no food left or w.episodes > World.EPISODE_LIMIT.