本文整理汇总了Python中vispy.util.event.EventEmitter.ignore_callback_errors方法的典型用法代码示例。如果您正苦于以下问题：Python EventEmitter.ignore_callback_errors方法的具体用法？Python EventEmitter.ignore_callback_errors怎么用？Python EventEmitter.ignore_callback_errors使用的例子？那么恭喜您, 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vispy.util.event.EventEmitter的用法示例。
在下文中一共展示了EventEmitter.ignore_callback_errors方法的2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: test_emitter_loop
# 需要导入模块: from vispy.util.event import EventEmitter [as 别名]
# 或者: from vispy.util.event.EventEmitter import ignore_callback_errors [as 别名]
def test_emitter_loop(self):
"""Catch emitter loops"""
em1 = EventEmitter(type='test_event1')
em2 = EventEmitter(type='test_event2')
em1.ignore_callback_errors = False
em2.ignore_callback_errors = False
# cross-connect emitters; when we emit, an exception should be raised
# indicating an event loop.
em1.connect(em2)
em2.connect(em1)
try:
em1()
except RuntimeError as err:
if str(err) != 'EventEmitter loop detected!':
raise err示例2: test_emitter_error_handling
# 需要导入模块: from vispy.util.event import EventEmitter [as 别名]
# 或者: from vispy.util.event.EventEmitter import ignore_callback_errors [as 别名]
def test_emitter_error_handling(self):
"""Emitter error handling"""
em = EventEmitter(type='test_event')
em.print_callback_errors = False
def cb(ev):
raise Exception('test')
# first callback fails; second callback still runs.
em.connect(self.record_event)
em.connect(cb)
self.result = None
ev = em()
self.assert_result(event=ev)
# this time we should get an exception
self.result = None
em.ignore_callback_errors = False
try:
em()
assert False, "Emission should have raised exception"
except Exception as err:
if str(err) != 'test':
raise