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utils/structures: Fix typos, remove unused code

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This commit is contained in:
Valentin Lorentz 2021-12-19 20:53:08 +01:00
parent 8053d74e71
commit 3f77c53ed5
1 changed files with 4 additions and 5 deletions
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9
src/utils/structures.py
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@ -466,9 +466,9 @@ class ExpiringDict(collections.abc.MutableMapping):
For guaranteed expiry, use TimeoutDict.
Currently, this is implemented by internally alternating two "generation"
dicts, which are dropped after a certain time."""
dicts, which are dropped after a certain time.
"""
__slots__ = ('_lock', 'old_gen', 'new_gen', 'timeout', '_last_switch')
__synchronized__ = ('_expire_generations',)
def __init__(self, timeout, items=None):
self._lock = threading.Lock()
@ -488,7 +488,7 @@ class ExpiringDict(collections.abc.MutableMapping):
# Check the new_gen first, as it contains the most recent
# insertion.
# We must also check them in this order to be thread-safe when
# _expire_generations() runs.
# _expireGenerations() runs.
return self.new_gen[key]
except KeyError:
try:
@ -498,7 +498,7 @@ class ExpiringDict(collections.abc.MutableMapping):
def __contains__(self, key):
# the two clauses must be in this order to be thread-safe when
# _expire_generations() runs.
# _expireGenerations() runs.
return key in self.new_gen or key in self.old_gen
def __setitem__(self, key, value):
@ -545,7 +545,6 @@ class TimeoutDict: # Don't inherit from MutableMapping: not thread-safe
guaranteed timeout.
"""
__slots__ = ('_lock', 'd', 'timeout')
__synchronized__ = ('_expire_generations',)
def __init__(self, timeout, items=None):
expiry = time.time() + timeout