本文整理汇总了Python中tornado.ioloop.IOLoop.add_handler方法的典型用法代码示例。如果您正苦于以下问题：Python IOLoop.add_handler方法的具体用法？Python IOLoop.add_handler怎么用？Python IOLoop.add_handler使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类tornado.ioloop.IOLoop的用法示例。
在下文中一共展示了IOLoop.add_handler方法的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: initialize
# 需要导入模块: from tornado.ioloop import IOLoop [as 别名]
# 或者: from tornado.ioloop.IOLoop import add_handler [as 别名]
def initialize(self, asyncio_loop, **kwargs):
self.asyncio_loop = asyncio_loop
# Maps fd to (fileobj, handler function) pair (as in IOLoop.add_handler)
self.handlers = {}
# Set of fds listening for reads/writes
self.readers = set()
self.writers = set()
self.closing = False
# If an asyncio loop was closed through an asyncio interface
# instead of IOLoop.close(), we'd never hear about it and may
# have left a dangling reference in our map. In case an
# application (or, more likely, a test suite) creates and
# destroys a lot of event loops in this way, check here to
# ensure that we don't have a lot of dead loops building up in
# the map.
#
# TODO(bdarnell): consider making self.asyncio_loop a weakref
# for AsyncIOMainLoop and make _ioloop_for_asyncio a
# WeakKeyDictionary.
for loop in list(IOLoop._ioloop_for_asyncio):
if loop.is_closed():
del IOLoop._ioloop_for_asyncio[loop]
IOLoop._ioloop_for_asyncio[asyncio_loop] = self
super(BaseAsyncIOLoop, self).initialize(**kwargs) 示例2: initialize
# 需要导入模块: from tornado.ioloop import IOLoop [as 别名]
# 或者: from tornado.ioloop.IOLoop import add_handler [as 别名]
def initialize(self, asyncio_loop, close_loop=False, **kwargs):
super(BaseAsyncIOLoop, self).initialize(**kwargs)
self.asyncio_loop = asyncio_loop
self.close_loop = close_loop
# Maps fd to (fileobj, handler function) pair (as in IOLoop.add_handler)
self.handlers = {}
# Set of fds listening for reads/writes
self.readers = set()
self.writers = set()
self.closing = False 示例3: add_handler
# 需要导入模块: from tornado.ioloop import IOLoop [as 别名]
# 或者: from tornado.ioloop.IOLoop import add_handler [as 别名]
def add_handler(self, fd, handler, events):
fd, fileobj = self.split_fd(fd)
if fd in self.handlers:
raise ValueError("fd %s added twice" % fd)
self.handlers[fd] = (fileobj, stack_context.wrap(handler))
if events & IOLoop.READ:
self.asyncio_loop.add_reader(
fd, self._handle_events, fd, IOLoop.READ)
self.readers.add(fd)
if events & IOLoop.WRITE:
self.asyncio_loop.add_writer(
fd, self._handle_events, fd, IOLoop.WRITE)
self.writers.add(fd) 示例4: initialize
# 需要导入模块: from tornado.ioloop import IOLoop [as 别名]
# 或者: from tornado.ioloop.IOLoop import add_handler [as 别名]
def initialize( # type: ignore
self, asyncio_loop: asyncio.AbstractEventLoop, **kwargs: Any
) -> None:
self.asyncio_loop = asyncio_loop
# Maps fd to (fileobj, handler function) pair (as in IOLoop.add_handler)
self.handlers = {} # type: Dict[int, Tuple[Union[int, _Selectable], Callable]]
# Set of fds listening for reads/writes
self.readers = set() # type: Set[int]
self.writers = set() # type: Set[int]
self.closing = False
# If an asyncio loop was closed through an asyncio interface
# instead of IOLoop.close(), we'd never hear about it and may
# have left a dangling reference in our map. In case an
# application (or, more likely, a test suite) creates and
# destroys a lot of event loops in this way, check here to
# ensure that we don't have a lot of dead loops building up in
# the map.
#
# TODO(bdarnell): consider making self.asyncio_loop a weakref
# for AsyncIOMainLoop and make _ioloop_for_asyncio a
# WeakKeyDictionary.
for loop in list(IOLoop._ioloop_for_asyncio):
if loop.is_closed():
del IOLoop._ioloop_for_asyncio[loop]
IOLoop._ioloop_for_asyncio[asyncio_loop] = self
self._thread_identity = 0
super(BaseAsyncIOLoop, self).initialize(**kwargs)
def assign_thread_identity() -> None:
self._thread_identity = get_ident()
self.add_callback(assign_thread_identity) 示例5: add_handler
# 需要导入模块: from tornado.ioloop import IOLoop [as 别名]
# 或者: from tornado.ioloop.IOLoop import add_handler [as 别名]
def add_handler(
self, fd: Union[int, _Selectable], handler: Callable[..., None], events: int
) -> None:
fd, fileobj = self.split_fd(fd)
if fd in self.handlers:
raise ValueError("fd %s added twice" % fd)
self.handlers[fd] = (fileobj, handler)
if events & IOLoop.READ:
self.asyncio_loop.add_reader(fd, self._handle_events, fd, IOLoop.READ)
self.readers.add(fd)
if events & IOLoop.WRITE:
self.asyncio_loop.add_writer(fd, self._handle_events, fd, IOLoop.WRITE)
self.writers.add(fd)