Created
October 22, 2017 00:07
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from collections import namedtuple | |
ALIVE = '*' | |
EMPTY = '-' | |
Query = namedtuple('Query',('y','x')) | |
Transition = namedtuple('Transition', ('y', 'x', 'state')) | |
TICK = object() | |
class MyReturn(Exception): | |
def __init__(self, value): | |
self.value = value | |
def count_neighbors(y, x): | |
n_ = yield Query(y + 1, x + 0) | |
ne = yield Query(y + 1, x + 1) | |
e_ = yield Query(y + 0, x + 1) | |
se = yield Query(y - 1, x + 1) | |
s_ = yield Query(y - 1, x + 0) | |
sw = yield Query(y - 1, x - 1) | |
w_ = yield Query(y + 0, x - 1) | |
nw = yield Query(y + 1, x - 1) | |
neighbor_state = [ n_, ne, e_, se, s_, sw, w_, nw] | |
count = 0 | |
for state in neighbor_state: | |
if state == ALIVE: | |
count += 1 | |
raise MyReturn(count) | |
def step_cell(y, x): | |
state = yield Query(y, x) | |
#neighbors = yield from count_neighbors(y, x) | |
neighbors = 0 | |
try: | |
for value in count_neighbors(y, x): | |
yield value | |
except MyReturn as e: | |
neighbors = e.value | |
print('Count: ', neighbors) | |
next_state = game_logic(state, neighbors) | |
yield Transition(y, x, next_state) | |
def game_logic(state, neighbors): | |
if state == ALIVE: | |
if neighbors < 2: | |
return EMPTY | |
elif neighbors > 3: | |
return EMPTY | |
else: | |
if neighbors == 3: | |
return ALIVE | |
return state | |
it = step_cell(10, 5) | |
q0 = next(it) | |
print('Me: ', q0) | |
q1 = it.send(ALIVE) | |
print('First yield: ',q1) | |
q2 = it.send(ALIVE) | |
print('Second yield: ',q2) | |
q3 = it.send(ALIVE) | |
print('Third yield: ',q3) | |
q4 = it.send(EMPTY) | |
print('Forth yield: ',q4) | |
q5 = it.send(EMPTY) | |
print('Fifth yield: ',q5) | |
q6 = it.send(EMPTY) | |
print('Sixth yield: ',q6) | |
q7 = it.send(EMPTY) | |
print('Seventh yield: ',q7) | |
q8 = it.send(EMPTY) | |
print('Eight yield: ',q8) | |
t1 = it.send(EMPTY) | |
print('Outcome: ',t1) |
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