本文整理汇总了Python中botocore.hooks.HierarchicalEmitter.register_first方法的典型用法代码示例。如果您正苦于以下问题：Python HierarchicalEmitter.register_first方法的具体用法？Python HierarchicalEmitter.register_first怎么用？Python HierarchicalEmitter.register_first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botocore.hooks.HierarchicalEmitter的用法示例。
在下文中一共展示了HierarchicalEmitter.register_first方法的4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: TestWildcardHandlers
# 需要导入模块: from botocore.hooks import HierarchicalEmitter [as 别名]
# 或者: from botocore.hooks.HierarchicalEmitter import register_first [as 别名]
#.........这里部分代码省略.........
self.emitter.unregister('foo', self.hook, unique_id='foo',
unique_id_uses_count=True)
def test_handlers_called_in_order(self):
def handler(call_number, **kwargs):
kwargs['call_number'] = call_number
self.hook_calls.append(kwargs)
self.emitter.register('foo', partial(handler, call_number=1))
self.emitter.register('foo', partial(handler, call_number=2))
self.emitter.emit('foo')
self.assertEqual([k['call_number'] for k in self.hook_calls],
[1, 2])
def test_handler_call_order_with_hierarchy(self):
def handler(call_number, **kwargs):
kwargs['call_number'] = call_number
self.hook_calls.append(kwargs)
# We go from most specific to least specific, and each level is called
# in the order they were registered for that particular hierarchy
# level.
self.emitter.register('foo.bar.baz', partial(handler, call_number=1))
self.emitter.register('foo.bar', partial(handler, call_number=3))
self.emitter.register('foo', partial(handler, call_number=5))
self.emitter.register('foo.bar.baz', partial(handler, call_number=2))
self.emitter.register('foo.bar', partial(handler, call_number=4))
self.emitter.register('foo', partial(handler, call_number=6))
self.emitter.emit('foo.bar.baz')
self.assertEqual([k['call_number'] for k in self.hook_calls],
[1, 2, 3, 4, 5, 6])
def test_register_first_single_level(self):
def handler(call_number, **kwargs):
kwargs['call_number'] = call_number
self.hook_calls.append(kwargs)
# Handlers registered through register_first() are always called
# before handlers registered with register().
self.emitter.register('foo', partial(handler, call_number=3))
self.emitter.register('foo', partial(handler, call_number=4))
self.emitter.register_first('foo', partial(handler, call_number=1))
self.emitter.register_first('foo', partial(handler, call_number=2))
self.emitter.register('foo', partial(handler, call_number=5))
self.emitter.emit('foo')
self.assertEqual([k['call_number'] for k in self.hook_calls],
[1, 2, 3, 4, 5])
def test_register_first_hierarchy(self):
def handler(call_number, **kwargs):
kwargs['call_number'] = call_number
self.hook_calls.append(kwargs)
self.emitter.register('foo', partial(handler, call_number=5))
self.emitter.register('foo.bar', partial(handler, call_number=2))
self.emitter.register_first('foo', partial(handler, call_number=4))
self.emitter.register_first('foo.bar', partial(handler, call_number=1))
self.emitter.register('foo', partial(handler, call_number=6))
self.emitter.register('foo.bar', partial(handler, call_number=3))
self.emitter.emit('foo.bar')
self.assertEqual([k['call_number'] for k in self.hook_calls],示例2: Session
# 需要导入模块: from botocore.hooks import HierarchicalEmitter [as 别名]
# 或者: from botocore.hooks.HierarchicalEmitter import register_first [as 别名]
#.........这里部分代码省略.........
