Sha256: d2a5e6b4bcac721ad2203ab81a9818c11fa905be6f01090752866bfa667b31c9
Contents?: true
Size: 1.24 KB
Versions: 396
Compression:
Stored size: 1.24 KB
Contents
NORTH, EAST, SOUTH, WEST = range(4)
class Compass(object):
compass = [NORTH, EAST, SOUTH, WEST]
def __init__(self, bearing=NORTH):
self.bearing = bearing
def left(self):
self.bearing = self.compass[self.bearing - 1]
def right(self):
self.bearing = self.compass[(self.bearing + 1) % 4]
class Robot(object):
def __init__(self, bearing=NORTH, x=0, y=0):
self.compass = Compass(bearing)
self.x = x
self.y = y
def advance(self):
if self.bearing == NORTH:
self.y += 1
elif self.bearing == SOUTH:
self.y -= 1
elif self.bearing == EAST:
self.x += 1
elif self.bearing == WEST:
self.x -= 1
def turn_left(self):
self.compass.left()
def turn_right(self):
self.compass.right()
def simulate(self, commands):
instructions = {'A': self.advance,
'R': self.turn_right,
'L': self.turn_left}
for cmd in commands:
if cmd in instructions:
instructions[cmd]()
@property
def bearing(self):
return self.compass.bearing
@property
def coordinates(self):
return (self.x, self.y)
Version data entries
396 entries across 396 versions & 1 rubygems