def get(self, namespace, key):
         v = LRUCache.get(self, namespace, key)
         if v is None:
             slabkey = slabutil_make_slabkey(namespace, key)
             with self.iocond:
                 while slabkey in self.iopending:
                     self.iocond.wait()
         return v
Retrieve an item from the cache.
dataset/ETHPy150Open MapQuest/mapquest-osm-server/src/python/datastore/lrucache.py/LRUIOCache.get