def t():
while not stopall:
g = Group()
for i in range(5):
g.spawn(f(i))
g.join()
time.sleep(random.random() * 0.02)
def test_group():
timespan = 0.1
@asyncio.coroutine
def f(i):
t0 = time.time()
yield from asyncio.sleep(timespan)
t = time.time() - t0
print('finish {}, seconds={:4.2f}'.format(i, t))
print('testing group')
t0 = time.time()
g = Group()
for i in range(9):
g.spawn(f(i))
g.join()
print('total time: {:4.2f}'.format(time.time() - t0))
assert timespan < time.time() - t0 < timespan * 1.1
def f2():
g = Group()
for c in chars:
g.spawn(f(c))
g.join()
