An Object Oriented Programming (OOP) Problem

						class Person:
						    def __init__(self, situation, position, speed, extremes, age):
						        self.situation, self.position = situation, position
						        self.speed, self.extremes = speed, extremes
						        angle = np.random.uniform(0, 2*np.pi)
						        self.x_dir, self.y_dir = np.cos(angle), np.sin(angle)
						        self.age = age
						        self.reabilitation = 0

						    def step_ahead(self, community, proximity, contagiousness,
										no_move, deaths_p):
						        self = contacts(self, community, proximity, contagiousness,
										deaths_p)
						        self = new_pos(self, no_move)