def _register_event_emitter(self):
self._components.register_component('event_emitter', self._events)
def _register_credential_provider(self):
self._components.lazy_register_component(
'credential_provider',
lambda: botocore.credentials.create_credential_resolver(self))
def _register_data_loader(self):
self._components.lazy_register_component(
'data_loader',
lambda: create_loader(self.get_config_variable('data_path')))
def _register_endpoint_resolver(self):
self._components.lazy_register_component(
'endpoint_resolver',
lambda: regions.EndpointResolver(self.get_data('_endpoints')))
def _register_response_parser_factory(self):
self._components.register_component('response_parser_factory',
ResponseParserFactory())
def _reset_components(self):
self._register_components()
def _register_builtin_handlers(self, events):
for spec in handlers.BUILTIN_HANDLERS:
if len(spec) == 2:
event_name, handler = spec
self.register(event_name, handler)
else:
event_name, handler, register_type = spec
if register_type is handlers.REGISTER_FIRST:
self._events.register_first(event_name, handler)
elif register_first is handlers.REGISTER_LAST:
self._events.register_last(event_name, handler)
@property
def provider(self):
if self._provider is None:
self._provider = get_provider(
self, self.get_config_variable('provider'))
return self._provider
@property
def available_profiles(self):
return list(self._build_profile_map().keys())
def _build_profile_map(self):
# This will build the profile map if it has not been created,
# otherwise it will return the cached value. The profile map
# is a list of profile names, to the config values for the profile.
if self._profile_map is None:
self._profile_map = self.full_config['profiles']
return self._profile_map
@property
def profile(self):
return self._profile
@profile.setter
def profile(self, profile):
# Since provider can be specified in profile, changing the
# profile should reset the provider.
self._provider = None
self._profile = profile示例3: Session
# 需要导入模块: from botocore.hooks import HierarchicalEmitter [as 别名]
# 或者: from botocore.hooks.HierarchicalEmitter import register_first [as 别名]
#.........这里部分代码省略.........
self._register_endpoint_resolver()
self._register_event_emitter()
self._register_response_parser_factory()
def _register_event_emitter(self):
self._components.register_component("event_emitter", self._events)
def _register_credential_provider(self):
self._components.lazy_register_component(
"credential_provider", lambda: botocore.credentials.create_credential_resolver(self)
)
def _register_data_loader(self):
self._components.lazy_register_component(
"data_loader", lambda: create_loader(self.get_config_variable("data_path"))
)
def _register_endpoint_resolver(self):
self._components.lazy_register_component(
"endpoint_resolver", lambda: regions.EndpointResolver(self.get_data("_endpoints"))
)
def _register_response_parser_factory(self):
self._components.register_component("response_parser_factory", ResponseParserFactory())
def _register_builtin_handlers(self, events):
for spec in handlers.BUILTIN_HANDLERS:
if len(spec) == 2:
event_name, handler = spec
self.register(event_name, handler)
else:
event_name, handler, register_type = spec
if register_type is handlers.REGISTER_FIRST:
self._events.register_first(event_name, handler)
elif register_type is handlers.REGISTER_LAST:
self._events.register_last(event_name, handler)
@property
def available_profiles(self):
return list(self._build_profile_map().keys())
def _build_profile_map(self):
# This will build the profile map if it has not been created,
# otherwise it will return the cached value. The profile map
# is a list of profile names, to the config values for the profile.
if self._profile_map is None:
self._profile_map = self.full_config["profiles"]
return self._profile_map
@property
def profile(self):
if self._profile is None:
profile = self.get_config_variable("profile")
self._profile = profile
return self._profile
def get_config_variable(self, logical_name, methods=("instance", "env", "config")):
"""
Retrieve the value associated with the specified logical_name
from the environment or the config file. Values found in the
environment variable take precedence of values found in the
config file. If no value can be found, a None will be returned.
:type logical_name: str
:param logical_name: The logical name of the session variable
you want to retrieve. This name will be mapped to the示例4: TestWildcardHandlers
# 需要导入模块: from botocore.hooks import HierarchicalEmitter [as 别名]
# 或者: from botocore.hooks.HierarchicalEmitter import register_first [as 别名]
#.........这里部分代码省略.........
