Sets in python are simply an unordered, unique, and unindexed collection of items. This means that the data that we store in sets are not stored in any particular sequence. Also, no repetition of ...

To set the size of the cache for your function, just supply a number with the decorator, like so: @lru_cache(360) def sin_half(x): return sin(x)/2 This caches a maximum of 360 possible values for ...