本文整理汇总了Python中synapse.util.ObservableDeferred.addBoth方法的典型用法代码示例。如果您正苦于以下问题：Python ObservableDeferred.addBoth方法的具体用法？Python ObservableDeferred.addBoth怎么用？Python ObservableDeferred.addBoth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synapse.util.ObservableDeferred的用法示例。
在下文中一共展示了ObservableDeferred.addBoth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: set
# 需要导入模块: from synapse.util import ObservableDeferred [as 别名]
# 或者: from synapse.util.ObservableDeferred import addBoth [as 别名]
def set(self, key, deferred):
"""Set the entry for the given key to the given deferred.
*deferred* should run its callbacks in the sentinel logcontext (ie,
you should wrap normal synapse deferreds with
logcontext.run_in_background).
Can return either a new Deferred (which also doesn't follow the synapse
logcontext rules), or, if *deferred* was already complete, the actual
result. You will probably want to make_deferred_yieldable the result.
Args:
key (hashable):
deferred (twisted.internet.defer.Deferred[T):
Returns:
twisted.internet.defer.Deferred[T]|T: a new deferred, or the actual
result.
"""
result = ObservableDeferred(deferred, consumeErrors=True)
self.pending_result_cache[key] = result
def remove(r):
if self.timeout_sec:
self.clock.call_later(
self.timeout_sec,
self.pending_result_cache.pop, key, None,
)
else:
self.pending_result_cache.pop(key, None)
return r
result.addBoth(remove)
return result.observe()示例2: wait_for_previous_lookups
# 需要导入模块: from synapse.util import ObservableDeferred [as 别名]
# 或者: from synapse.util.ObservableDeferred import addBoth [as 别名]
def wait_for_previous_lookups(self, server_names, server_to_deferred):
"""Waits for any previous key lookups for the given servers to finish.
Args:
server_names (list): list of server_names we want to lookup
server_to_deferred (dict): server_name to deferred which gets
resolved once we've finished looking up keys for that server
"""
while True:
wait_on = [
self.key_downloads[server_name]
for server_name in server_names
if server_name in self.key_downloads
]
if wait_on:
with PreserveLoggingContext():
yield defer.DeferredList(wait_on)
else:
break
for server_name, deferred in server_to_deferred.items():
d = ObservableDeferred(preserve_context_over_deferred(deferred))
self.key_downloads[server_name] = d
def rm(r, server_name):
self.key_downloads.pop(server_name, None)
return r
d.addBoth(rm, server_name)示例3: set
# 需要导入模块: from synapse.util import ObservableDeferred [as 别名]
# 或者: from synapse.util.ObservableDeferred import addBoth [as 别名]
def set(self, key, deferred):
result = ObservableDeferred(deferred, consumeErrors=True)
self.pending_result_cache[key] = result
def remove(r):
self.pending_result_cache.pop(key, None)
return r
result.addBoth(remove)
return result.observe()示例4: set
# 需要导入模块: from synapse.util import ObservableDeferred [as 别名]
# 或者: from synapse.util.ObservableDeferred import addBoth [as 别名]
def set(self, key, deferred):
result = ObservableDeferred(deferred, consumeErrors=True)
self.pending_result_cache[key] = result
def remove(r):
if self.timeout_sec:
self.clock.call_later(
self.timeout_sec,
self.pending_result_cache.pop, key, None,
)
else:
self.pending_result_cache.pop(key, None)
return r
result.addBoth(remove)
return result.observe()