# Now the event should be unregistered.
self.hook_calls = []
self.emitter.emit('foo')
self.assertEqual(len(self.hook_calls), 0)
def test_register_with_no_uses_count_unregister(self):
self.emitter.register('foo', self.hook, unique_id='foo')
# The event was not registered to use a count initially
with self.assertRaises(ValueError):
self.emitter.unregister('foo', self.hook, unique_id='foo',
unique_id_uses_count=True)
def test_handlers_called_in_order(self):
def handler(call_number, **kwargs):
kwargs['call_number'] = call_number
self.hook_calls.append(kwargs)
self.emitter.register('foo', partial(handler, call_number=1))
self.emitter.register('foo', partial(handler, call_number=2))
self.emitter.emit('foo')
self.assertEqual([k['call_number'] for k in self.hook_calls],
[1, 2])
def test_handler_call_order_with_hierarchy(self):
def handler(call_number, **kwargs):
kwargs['call_number'] = call_number
self.hook_calls.append(kwargs)
# We go from most specific to least specific, and each level is called
# in the order they were registered for that particular hierarchy
# level.
self.emitter.register('foo.bar.baz', partial(handler, call_number=1))
self.emitter.register('foo.bar', partial(handler, call_number=3))
self.emitter.register('foo', partial(handler, call_number=5))
self.emitter.register('foo.bar.baz', partial(handler, call_number=2))
self.emitter.register('foo.bar', partial(handler, call_number=4))
self.emitter.register('foo', partial(handler, call_number=6))
self.emitter.emit('foo.bar.baz')
self.assertEqual([k['call_number'] for k in self.hook_calls],
[1, 2, 3, 4, 5, 6])
def test_register_first_single_level(self):
def handler(call_number, **kwargs):
kwargs['call_number'] = call_number
self.hook_calls.append(kwargs)
# Handlers registered through register_first() are always called
# before handlers registered with register().
self.emitter.register('foo', partial(handler, call_number=3))
self.emitter.register('foo', partial(handler, call_number=4))
self.emitter.register_first('foo', partial(handler, call_number=1))
self.emitter.register_first('foo', partial(handler, call_number=2))
self.emitter.register('foo', partial(handler, call_number=5))
self.emitter.emit('foo')
self.assertEqual([k['call_number'] for k in self.hook_calls],
[1, 2, 3, 4, 5])
def test_register_first_hierarchy(self):
def handler(call_number, **kwargs):
kwargs['call_number'] = call_number
self.hook_calls.append(kwargs)
self.emitter.register('foo', partial(handler, call_number=5))
self.emitter.register('foo.bar', partial(handler, call_number=2))
self.emitter.register_first('foo', partial(handler, call_number=4))
self.emitter.register_first('foo.bar', partial(handler, call_number=1))
self.emitter.register('foo', partial(handler, call_number=6))
self.emitter.register('foo.bar', partial(handler, call_number=3))
self.emitter.emit('foo.bar')
self.assertEqual([k['call_number'] for k in self.hook_calls],
[1, 2, 3, 4, 5, 6])
def test_register_last_hierarchy(self):
def handler(call_number, **kwargs):
kwargs['call_number'] = call_number
self.hook_calls.append(kwargs)
self.emitter.register_last('foo', partial(handler, call_number=3))
self.emitter.register('foo', partial(handler, call_number=2))
self.emitter.register_first('foo', partial(handler, call_number=1))
self.emitter.emit('foo')
self.assertEqual([k['call_number'] for k in self.hook_calls],
[1, 2, 3])
def test_register_unregister_first_last(self):
self.emitter.register('foo', self.hook)
self.emitter.register_last('foo.bar', self.hook)
self.emitter.register_first('foo.bar.baz', self.hook)
self.emitter.unregister('foo.bar.baz', self.hook)
self.emitter.unregister('foo.bar', self.hook)
self.emitter.unregister('foo', self.hook)
self.emitter.emit('foo')
self.assertEqual(self.hook_calls, [])