def wait(self, till=None):
"""
THE ASSUMPTION IS wait() WILL ALWAYS RETURN WITH THE LOCK ACQUIRED
:param till: WHEN TO GIVE UP WAITING FOR ANOTHER THREAD TO SIGNAL
:return:
"""
if self.waiting:
waiter = self.waiting.pop()
waiter.go()
try:
waiter = Signal()
self.waiting.appendleft(waiter)
self.lock.release()
(waiter | till).wait_for_go()
return not not waiter
finally:
self.lock.acquire()
from __future__ import absolute_import
from __future__ import division
from __future__ import unicode_literals
from thread import allocate_lock as _allocate_lock
from time import sleep as _sleep
from time import time as _time
from pyLibrary.thread.signal import Signal
from pyLibrary.times.dates import Date
from pyLibrary.times.durations import Duration
DEBUG = True
INTERVAL = 0.1
next_ping = _time()
done = Signal("Timers shutdown")
done.go()
class Till(Signal):
"""
TIMEOUT AS A SIGNAL
"""
enabled = False
all_timers = []
locker = _allocate_lock()
def __new__(cls, till=None, timeout=None, seconds=None):
if not Till.enabled:
return done
