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Raymond Hettinger 2013-03-01 03:48:30 -08:00
commit dacb6858e8
1 changed files with 3 additions and 3 deletions
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6
Lib/functools.py
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@ -17,9 +17,9 @@ except ImportError:
pass pass
from collections import namedtuple from collections import namedtuple
try: try:
from _thread import allocate_lock as Lock from _thread import RLock
except: except:
from _dummy_thread import allocate_lock as Lock from dummy_threading import RLock
################################################################################ ################################################################################
@ -232,7 +232,7 @@ def lru_cache(maxsize=128, typed=False):
hits = misses = 0 hits = misses = 0
full = False full = False
cache_get = cache.get # bound method to lookup a key or return None cache_get = cache.get # bound method to lookup a key or return None
lock = Lock() # because linkedlist updates aren't threadsafe lock = RLock() # because linkedlist updates aren't threadsafe
root = [] # root of the circular doubly linked list root = [] # root of the circular doubly linked list
root[:] = [root, root, None, None] # initialize by pointing to self root[:] = [root, root, None, None] # initialize by pointing to self