4 This provides the `lru` package which implements a fixed-size
5 thread safe LRU cache. It is based on the cache in Groupcache.
10 Full docs are available on [Godoc](http://godoc.org/github.com/hashicorp/golang-lru)
15 Using the LRU is very simple:
19 for i := 0; i < 256; i++ {
23 panic(fmt.Sprintf("bad len: %v", l.Len()))