def hello(sec):
print("Yawn")
try:
thredo.sleep(sec)
print("Awake")
except thredo.ThreadCancelled:
print("Cancelled!")
def func():
print('Yawn')
try:
thredo.sleep(10)
print('Awake')
except thredo.ThreadCancelled:
print('Cancelled')
def consumer(q):
while True:
item = q.get()
if item is None:
break
print("Child:", item)
thredo.sleep(0.01)
def main():
serv = thredo.spawn(server, ('', 25000))
client = thredo.spawn(test_client, ('localhost', 25000))
thredo.sleep(0.1)
client.cancel()
start.set()
serv.join()
def main():
lck = thredo.Semaphore()
t1 = thredo.spawn(func, lck, 'thread-1')
t2 = thredo.spawn(func, lck, 'thread-2')
# Case 2: Cancel a thread holding a lock
thredo.sleep(2)
t1.cancel()
t2.join()
def producer():
nonlocal n
while n < 5:
thredo.sleep(0.1)
with lock:
n += 1
result.append(('produce', n))
lock.notify()
def friend(name):
print('Hi, my name is', name)
print('Playing Minecraft')
try:
thredo.sleep(1000)
except thredo.CancelledError:
print(name, 'going home')
raise
def test_client(address):
evt.wait()
sock = socket(AF_INET, SOCK_STREAM)
sock.connect(address)
sock.recv(8)
sock.send(b'Msg1\nMsg2\n')
thredo.sleep(1)
sock.send(b'Msg3\n')
sock.close()
def main():
# thredo.spawn(spin, 60_000_000)
q = thredo.Queue()
with thredo.ThreadGroup(wait=None) as g:
g.spawn(spin,100_000_000)
for n in range(4):
g.spawn(worker, q, f'Worker-{n}')
for n in range(10):
q.put(n)
thredo.sleep(1)
q.join()
print('Done')
def server(address):
sock = socket(AF_INET, SOCK_STREAM)
sock.setsockopt(SOL_SOCKET, SO_REUSEADDR, True)
sock.bind(address)
sock.listen(1)
evt.set()
client, addr = sock.accept()
try:
client.send(b'OK')
s = client.as_stream()
thredo.sleep(1)
results.append(s.readall())
finally:
client.close()
sock.close()
def kid():
while True:
try:
print('Can I play?')
thredo.timeout_after(1, start_evt.wait)
break
except thredo.ThreadTimeout:
print('Wha!?!')
print('Building the Millenium Falcon in Minecraft')
with thredo.ThreadGroup() as f:
f.spawn(friend, 'Max')
f.spawn(friend, 'Lillian')
f.spawn(friend, 'Thomas')
try:
thredo.sleep(1000)
except thredo.CancelledError:
print('Fine. Saving my work.')
raise
def parent():
goodbye = thredo.SignalEvent(signal.SIGINT, signal.SIGTERM)
kid_task = thredo.spawn(kid)
thredo.sleep(5)
print("Yes, go play")
start_evt.set()
goodbye.wait()
del goodbye
print("Let's go")
count_task = thredo.spawn(countdown, 10)
count_task.join()
print("We're leaving!")
try:
thredo.timeout_after(10, kid_task.join)
except thredo.ThreadTimeout:
kid_task.cancel()
thredo.sleep(3)
print('Parent Leaving')
def philosopher(n):
thredo.sleep(random.random())
try:
with sticks[n]:
thredo.sleep(random.random())
with sticks[(n + 1) % 5]:
print("eating", n)
thredo.sleep(random.random())
except thredo.ThreadCancelled:
print(f"But what is death? {n}")
def main():
with thredo.ignore_after(0.25):
thredo.sleep(1)
def countdown(n):
while n > 0:
print('T-minus', n)
thredo.sleep(1)
n -= 1
def child():
try:
thredo.sleep(10)
except thredo.ThreadCancelled:
result.append('cancel')
def main():
t = thredo.spawn(child)
thredo.sleep(0.1)
t.cancel()
def main():
try:
with thredo.timeout_after(0.25):
thredo.sleep(1)
except thredo.ThreadTimeout:
result.append('timeout')
def main():
t = thredo.spawn(hello, 100)
thredo.sleep(5)
t.cancel()
print("Goodbye")
def main():
q = thredo.Queue(maxsize=1)
t = thredo.spawn(producer, q)
results.append('start')
thredo.sleep(0.1)
t.cancel()
def killer(delay, t):
thredo.sleep(delay)
t.cancel()
def func(lck, label):
print(label, 'starting')
with lck:
print(label, 'working')
thredo.sleep(5)
print(label, 'done')
def main():
t = thredo.spawn(func)
thredo.sleep(2)
t.cancel()
def main():
start = time.time()
thredo.sleep(1.0)
end = time.time()
result.append(end - start)
