Python-сообщество

import math

obj_angle = 0.
obj_speed = 5
obj_rot_speed = 1.

def up():
    direction = (obj_angle * math.pi)/180
    obj_x += math.cos(direction) * obj_speed
    obj_y += math.sin(direction) * obj_speed
        
def down():
    direction = (obj_angle * math.pi)/180
    obj_x -= math.cos(direction) * obj_speed
    obj_y -= math.sin(direction) * obj_speed

def right():
    obj_angle += obj_rot_speed

def left():
    obj_angle -= obj_rot_speed