diff options
Diffstat (limited to 'Lib/functools.py')
| -rw-r--r-- | Lib/functools.py | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/Lib/functools.py b/Lib/functools.py index c223a629d0..e8e99600c6 100644 --- a/Lib/functools.py +++ b/Lib/functools.py @@ -121,16 +121,15 @@ def lru_cache(maxsize=100): Arguments to the cached function must be hashable. - Significant statistics (maxsize, size, hits, misses) are - available through the f.cache_info() named tuple. - Clear the cache and statistics using f.cache_clear(). - The underlying function is stored in f.__wrapped__. + View the cache statistics named tuple (maxsize, size, hits, misses) with + f.cache_info(). Clear the cache and statistics with f.cache_clear(). + And access the underlying function with f.__wrapped__. See: http://en.wikipedia.org/wiki/Cache_algorithms#Least_Recently_Used """ # Users should only access the lru_cache through its public API: - # cache_info, cache_clear, and f.__wrapped__ + # cache_info, cache_clear, and f.__wrapped__ # The internals of the lru_cache are encapsulated for thread safety and # to allow the implementation to change (including a possible C version). @@ -141,7 +140,7 @@ def lru_cache(maxsize=100): cache_popitem = cache.popitem cache_renew = cache.move_to_end hits = misses = 0 - kwd_mark = object() # separate positional and keyword args + kwd_mark = object() # separates positional and keyword args lock = Lock() @wraps(user_function) @@ -165,7 +164,7 @@ def lru_cache(maxsize=100): return result def cache_info(): - """Report significant cache statistics""" + """Report cache statistics""" with lock: return _CacheInfo(maxsize, len(cache), hits, misses) |