Remove lru option

This commit is contained in:
Erik Johnston 2016-08-19 11:59:29 +01:00
parent 4161ff2fc4
commit ba214a5e32
9 changed files with 18 additions and 33 deletions

View file

@ -26,8 +26,6 @@ from . import DEBUG_CACHES, register_cache
from twisted.internet import defer
from collections import OrderedDict
import os
import functools
import inspect
@ -54,16 +52,11 @@ class Cache(object):
"metrics",
)
def __init__(self, name, max_entries=1000, keylen=1, lru=True, tree=False):
if True:
cache_type = TreeCache if tree else dict
self.cache = LruCache(
max_size=max_entries, keylen=keylen, cache_type=cache_type
)
self.max_entries = None
else:
self.cache = OrderedDict()
self.max_entries = max_entries
def __init__(self, name, max_entries=1000, keylen=1, tree=False):
cache_type = TreeCache if tree else dict
self.cache = LruCache(
max_size=max_entries, keylen=keylen, cache_type=cache_type
)
self.name = name
self.keylen = keylen
@ -102,10 +95,6 @@ class Cache(object):
self.prefill(key, value, callback=callback)
def prefill(self, key, value, callback=None):
if self.max_entries is not None:
while len(self.cache) >= self.max_entries:
self.cache.popitem(last=False, callback=None)
self.cache.set(key, value, callback=callback)
def invalidate(self, key):
@ -164,7 +153,7 @@ class CacheDescriptor(object):
defer.returnValue(r1 + r2)
"""
def __init__(self, orig, max_entries=1000, num_args=1, lru=True, tree=False,
def __init__(self, orig, max_entries=1000, num_args=1, tree=False,
inlineCallbacks=False):
max_entries = int(max_entries * CACHE_SIZE_FACTOR)
@ -177,7 +166,6 @@ class CacheDescriptor(object):
self.max_entries = max_entries
self.num_args = num_args
self.lru = lru
self.tree = tree
all_args = inspect.getargspec(orig)
@ -200,7 +188,6 @@ class CacheDescriptor(object):
name=self.orig.__name__,
max_entries=self.max_entries,
keylen=self.num_args,
lru=self.lru,
tree=self.tree,
)
@ -427,22 +414,20 @@ class _CacheContext(object):
self.cache.invalidate(self.key)
def cached(max_entries=1000, num_args=1, lru=True, tree=False):
def cached(max_entries=1000, num_args=1, tree=False):
return lambda orig: CacheDescriptor(
orig,
max_entries=max_entries,
num_args=num_args,
lru=lru,
tree=tree,
)
def cachedInlineCallbacks(max_entries=1000, num_args=1, lru=False, tree=False):
def cachedInlineCallbacks(max_entries=1000, num_args=1, tree=False):
return lambda orig: CacheDescriptor(
orig,
max_entries=max_entries,
num_args=num_args,
lru=lru,
tree=tree,
inlineCallbacks=True,
)