def ensure_greenlet (self):
if self.greenlet.dead:
# create new greenlet sharing same parent as original
new = greenlet.greenlet(self.run, self.greenlet.parent)
# need to assign as parent of old greenlet
# for those greenlets that are currently
# children of the dead hub and may subsequently
# exit without further switching to hub.
self.greenlet.parent = new
self.greenlet = new
def ensure_greenlet(self):
if self.greenlet.dead:
# create new greenlet sharing same parent as original
new = greenlet.greenlet(self.run, self.greenlet.parent)
# need to assign as parent of old greenlet
# for those greenlets that are currently
# children of the dead hub and may subsequently
# exit without further switching to hub.
self.greenlet.parent = new
self.greenlet = new
def __init__ (self, clock = time.time, ptr = None, default = True):
"""
:param clock:
:type clock:
:param default: default loop
:type default: boolean
:param ptr: a pointer a an (optional) libuv loop
:type ptr: a "uv_loop_t*"
"""
self.clock = clock
self.greenlet = greenlet.greenlet(self.run)
self.stopping = False
self.running = False
self.timers = set()
self.pollers = {}
self.callbacks = set()
self.debug_exceptions = True
self.debug_blocking = False
self.debug_blocking_resolution = 1
self.interrupted = False
if ptr:
self.uv_loop = ptr
else:
if _default_loop_destroyed:
default = False
self.uv_sighandlers = set()
self.uv_loop = pyuv.Loop.default_loop()
if default:
#self.uv_signal_checker = pyuv.SignalChecker(self.uv_loop)
for signum in self.SYSTEM_EXCEPTIONS_SIGNUMS:
handler = pyuv.Signal(self.uv_loop)
handler.start(self.signal_received, int(signum))
self.uv_sighandlers.add(handler)
#else:
# self.uv_signal_checker = None
if not self.uv_loop:
raise SystemError("default_loop() failed")
def __init__(self, clock=time.time, ptr=None, default=True):
"""
:param clock:
:type clock:
:param default: default loop
:type default: boolean
:param ptr: a pointer a an (optional) libuv loop
:type ptr: a "uv_loop_t*"
"""
self.clock = clock
self.greenlet = greenlet.greenlet(self.run)
self.stopping = False
self.running = False
self.timers = set()
self.pollers = {}
self.callbacks = set()
self.debug_exceptions = True
self.debug_blocking = False
self.debug_blocking_resolution = 1
self.interrupted = False
if ptr:
self.uv_loop = ptr
else:
if _default_loop_destroyed:
default = False
self.uv_sighandlers = set()
self.uv_loop = pyuv.Loop.default_loop()
if default:
#self.uv_signal_checker = pyuv.SignalChecker(self.uv_loop)
for signum in self.SYSTEM_EXCEPTIONS_SIGNUMS:
handler = pyuv.Signal(self.uv_loop)
handler.start(self.signal_received, int(signum))
self.uv_sighandlers.add(handler)
#else:
# self.uv_signal_checker = None
if not self.uv_loop:
raise SystemError("default_loop() failed")
def _run_callback (func, args, kwargs):
hub = hubs.get_hub()
g = greenlet.greenlet(func, parent = hub.greenlet)
hub.run_callback(g.switch, *args, **kwargs)
return g
def _run_callback(func, args, kwargs):
hub = hubs.get_hub()
g = greenlet.greenlet(func, parent=hub.greenlet)
hub.run_callback(g.switch, *args, **kwargs)
return g