本文整理匯總了Python中asyncore.readwrite方法的典型用法代碼示例。如果您正苦於以下問題：Python asyncore.readwrite方法的具體用法？Python asyncore.readwrite怎麽用？Python asyncore.readwrite使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類asyncore的用法示例。
在下文中一共展示了asyncore.readwrite方法的2個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: test_readwriteexc
# 需要導入模塊: import asyncore [as 別名]
# 或者: from asyncore import readwrite [as 別名]
def test_readwriteexc(self):
# Check exception handling behavior of read, write and _exception
# check that ExitNow exceptions in the object handler method
# bubbles all the way up through asyncore read/write/_exception calls
tr1 = exitingdummy()
self.assertRaises(asyncore.ExitNow, asyncore.read, tr1)
self.assertRaises(asyncore.ExitNow, asyncore.write, tr1)
self.assertRaises(asyncore.ExitNow, asyncore._exception, tr1)
# check that an exception other than ExitNow in the object handler
# method causes the handle_error method to get called
tr2 = crashingdummy()
asyncore.read(tr2)
self.assertEqual(tr2.error_handled, True)
tr2 = crashingdummy()
asyncore.write(tr2)
self.assertEqual(tr2.error_handled, True)
tr2 = crashingdummy()
asyncore._exception(tr2)
self.assertEqual(tr2.error_handled, True)
# asyncore.readwrite uses constants in the select module that
# are not present in Windows systems (see this thread:
# http://mail.python.org/pipermail/python-list/2001-October/109973.html)
# These constants should be present as long as poll is available 示例2: test_readwrite
# 需要導入模塊: import asyncore [as 別名]
# 或者: from asyncore import readwrite [as 別名]
def test_readwrite(self):
# Check that correct methods are called by readwrite()
attributes = ('read', 'expt', 'write', 'closed', 'error_handled')
expected = (
(select.POLLIN, 'read'),
(select.POLLPRI, 'expt'),
(select.POLLOUT, 'write'),
(select.POLLERR, 'closed'),
(select.POLLHUP, 'closed'),
(select.POLLNVAL, 'closed'),
)
class testobj:
def __init__(self):
self.read = False
self.write = False
self.closed = False
self.expt = False
self.error_handled = False
def handle_read_event(self):
self.read = True
def handle_write_event(self):
self.write = True
def handle_close(self):
self.closed = True
def handle_expt_event(self):
self.expt = True
def handle_error(self):
self.error_handled = True
for flag, expectedattr in expected:
tobj = testobj()
self.assertEqual(getattr(tobj, expectedattr), False)
asyncore.readwrite(tobj, flag)
# Only the attribute modified by the routine we expect to be
# called should be True.
for attr in attributes:
self.assertEqual(getattr(tobj, attr), attr==expectedattr)
# check that ExitNow exceptions in the object handler method
# bubbles all the way up through asyncore readwrite call
tr1 = exitingdummy()
self.assertRaises(asyncore.ExitNow, asyncore.readwrite, tr1, flag)
# check that an exception other than ExitNow in the object handler
# method causes the handle_error method to get called
tr2 = crashingdummy()
self.assertEqual(tr2.error_handled, False)
asyncore.readwrite(tr2, flag)
self.assertEqual(tr2.error_handled, True)