lru_cacher

Release 1.0.0

Least Recently used Cache (LRU Cache) in Python

Homepage PyPI Python

Keywords
lru, cache, least, recently, used
License
Apache-2.0
Install
pip install lru_cacher==1.0.0

Documentation

lru_cacher
=========

This is a  Least Recently Used (LRU) Cache implementation in Python.

INSTALLATION

To install, simply run
python setup.py install

To run unit tests, run
python setup.py test


EXAMPLE USAGE

>>> from time import sleep
>>>
>>> from lru_cacher import LruCacher
>>>
>>> def slowSqrt(n):
>>>   sleep(2)
>>>   return n**0.5

>>> cache = LruCache(max_size=200, plan_b_func=slowSqrt)
#This lookup will be slow
>>> answer, found_in_cache = cache.lookup(49)
>>> print answer, found_in_cache
7.0 False

#This lookup will be fast
>>> answer, found_in_cache = cache.lookup(49)
>>> print answer, found_in_cache
7.0 True

#Let's modify the cache
>>> cache.update(49, 'seven')
>>> answer, found_in_cache = cache.lookup(49)
>>> print answer, found_in_cache
seven True

Stats

Dependencies
0
Dependent packages
0
Dependent repositories
0
Total releases
1
Latest release
First release
Stars
0
Forks
1
Watchers
1
Contributors
1
Repository size
156 KB
SourceRank
7

Development practices

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Releases

1.0.0

Contributors

Andrew Nystrom


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