本文整理匯總了Python中notify.signal.Signal類的典型用法代碼示例。如果您正苦於以下問題：Python Signal類的具體用法？Python Signal怎麽用？Python Signal使用的例子？那麽, 這裏精選的類代碼示例或許可以為您提供幫助。
在下文中一共展示了Signal類的15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_argument_passing
def test_argument_passing (self):
test = NotifyTestObject ()
signal = Signal ()
signal.connect (test.simple_handler)
signal.emit (45, 'abc')
test.assert_results ((45, 'abc'))示例2: test_emission_stop_3
def test_emission_stop_3 (self):
def stop_emission ():
was_stopped = signal.emission_stopped
signal.stop_emission ()
return was_stopped, signal.emission_stopped
signal = Signal (Signal.VALUE_LIST)
signal.connect (stop_emission)
self.assertEqual (signal.emit (), [(False, True)])示例3: test_value_list_accumulator
def test_value_list_accumulator (self):
signal = Signal (AbstractSignal.VALUE_LIST)
self.assertEqual (signal.emit (), [])
signal.connect (lambda: 50)
self.assertEqual (signal.emit (), [50])
signal.connect (lambda: None)
signal.connect (lambda: ())
self.assertEqual (signal.emit (), [50, None, ()])示例4: test_handler_garbage_collection_3
def test_handler_garbage_collection_3 (self):
test = NotifyTestObject ()
signal = Signal (AbstractSignal.ANY_ACCEPTS)
handler = HandlerGarbageCollectionTestCase.HandlerObject (test)
def accepting_handler (*arguments):
test.simple_handler_100 (*arguments)
return arguments[0]
signal.connect (accepting_handler)
signal.connect (handler.simple_handler)
self.assertEqual (len (signal._handlers), 2)
signal.emit (1)
del handler
self.collect_garbage ()
self.assertEqual (len (signal._handlers), 2)
signal.emit (2)
# This time emission is stopped by accumulator, but still the gc-collected handler
# must be removed.
self.assertEqual (len (signal._handlers), 1)
test.assert_results (101, 102)示例5: initialize
def initialize (self):
signal = Signal ()
signal.connect (_ignoring_handler)
signal.connect (_ignoring_handler, 1)
signal.connect (_ignoring_handler, 'a', 'b')
signal.connect (_ignoring_handler, None, True, False)
self.__signal = signal示例6: test_emission_level_2
def test_emission_level_2 (self):
test = NotifyTestObject ()
signal = Signal ()
def reemit_if_shallow ():
test.results.append (signal.emission_level)
if signal.emission_level < 3:
signal.emit ()
signal.connect (reemit_if_shallow)
signal.emit ()
test.assert_results (1, 2, 3)示例7: test_blocking_1
def test_blocking_1 (self):
test = NotifyTestObject ()
signal = Signal ()
signal.connect (test.simple_handler)
signal.emit (1)
with signal.blocking (test.simple_handler):
signal.emit (2)
signal.emit (3)
test.assert_results (1, 3)示例8: test_block
def test_block (self):
test = NotifyTestObject ()
signal = Signal ()
signal.connect (test.simple_handler)
signal.emit (1)
signal.block (test.simple_handler)
signal.emit (2)
test.assert_results (1)示例9: test_disconnect
def test_disconnect (self):
test = NotifyTestObject ()
signal = Signal ()
signal.connect (test.simple_handler)
signal.emit ()
signal.disconnect (test.simple_handler)
signal.emit ()
test.assert_results (())示例10: test_blocking_2
def test_blocking_2 (self):
test = NotifyTestObject ()
signal = Signal ()
signal.connect (test.simple_handler)
signal.emit (1)
with nested (ignoring_exceptions (), signal.blocking (test.simple_handler)):
signal.emit (2)
raise Exception
signal.emit (3)
test.assert_results (1, 3)示例11: test_connect_with_arguments
def test_connect_with_arguments (self):
test = NotifyTestObject ()
signal = Signal ()
signal.connect_safe (test.simple_handler, 'one argument')
signal.connect_safe (test.simple_handler, 'first', 'second', 3)
signal.emit ()
signal.emit ('a', 'b')
test.assert_results ('one argument', ('first', 'second', 3),
('one argument', 'a', 'b'), ('first', 'second', 3, 'a', 'b'))示例12: test_mixed_argument_passing
def test_mixed_argument_passing (self):
test = NotifyTestObject ()
signal = Signal ()
signal.connect (test.simple_keywords_handler)
signal.emit (ham = 'spam')
signal.emit (42)
signal.emit (1, 2, 3, foo = 'bar')
test.assert_results ({ 'ham': 'spam' },
(42, { }),
(1, 2, 3, { 'foo': 'bar' }))示例13: test_last_value_accumulator
def test_last_value_accumulator (self):
signal = Signal (AbstractSignal.LAST_VALUE)
self.assertEqual (signal.emit (), None)
signal.connect (lambda: 15)
self.assertEqual (signal.emit (), 15)
signal.connect (lambda: 'abc')
self.assertEqual (signal.emit (), 'abc')示例14: test_emission_stop_2
def test_emission_stop_2 (self):
def reemit_signal (number):
signal.stop_emission ()
if number < 10:
signal (number + 1)
test = NotifyTestObject ()
signal = Signal ()
signal.connect (test.simple_handler)
signal.connect (reemit_signal)
# This must never be called since emission is stopped by the previous handler.
signal.connect (test.simple_handler)
signal.emit (0)
test.assert_results (0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10)示例15: test_emission_stop_1
def test_emission_stop_1 (self):
def stop_emission ():
signal.stop_emission ()
test = NotifyTestObject ()
signal = Signal ()
signal.connect (stop_emission)
signal.connect (test.simple_handler)
signal.emit ()
test.assert_results ()